{"id":2307,"date":"2026-03-16T11:23:59","date_gmt":"2026-03-16T11:23:59","guid":{"rendered":"https:\/\/nirotec.de\/applications\/energy-and-power-plant-systems\/"},"modified":"2026-11-03T10:00:37","modified_gmt":"2026-11-03T10:00:37","slug":"energy-and-power-plant-systems","status":"publish","type":"page","link":"https:\/\/nirotec.de\/en\/applications\/energy-and-power-plant-systems\/","title":{"rendered":"Energy and power plant systems"},"content":{"rendered":"<div class=\"et_pb_section_0 et_pb_section et_section_regular et_block_section et-pb-has-background-video et_pb_preload section_has_divider et_pb_bottom_divider nrt-hero-video preset--module--divi-section--default\"><span class=\"et-pb-background-video et_pb_allow_player_pause\"><video autoplay loop playsinline muted><source type=\"video\/mp4\" data-src=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/10\/kraftwerk-maschinenhalle-hero.mp4\" \/><\/video><\/span>\n<div class=\"et_pb_row_0 et_pb_row et_block_row preset--module--divi-row--1e63afa1-1ae3-46f2-8da8-ca5dea5c1a1e\">\n<div class=\"et_pb_column_0 et_pb_column et_pb_column_2_3 et_block_column et_pb_css_mix_blend_mode_passthrough preset--module--divi-column--f8443096-b18e-41f5-a9d9-fdfc5afdfc68\">\n<div class=\"et_pb_heading_0 et_pb_heading et_pb_module et_block_module preset--module--divi-heading--e1b03644-3cfd-4dd1-8166-72e371c650a7\"><div class=\"et_pb_heading_container\"><h1 class=\"et_pb_module_header\">Pipe fittings for energy and power plant systems<\/h1><\/div><\/div>\n\n<div class=\"et_pb_text_0 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module preset--module--divi-text--1e8fee99-4691-420a-a445-c043148376e8\"><div class=\"et_pb_text_inner\"><p>Elbows, tees and special parts for steam, high-pressure and high-temperature lines \u2013 in creep-resistant materials up to P91 and P92, heavy-wall and on request to EN 10253-2 Type B. From our own forming production in Unna, Germany.<\/p>\n<\/div><\/div>\n\n<div class=\"et_pb_module et_pb_button_module_wrapper et_pb_button_0_wrapper preset--module--divi-button--default_wrapper\"><a class=\"et_pb_button_0 et_pb_button et_pb_bg_layout_dark et_pb_module et_block_module preset--module--divi-button--default\" href=\"#anfrage\">Request a project quote<\/a><\/div>\n<\/div>\n\n<div class=\"et_pb_column_1 et_pb_column et_pb_column_1_3 et-last-child et_block_column et_pb_column_empty et_pb_css_mix_blend_mode_passthrough preset--module--divi-column--f8443096-b18e-41f5-a9d9-fdfc5afdfc68\"><\/div>\n<\/div>\n<div class=\"et_pb_bottom_inside_divider et-no-transition\"><\/div><\/div>\n\n<div class=\"et_pb_section_1 et_pb_section et_section_regular et_flex_section nrt-sp preset--module--divi-section--default\" id=\"typ\">\n<div class=\"et_pb_row_1 et_pb_row et_flex_row preset--module--divi-row--default\">\n<div class=\"et_pb_column_2 et_pb_column et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_heading_1 et_pb_heading et_pb_module et_flex_module preset--module--divi-heading--default\"><div class=\"et_pb_heading_container\"><h2 class=\"et_pb_module_header\">What do pipe fittings have to withstand in a power plant?<\/h2><\/div><\/div>\n\n<div class=\"et_pb_text_1 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p class=\"nrt-intro\"><strong>In short:<\/strong> Piping components in power plants must operate reliably for decades under cyclic temperature and pressure loads. What matters is a creep-resistant material, sufficient wall thickness at the highly stressed points and a heat treatment after which the mechanical properties are verifiably met.<\/p>\n<\/div><\/div>\n\n<div class=\"et_pb_text_2 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p class=\"nrt-mt18\">Forming, heat treatment and machining take place in our own plants in Unna \u2013 on hydraulic presses from 150 to 1,500 t.<\/p>\n<\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_3 et_pb_column et-last-child et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_image_0 et_pb_image et_pb_module et_flex_module nrt-cut-slim\"><span class=\"et_pb_image_wrap\"><img decoding=\"async\" src=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/10\/kraftwerk-turbinenhalle-dampfleitungen.jpg\" alt=\"Turbine hall of a power plant with insulated steam lines\" width=\"2048\" height=\"1366\" srcset=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/10\/kraftwerk-turbinenhalle-dampfleitungen.jpg 2048w, https:\/\/nirotec.de\/wp-content\/uploads\/2026\/10\/kraftwerk-turbinenhalle-dampfleitungen-1280x854.jpg 1280w, https:\/\/nirotec.de\/wp-content\/uploads\/2026\/10\/kraftwerk-turbinenhalle-dampfleitungen-980x654.jpg 980w, https:\/\/nirotec.de\/wp-content\/uploads\/2026\/10\/kraftwerk-turbinenhalle-dampfleitungen-480x320.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) and (max-width: 1280px) 1280px, (min-width: 1281px) 2048px, 100vw\" class=\"wp-image-3433\" \/><\/span><\/div>\n<\/div>\n<\/div>\n\n<div class=\"et_pb_row_2 et_pb_row et_flex_row nrt-sp-row nrt-ab-row preset--module--divi-row--default\">\n<div class=\"et_pb_column_4 et_pb_column et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone nrt-abc preset--module--divi-column--default\">\n<div class=\"et_pb_text_3 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module nrt-sp-text preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><div class=\"nrt-wrap-c\">\n<h3>Material &amp; heat treatment<\/h3>\n<ul>\n<li><b>Creep-resistant steels<\/b>16Mo3, 13CrMo4-5, 10CrMo9-10, P91 and P92 for steam lines and high-temperature zones<\/li>\n<li><b>Heat treatment<\/b>in our in-house furnace \u2013 the mechanical properties are tested and documented within our quality management system<\/li>\n<\/ul>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_5 et_pb_column et-last-child et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone nrt-abc nrt-abc-b preset--module--divi-column--default\">\n<div class=\"et_pb_text_4 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module nrt-sp-text preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><div class=\"nrt-wrap-c\">\n<h3>Wall thickness &amp; codes<\/h3>\n<ul>\n<li><b>Type B to EN 10253-2<\/b><a href=\"https:\/\/nirotec.de\/en\/products\/elbows\/\">Elbows<\/a> and <a href=\"https:\/\/nirotec.de\/en\/products\/tees\/\">tees<\/a> with increased minimum wall thicknesses and verification of the t, t<sub>s<\/sub>, and t<sub>b<\/sub> dimensions<\/li>\n<li><b>Codes and standards<\/b>EN 13480, AD 2000 and Pressure Equipment Directive 2014\/68\/EU, internationally ASME B31.1<\/li>\n<\/ul>\n<\/div>\n<\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n<div class=\"et_pb_section_2 et_pb_section et_section_regular et_flex_section nrt-sp nrt-sp-tight preset--module--divi-section--default\">\n<div class=\"et_pb_row_3 et_pb_row et_flex_row preset--module--divi-row--default\">\n<div class=\"et_pb_column_6 et_pb_column et-last-child et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_heading_2 et_pb_heading et_pb_module et_flex_module preset--module--divi-heading--default\"><div class=\"et_pb_heading_container\"><h2 class=\"et_pb_module_header\">Power plant fittings at a glance<\/h2><\/div><\/div>\n\n<div class=\"et_pb_code_0 et_pb_code et_pb_module\"><div class=\"et_pb_code_inner\"><dl class=\"nrt-sheet\"><div class=\"nrt-cell\"><dt>Products<\/dt><dd><a href=\"https:\/\/nirotec.de\/en\/products\/elbows\/\">Elbows<\/a>, <a href=\"https:\/\/nirotec.de\/en\/products\/tees\/\">tees<\/a>, <a href=\"https:\/\/nirotec.de\/en\/products\/reducer\/\">reducers<\/a>, <a href=\"https:\/\/nirotec.de\/en\/products\/flanges\/\">flanges<\/a>, <a href=\"https:\/\/nirotec.de\/en\/products\/pipe-caps\/\">pipe caps<\/a>, <a href=\"https:\/\/nirotec.de\/en\/products\/special-parts-and-drawing-parts\/\">special parts and drawing parts<\/a><\/dd><\/div><div class=\"nrt-cell\"><dt>Standards<\/dt><dd>EN 10253-2\/-4 (Type A and B), ASME B16.9 \u00b7 flanges to EN 1092-1 and ASME B16.5<\/dd><\/div><div class=\"nrt-cell\"><dt>Codes and standards<\/dt><dd>EN 13480, AD 2000, Pressure Equipment Directive 2014\/68\/EU, ASME B31.1, TRD, VdT\u00dcV data sheets \u00b7 materials to EN 10028 and EN 10216<\/dd><\/div><div class=\"nrt-cell\"><dt>Dimensions<\/dt><dd>Elbows up to DN 600 (24\"), seamless up to approx. 100 mm wall thickness \u00b7 tees up to 610 mm outside diameter, wall thicknesses up to 50 mm and more<\/dd><\/div><div class=\"nrt-cell\"><dt>Production<\/dt><dd>Hot and cold forming, hydroforming, hydraulic presses 150\u20131,500 t, heat treatment in our in-house furnace, machining<\/dd><\/div><div class=\"nrt-cell\"><dt>Materials<\/dt><dd><a href=\"https:\/\/nirotec.de\/en\/materials\/\">Creep-resistant steels<\/a> from 16Mo3 to P91 \/ P92 \u00b7 stainless steel, duplex, nickel-based, CuNi<\/dd><\/div><div class=\"nrt-cell\"><dt>Testing<\/dt><dd>NDT (UT, RT, PT, MT), PMI, hardness testing, wall thickness verification for Type B<\/dd><\/div><div class=\"nrt-cell\"><dt>Certificates<\/dt><dd>EN 10204 3.1 \/ 3.2 \u00b7 <a href=\"https:\/\/nirotec.de\/en\/certificates-and-approvals\/\">QMS to DIN EN ISO 9001:2015<\/a>, manufacturer approval to AD 2000-W0 and the Pressure Equipment Directive<\/dd><\/div><\/dl><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n<div class=\"et_pb_section_3 et_pb_section et_section_regular et_flex_section nrt-sp nrt-sp-dark nrt-bg-divi preset--module--divi-section--default\">\n<div class=\"et_pb_row_4 et_pb_row et_flex_row preset--module--divi-row--default\">\n<div class=\"et_pb_column_7 et_pb_column et-last-child et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_heading_3 et_pb_heading et_pb_module et_flex_module preset--module--divi-heading--default\"><div class=\"et_pb_heading_container\"><h2 class=\"et_pb_module_header\">Applications in the power plant<\/h2><\/div><\/div>\n\n<div class=\"et_pb_text_5 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p class=\"nrt-sub\">For conventional and renewable power plants \u2013 from the main steam line to district heating.<\/p>\n<\/div><\/div>\n\n<div class=\"et_pb_code_1 et_pb_code et_pb_module\"><div class=\"et_pb_code_inner\"><ol class=\"nrt-steps3\"><li class=\"nrt-step nrt-step-first\"><span class=\"nrt-n\">01<\/span><h3>Main and auxiliary lines<\/h3><p>Main and auxiliary piping systems in power plants<\/p><\/li><li class=\"nrt-step\"><span class=\"nrt-n\">02<\/span><h3>Steam and hot gas<\/h3><p>Steam lines and hot gas ducts (HP, IP, LP)<\/p><\/li><li class=\"nrt-step\"><span class=\"nrt-n\">03<\/span><h3>Combined-cycle plants<\/h3><p>Process lines in combined-cycle gas and steam turbine plants<\/p><\/li><li class=\"nrt-step\"><span class=\"nrt-n\">04<\/span><h3>District heating<\/h3><p>District heating and industrial steam systems<\/p><\/li><li class=\"nrt-step\"><span class=\"nrt-n\">05<\/span><h3>Renewables<\/h3><p>Biomass, CSP and geothermal<\/p><\/li><li class=\"nrt-step\"><span class=\"nrt-n\">06<\/span><h3>Waste-to-energy<\/h3><p>Waste incineration and sewage gas<\/p><\/li><\/ol><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n<div class=\"et_pb_section_4 et_pb_section et_section_regular et_flex_section nrt-sp preset--module--divi-section--default\">\n<div class=\"et_pb_row_5 et_pb_row et_flex_row preset--module--divi-row--default\">\n<div class=\"et_pb_column_8 et_pb_column et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_heading_4 et_pb_heading et_pb_module et_flex_module preset--module--divi-heading--default\"><div class=\"et_pb_heading_container\"><h2 class=\"et_pb_module_header\">Creep-resistant materials for steam and high-temperature lines<\/h2><\/div><\/div>\n\n<div class=\"et_pb_text_6 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p class=\"nrt-intro\">For steam lines we use creep-resistant steels \u2013 from 16Mo3 for steam lines up to 530 \u00b0C to P91 and P92 for high-efficiency power plants above 600 \u00b0C. We manufacture elbows and tees from these to EN 10253-2, including heat treatment and inspection certificates to EN 10204.<\/p>\n<\/div><\/div>\n\n<div class=\"et_pb_text_7 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p class=\"nrt-mb28\"><a class=\"nrt-link\" href=\"https:\/\/nirotec.de\/en\/materials\/\">All materials at a glance \u2192<\/a><\/p>\n<\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_9 et_pb_column et-last-child et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_code_2 et_pb_code et_pb_module\"><div class=\"et_pb_code_inner\"><div class=\"nrt-tabs\"><input type=\"radio\" name=\"nrt-mat\" id=\"nrt-mat-0\" checked><input type=\"radio\" name=\"nrt-mat\" id=\"nrt-mat-1\"><input type=\"radio\" name=\"nrt-mat\" id=\"nrt-mat-2\"><input type=\"radio\" name=\"nrt-mat\" id=\"nrt-mat-3\"><input type=\"radio\" name=\"nrt-mat\" id=\"nrt-mat-4\"><div class=\"nrt-tabbar\"><label for=\"nrt-mat-0\">Creep-resistant<\/label><label for=\"nrt-mat-1\">Unalloyed<\/label><label for=\"nrt-mat-2\">Stainless<\/label><label for=\"nrt-mat-3\">Duplex<\/label><label for=\"nrt-mat-4\">Nickel<\/label><\/div><div class=\"nrt-pane nrt-pane-0\"><h3 class=\"nrt-vh\">Creep-resistant steels<\/h3><ul><li>16Mo3 \/ 1.5415<\/li><li>13CrMo4-5 \/ 1.7335 \/ P11<\/li><li>10CrMo9-10 \/ 1.7380 \/ P22<\/li><li>X10CrMoVNb9-1 \/ 1.4903 \/ P91<\/li><li>X10CrWMoVNb9-2 \/ 1.4901 \/ P92<\/li><li>X20CrMoV11-1 \/ 1.4922<\/li><li>15NiCuMoNb5 \/ 1.6368 \/ WB36<\/li><\/ul><\/div><div class=\"nrt-pane nrt-pane-1\"><h3 class=\"nrt-vh\">Unalloyed and low-alloy steels<\/h3><ul><li>P235GH \/ 1.0345<\/li><li>P265GH \/ 1.0425<\/li><li>P355GH<\/li><li>P355N \/ P355NH<\/li><\/ul><\/div><div class=\"nrt-pane nrt-pane-2\"><h3 class=\"nrt-vh\">Austenitic stainless steels<\/h3><ul><li>1.4404<\/li><li>1.4571<\/li><\/ul><\/div><div class=\"nrt-pane nrt-pane-3\"><h3 class=\"nrt-vh\">Duplex and super duplex<\/h3><ul><li>1.4462<\/li><li>1.4410<\/li><\/ul><\/div><div class=\"nrt-pane nrt-pane-4\"><h3 class=\"nrt-vh\">Nickel-based alloys<\/h3><ul><li>Alloy 625 \/ 2.4856<\/li><li>Monel 400 \/ 2.4360<\/li><\/ul><\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n<div class=\"et_pb_section_5 et_pb_section et_section_regular et_flex_section et_pb_section_parallax section_has_divider et_pb_top_divider et_pb_bottom_divider preset--module--divi-section--default\"><div class=\"et_pb_top_inside_divider et-no-transition\"><\/div><span class=\"et-pb-parallax-wrapper\"><span class=\"et-pb-parallax-background et-pb-parallax-background-module--divi-section-5\" style=\"background-image:url(https:\/\/nirotec.de\/wp-content\/uploads\/2026\/10\/gud-abhitzedampferzeuger-rohrleitungen.jpg)\"><\/span><\/span>\n<div class=\"et_pb_row_6 et_pb_row et-vb-row--no-module et_flex_row preset--module--divi-row--default\">\n<div class=\"et_pb_column_10 et_pb_column et-last-child et_flex_column et_pb_column_empty et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\"><\/div>\n<\/div>\n<div class=\"et_pb_bottom_inside_divider et-no-transition\"><\/div><\/div>\n\n<div class=\"et_pb_section_6 et_pb_section et_section_regular et_flex_section nrt-sp preset--module--divi-section--default\" id=\"typ\">\n<div class=\"et_pb_row_7 et_pb_row et_flex_row preset--module--divi-row--default\">\n<div class=\"et_pb_column_11 et_pb_column et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_heading_5 et_pb_heading et_pb_module et_flex_module preset--module--divi-heading--default\"><div class=\"et_pb_heading_container\"><h2 class=\"et_pb_module_header\">From practice: power plant and high-pressure projects<\/h2><\/div><\/div>\n\n<div class=\"et_pb_text_8 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p class=\"nrt-intro\">Two examples from our production in Unna.<\/p>\n<\/div><\/div>\n\n<div class=\"et_pb_text_9 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p class=\"nrt-mt18\"><a class=\"nrt-link\" href=\"https:\/\/nirotec.de\/en\/application-examples\/\">All application examples \u2192<\/a><\/p>\n<\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_12 et_pb_column et-last-child et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_image_1 et_pb_image et_pb_module et_flex_module nrt-cut-slim\"><span class=\"et_pb_image_wrap\"><img decoding=\"async\" src=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/04\/Nirotec-TStuecke.jpg\" alt=\"Tee and reducer from Nirotec\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/04\/Nirotec-TStuecke.jpg 1920w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" class=\"wp-image-3296\" \/><\/span><\/div>\n<\/div>\n<\/div>\n\n<div class=\"et_pb_row_8 et_pb_row et_flex_row nrt-sp-row nrt-ab-row preset--module--divi-row--default\">\n<div class=\"et_pb_column_13 et_pb_column et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone nrt-abc preset--module--divi-column--default\">\n<div class=\"et_pb_text_10 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module nrt-sp-text preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><div class=\"nrt-wrap-c\">\n<h3>Tees in P91 \u2013 323.9 \u00d7 50 mm<\/h3>\n<ul>\n<li><b>Task<\/b>high-temperature application in a power plant \u2013 a combination of size and material that only a few manufacturers in Europe can still produce<\/li>\n<li><b>Solution<\/b>own hydraulic presses and heat treatment in our in-house facility, manufactured to EN 10253<\/li>\n<li><b>Result<\/b>all mechanical properties met after heat treatment, delivered on schedule with a 3.1 certificate<\/li>\n<\/ul>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_14 et_pb_column et-last-child et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone nrt-abc nrt-abc-b preset--module--divi-column--default\">\n<div class=\"et_pb_text_11 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module nrt-sp-text preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><div class=\"nrt-wrap-c\">\n<h3>Elbows in 5 working days<\/h3>\n<ul>\n<li><b>Task<\/b>five heavy-wall elbows 219.1 \u00d7 40 mm in P355N\/NH, outside common stock dimensions<\/li>\n<li><b>Solution<\/b>sawing, pressing, heat treatment, bevelling, sizing, blasting and coating \u2013 all in our own plants in Unna<\/li>\n<li><b>Result<\/b>delivered within the required one-week deadline, project delay avoided<\/li>\n<\/ul>\n<\/div>\n<\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n<div class=\"et_pb_section_7 et_pb_section et_section_regular et_block_section section_has_divider et_pb_top_divider et_pb_bottom_divider preset--module--divi-section--default\"><div class=\"et_pb_top_inside_divider et-no-transition\"><\/div>\n<div class=\"et_pb_row_9 et_pb_row et_block_row preset--module--divi-row--default\">\n<div class=\"et_pb_column_15 et_pb_column et_pb_column_4_4 et-last-child et_block_column et_pb_css_mix_blend_mode_passthrough preset--module--divi-column--default\">\n<div class=\"et_pb_heading_6 et_pb_heading et_pb_module et_block_module preset--module--divi-heading--e1b03644-3cfd-4dd1-8166-72e371c650a7\"><div class=\"et_pb_heading_container\"><h2 class=\"et_pb_module_header\">Pipe fittings for your power plant project<\/h2><\/div><\/div>\n<\/div>\n<\/div>\n\n<div class=\"et_pb_row_10 et_pb_row et_flex_row et_animated preset--module--divi-row--default\"><div class=\"et_pb_column_16 et_pb_column et_block_column et_pb_css_mix_blend_mode_passthrough et_flex_column_6_24 et_flex_column_12_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_blurb_0 et_pb_blurb et_pb_bg_layout_dark et_pb_blurb_position_top et_animated et_clickable et_pb_module et_block_module preset--module--divi-blurb--default\"><div class=\"et_pb_blurb_content\"><div class=\"et_pb_main_blurb_image et_animated\"><a href=\"https:\/\/nirotec.de\/en\/products\/elbows\/\"><span class=\"et_pb_image_wrap et_pb_only_image_mode_wrap\"><img decoding=\"async\" src=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/04\/Rohrbogen-normal.png\" alt=\"Rohrbogen\" width=\"512\" height=\"512\" srcset=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/04\/Rohrbogen-normal.png 512w, https:\/\/nirotec.de\/wp-content\/uploads\/2026\/04\/Rohrbogen-normal-480x480.png 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 512px, 100vw\" class=\"wp-image-900\" title=\"Rohrbogen normal\" \/><\/span><\/a><\/div><div class=\"et_pb_blurb_container\"><h4 class=\"et_pb_module_header\"><a href=\"https:\/\/nirotec.de\/en\/products\/elbows\/\">Elbows<\/a><\/h4><\/div><\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_17 et_pb_column et_block_column et_pb_css_mix_blend_mode_passthrough et_flex_column_6_24 et_flex_column_12_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_blurb_1 et_pb_blurb et_pb_bg_layout_dark et_pb_blurb_position_top et_animated et_pb_module et_block_module preset--module--divi-blurb--default\"><div class=\"et_pb_blurb_content\"><div class=\"et_pb_main_blurb_image et_animated\"><a href=\"\/en\/products\/tees\/\"><span class=\"et_pb_image_wrap et_pb_only_image_mode_wrap\"><img decoding=\"async\" src=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/03\/T-Stueck.png\" alt=\"T-St\u00fccke\" width=\"512\" height=\"512\" srcset=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/03\/T-Stueck.png 512w, https:\/\/nirotec.de\/wp-content\/uploads\/2026\/03\/T-Stueck-480x480.png 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 512px, 100vw\" class=\"wp-image-594\" \/><\/span><\/a><\/div><div class=\"et_pb_blurb_container\"><h4 class=\"et_pb_module_header\"><a href=\"\/en\/products\/tees\/\">Tees<\/a><\/h4><\/div><\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_18 et_pb_column et-last-child et_block_column et_pb_css_mix_blend_mode_passthrough et_flex_column_6_24 et_flex_column_12_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_blurb_2 et_pb_blurb et_pb_bg_layout_dark et_pb_blurb_position_top et_animated et_clickable et_pb_module et_block_module preset--module--divi-blurb--default\"><div class=\"et_pb_blurb_content\"><div class=\"et_pb_main_blurb_image et_animated\"><a href=\"https:\/\/nirotec.de\/en\/products\/reducer\/\"><span class=\"et_pb_image_wrap et_pb_only_image_mode_wrap\"><img decoding=\"async\" src=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/03\/Reduzierung-.png\" alt=\"Reduzierungen\" width=\"512\" height=\"512\" srcset=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/03\/Reduzierung-.png 512w, https:\/\/nirotec.de\/wp-content\/uploads\/2026\/03\/Reduzierung--480x480.png 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 512px, 100vw\" class=\"wp-image-605\" \/><\/span><\/a><\/div><div class=\"et_pb_blurb_container\"><h4 class=\"et_pb_module_header\"><a href=\"https:\/\/nirotec.de\/en\/products\/reducer\/\">Reducers<\/a><\/h4><\/div><\/div><\/div>\n<\/div><\/div>\n\n<div class=\"et_pb_row_11 et_pb_row et_flex_row et_animated preset--module--divi-row--default\"><div class=\"et_pb_column_19 et_pb_column et_block_column et_pb_css_mix_blend_mode_passthrough et_flex_column_6_24 et_flex_column_12_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_blurb_3 et_pb_blurb et_pb_bg_layout_dark et_pb_blurb_position_top et_animated et_clickable et_pb_module et_block_module preset--module--divi-blurb--default\"><div class=\"et_pb_blurb_content\"><div class=\"et_pb_main_blurb_image et_animated\"><a href=\"https:\/\/nirotec.de\/en\/products\/flanges\/\"><span class=\"et_pb_image_wrap et_pb_only_image_mode_wrap\"><img decoding=\"async\" src=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/04\/VFlansch.png\" alt=\"Flansche\" width=\"512\" height=\"512\" srcset=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/04\/VFlansch.png 512w\" sizes=\"(max-width: 512px) 100vw, 512px\" class=\"wp-image-780\" \/><\/span><\/a><\/div><div class=\"et_pb_blurb_container\"><h4 class=\"et_pb_module_header\"><a href=\"https:\/\/nirotec.de\/en\/products\/flanges\/\">Flanges<\/a><\/h4><\/div><\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_20 et_pb_column et_block_column et_pb_css_mix_blend_mode_passthrough et_flex_column_6_24 et_flex_column_12_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_blurb_4 et_pb_blurb et_pb_bg_layout_dark et_pb_blurb_position_top et_animated et_clickable et_pb_module et_block_module preset--module--divi-blurb--default\"><div class=\"et_pb_blurb_content\"><div class=\"et_pb_main_blurb_image et_animated\"><a href=\"https:\/\/nirotec.de\/en\/products\/pipe-caps\/\"><span class=\"et_pb_image_wrap et_pb_only_image_mode_wrap\"><img decoding=\"async\" src=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/02\/Kappen-und-Boeden.png\" alt=\"Rohrkappen\" width=\"512\" height=\"512\" srcset=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/02\/Kappen-und-Boeden.png 512w, https:\/\/nirotec.de\/wp-content\/uploads\/2026\/02\/Kappen-und-Boeden-480x480.png 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 512px, 100vw\" class=\"wp-image-93\" \/><\/span><\/a><\/div><div class=\"et_pb_blurb_container\"><h4 class=\"et_pb_module_header\"><a href=\"https:\/\/nirotec.de\/en\/products\/pipe-caps\/\">Pipe caps<\/a><\/h4><\/div><\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_21 et_pb_column et-last-child et_block_column et_pb_css_mix_blend_mode_passthrough et_flex_column_6_24 et_flex_column_12_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_blurb_5 et_pb_blurb et_pb_bg_layout_dark et_pb_blurb_position_top et_animated et_clickable et_pb_module et_block_module preset--module--divi-blurb--default\"><div class=\"et_pb_blurb_content\"><div class=\"et_pb_main_blurb_image et_animated\"><a href=\"https:\/\/nirotec.de\/en\/products\/special-parts-and-drawing-parts\/\"><span class=\"et_pb_image_wrap et_pb_only_image_mode_wrap\"><img decoding=\"async\" src=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/04\/Sonderteile-1.png\" alt=\"Nirotec Sonderteile\" width=\"512\" height=\"512\" srcset=\"https:\/\/nirotec.de\/wp-content\/uploads\/2026\/04\/Sonderteile-1.png 512w\" sizes=\"(max-width: 512px) 100vw, 512px\" class=\"wp-image-908\" \/><\/span><\/a><\/div><div class=\"et_pb_blurb_container\"><h4 class=\"et_pb_module_header\"><a href=\"https:\/\/nirotec.de\/en\/products\/special-parts-and-drawing-parts\/\">Special parts and drawing parts<\/a><\/h4><\/div><\/div><\/div>\n<\/div><\/div>\n<div class=\"et_pb_bottom_inside_divider et-no-transition\"><\/div><\/div>\n\n<div class=\"et_pb_section_8 et_pb_section et_section_regular et_flex_section nrt-sp preset--module--divi-section--default\">\n<div class=\"et_pb_row_12 et_pb_row et_flex_row preset--module--divi-row--default\">\n<div class=\"et_pb_column_22 et_pb_column et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_heading_7 et_pb_heading et_pb_module et_flex_module preset--module--divi-heading--default\"><div class=\"et_pb_heading_container\"><h2 class=\"et_pb_module_header\">Tested and documented<\/h2><\/div><\/div>\n\n<div class=\"et_pb_text_12 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p class=\"nrt-intro\">Production and testing within our quality management system to DIN EN ISO 9001:2015, with manufacturer approval to AD 2000-W0 and the Pressure Equipment Directive. Every test is documented with a certificate to EN 10204 (3.1 \/ 3.2).<\/p>\n<\/div><\/div>\n\n<div class=\"et_pb_text_13 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p class=\"nrt-mt18\"><a class=\"nrt-link\" href=\"https:\/\/nirotec.de\/en\/certificates-and-approvals\/\">Certificates and approvals \u2192<\/a><\/p>\n<\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_23 et_pb_column et-last-child et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_code_3 et_pb_code et_pb_module\"><div class=\"et_pb_code_inner\"><ul class=\"nrt-chips\"><li><i>Inspection certificate 3.1 \/ 3.2<\/i><\/li><li><i>UT \u00b7 RT \u00b7 PT \u00b7 MT<\/i><\/li><li><i>PMI<\/i><\/li><li><i>Hardness testing<\/i><\/li><li><i>Type B wall thickness verification<\/i><\/li><li><i>Third-party inspection: T\u00dcV, DNV, SGS, ABSA<\/i><\/li><li><i>Customer inspection during production<\/i><\/li><\/ul><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n<div class=\"et_pb_section_9 et_pb_section et_section_regular et_flex_section nrt-sp nrt-sp-sectors preset--module--divi-section--default\">\n<div class=\"et_pb_row_13 et_pb_row et_flex_row nrt-sp-row preset--module--divi-row--default\">\n<div class=\"et_pb_column_24 et_pb_column et-last-child et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone nrt-sp-col preset--module--divi-column--default\">\n<div class=\"et_pb_text_14 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module nrt-sp-text preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><div class=\"nrt-wrap nrt-center\">\n<h2>More industries and projects<\/h2>\n<p class=\"nrt-sub\">Nirotec supplies pipe fittings for industrial piping systems worldwide \u2013 including these industries.<\/p>\n<\/div>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n<div class=\"et_pb_row_14 et_pb_row et_flex_row nrt-sp-row nrt-sec-row preset--module--divi-row--default\">\n<div class=\"et_pb_column_25 et_pb_column et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone nrt-sec preset--module--divi-column--default\">\n<div class=\"et_pb_text_15 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module nrt-sp-text preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p><a class=\"nrt-sec-link\" href=\"https:\/\/nirotec.de\/en\/applications\/hydrogen-and-energy-infrastructure\/\"><span class=\"nrt-sec-t\">Hydrogen and energy infrastructure<\/span><span class=\"nrt-more\">Learn more \u2192<\/span><\/a><\/p>\n<\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_26 et_pb_column et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone nrt-sec preset--module--divi-column--default\">\n<div class=\"et_pb_text_16 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module nrt-sp-text preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p><a class=\"nrt-sec-link\" href=\"https:\/\/nirotec.de\/en\/nuclear-technology\/\"><span class=\"nrt-sec-t\">Nuclear technology<\/span><span class=\"nrt-more\">Learn more \u2192<\/span><\/a><\/p>\n<\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_27 et_pb_column et-last-child et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone nrt-sec preset--module--divi-column--default\">\n<div class=\"et_pb_text_17 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module nrt-sp-text preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p><a class=\"nrt-sec-link\" href=\"https:\/\/nirotec.de\/en\/application-examples\/\"><span class=\"nrt-sec-t\">Application examples<\/span><span class=\"nrt-more\">Learn more \u2192<\/span><\/a><\/p>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n<div class=\"et_pb_row_15 et_pb_row et_flex_row nrt-sp-row nrt-sec-row preset--module--divi-row--default\">\n<div class=\"et_pb_column_28 et_pb_column et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone nrt-sec preset--module--divi-column--default\">\n<div class=\"et_pb_text_18 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module nrt-sp-text preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p><a class=\"nrt-sec-link\" href=\"https:\/\/nirotec.de\/en\/applications\/chemical-and-process-industry\/\"><span class=\"nrt-sec-t\">Chemical and process industry<\/span><span class=\"nrt-more\">Learn more \u2192<\/span><\/a><\/p>\n<\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_29 et_pb_column et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone nrt-sec preset--module--divi-column--default\">\n<div class=\"et_pb_text_19 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module nrt-sp-text preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p><a class=\"nrt-sec-link\" href=\"https:\/\/nirotec.de\/en\/applications\/refineries-and-offshore-facilities\/\"><span class=\"nrt-sec-t\">Refineries and offshore facilities<\/span><span class=\"nrt-more\">Learn more \u2192<\/span><\/a><\/p>\n<\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_30 et_pb_column et-last-child et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone nrt-sec preset--module--divi-column--default\">\n<div class=\"et_pb_text_20 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module nrt-sp-text preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p><a class=\"nrt-sec-link\" href=\"https:\/\/nirotec.de\/en\/applications\/apparatus-and-mechanical-engineering\/\"><span class=\"nrt-sec-t\">Apparatus and mechanical engineering<\/span><span class=\"nrt-more\">Learn more \u2192<\/span><\/a><\/p>\n<\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n<div class=\"et_pb_section_10 et_pb_section et_section_regular et_flex_section nrt-sp nrt-sp-afterdark preset--module--divi-section--default\">\n<div class=\"et_pb_row_16 et_pb_row et_flex_row preset--module--divi-row--default\">\n<div class=\"et_pb_column_31 et_pb_column et-last-child et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_heading_8 et_pb_heading et_pb_module et_flex_module preset--module--divi-heading--default\"><div class=\"et_pb_heading_container\"><h2 class=\"et_pb_module_header\">FAQ on power plant fittings<\/h2><\/div><\/div>\n\n<div class=\"et_pb_accordion_0 et_pb_accordion et_pb_module et_flex_module\">\n<div class=\"et_pb_accordion_item_0 et_pb_accordion_item et_pb_toggle et_pb_module et_pb_toggle_open et_flex_module preset--module--divi-accordion-item--default\"><h5 class=\"et_pb_toggle_title\">Which pipe fittings does Nirotec supply for power plants?<\/h5><div class=\"et_pb_toggle_content et_flex_module\"><p><a href=\"https:\/\/nirotec.de\/en\/products\/elbows\/\">Elbows<\/a>, <a href=\"https:\/\/nirotec.de\/en\/products\/tees\/\">tees<\/a>, reducers, flanges, pipe caps and <a href=\"https:\/\/nirotec.de\/en\/products\/special-parts-and-drawing-parts\/\">special parts and drawing parts<\/a> \u2013 for main and auxiliary lines, steam lines and hot gas ducts, combined-cycle plants, district heating as well as renewable and waste-to-energy plants. We supply from our own forming production and complementary sourcing.<\/p>\n<\/div><\/div>\n\n<div class=\"et_pb_accordion_item_1 et_pb_accordion_item et_pb_toggle et_pb_module et_pb_toggle_close et_flex_module preset--module--divi-accordion-item--default\"><h5 class=\"et_pb_toggle_title\">Which creep-resistant materials do you process?<\/h5><div class=\"et_pb_toggle_content et_flex_module\"><p>Among others 16Mo3, 13CrMo4-5 (P11), 10CrMo9-10 (P22), P91, P92, X20CrMoV11-1 and 15NiCuMoNb5 (WB36). We manufacture elbows and tees from these including heat treatment and inspection certificates to EN 10204. For an overview, see <a href=\"https:\/\/nirotec.de\/en\/materials\/\">Materials<\/a>.<\/p>\n<\/div><\/div>\n\n<div class=\"et_pb_accordion_item_2 et_pb_accordion_item et_pb_toggle et_pb_module et_pb_toggle_close et_flex_module preset--module--divi-accordion-item--default\"><h5 class=\"et_pb_toggle_title\">What is the difference between Type A and Type B to EN 10253-2?<\/h5><div class=\"et_pb_toggle_content et_flex_module\"><p>Type A is the version with the standard wall thickness according to the standard. Type B has increased minimum wall thicknesses at the most highly stressed points and is therefore designed for high-pressure and high-temperature applications. We provide verification of the t, t<sub>s<\/sub>, and t<sub>b<\/sub> dimensions with the inspection documentation.<\/p>\n<\/div><\/div>\n\n<div class=\"et_pb_accordion_item_3 et_pb_accordion_item et_pb_toggle et_pb_module et_pb_toggle_close et_flex_module preset--module--divi-accordion-item--default\"><h5 class=\"et_pb_toggle_title\">Which dimensions and wall thicknesses are possible?<\/h5><div class=\"et_pb_toggle_content et_flex_module\"><p>We manufacture elbows up to DN 600 (24\") and seamless up to approx. 100 mm wall thickness, tees up to 610 mm outside diameter and wall thicknesses of 50 mm and more \u2013 for example 323.9 \u00d7 50 mm in P91.<\/p>\n<\/div><\/div>\n\n<div class=\"et_pb_accordion_item_4 et_pb_accordion_item et_pb_toggle et_pb_module et_pb_toggle_close et_flex_module preset--module--divi-accordion-item--default\"><h5 class=\"et_pb_toggle_title\">Which codes do you supply to?<\/h5><div class=\"et_pb_toggle_content et_flex_module\"><p>Design is based on EN 13480, AD 2000 and the Pressure Equipment Directive 2014\/68\/EU, internationally on ASME B31.1; TRD and VdT\u00dcV data sheets apply in addition. We manufacture the fittings to EN 10253 and ASME B16.9; the materials comply with EN 10028 and EN 10216.<\/p>\n<\/div><\/div>\n\n<div class=\"et_pb_accordion_item_5 et_pb_accordion_item et_pb_toggle et_pb_module et_pb_toggle_close et_flex_module preset--module--divi-accordion-item--default\"><h5 class=\"et_pb_toggle_title\">How quickly can you deliver?<\/h5><div class=\"et_pb_toggle_content et_flex_module\"><p>Small batch sizes and short lead times are possible because forming, heat treatment and machining take place in our own plants in Unna. One example: we completely manufactured five elbows 219.1 \u00d7 40 mm in P355N\/NH within 5 working days. We will confirm the specific date with our quotation.<\/p>\n<\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_text_21 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p class=\"nrt-stand\">Last updated: October 2026<\/p>\n<\/div><\/div>\n\n<div class=\"et_pb_code_4 et_pb_code et_pb_module\"><div class=\"et_pb_code_inner\"><script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Which pipe fittings does Nirotec supply for power plants?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Elbows, tees, reducers, flanges, pipe caps and special parts and drawing parts \u2013 for main and auxiliary lines, steam lines and hot gas ducts, combined-cycle plants, district heating as well as renewable and waste-to-energy plants. We supply from our own forming production and complementary sourcing.\"}},{\"@type\":\"Question\",\"name\":\"Which creep-resistant materials do you process?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Among others 16Mo3, 13CrMo4-5 (P11), 10CrMo9-10 (P22), P91, P92, X20CrMoV11-1 and 15NiCuMoNb5 (WB36). We manufacture elbows and tees from these including heat treatment and inspection certificates to EN 10204. For an overview, see Materials.\"}},{\"@type\":\"Question\",\"name\":\"What is the difference between Type A and Type B to EN 10253-2?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Type A is the version with the standard wall thickness according to the standard. Type B has increased minimum wall thicknesses at the most highly stressed points and is therefore designed for high-pressure and high-temperature applications. We provide verification of the t, ts, and tb dimensions with the inspection documentation.\"}},{\"@type\":\"Question\",\"name\":\"Which dimensions and wall thicknesses are possible?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"We manufacture elbows up to DN 600 (24\\\") and seamless up to approx. 100 mm wall thickness, tees up to 610 mm outside diameter and wall thicknesses of 50 mm and more \u2013 for example 323.9 \u00d7 50 mm in P91.\"}},{\"@type\":\"Question\",\"name\":\"Which codes do you supply to?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Design is based on EN 13480, AD 2000 and the Pressure Equipment Directive 2014\/68\/EU, internationally on ASME B31.1; TRD and VdT\u00dcV data sheets apply in addition. We manufacture the fittings to EN 10253 and ASME B16.9; the materials comply with EN 10028 and EN 10216.\"}},{\"@type\":\"Question\",\"name\":\"How quickly can you deliver?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Small batch sizes and short lead times are possible because forming, heat treatment and machining take place in our own plants in Unna. One example: we completely manufactured five elbows 219.1 \u00d7 40 mm in P355N\/NH within 5 working days. We will confirm the specific date with our quotation.\"}}]}<\/script><script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Service\",\"name\":\"Pipe fittings for energy and power plant systems\",\"serviceType\":\"Manufacture and supply of pipe fittings to EN 10253 and ASME B16.9\",\"description\":\"Elbows, tees, reducers, flanges, pipe caps and special parts for steam, high-pressure and high-temperature lines \u2013 in creep-resistant materials up to P91 \/ P92, on request to EN 10253-2 Type B, with inspection certificates to EN 10204 3.1 \/ 3.2.\",\"url\":\"https:\/\/nirotec.de\/en\/applications\/energy-and-power-plant-systems\/\",\"areaServed\":\"Worldwide\",\"provider\":{\"@type\":\"Organization\",\"name\":\"Nirotec GmbH & Co. KG\",\"url\":\"https:\/\/nirotec.de\/en\/\",\"telephone\":\"+49 2303 985-0\",\"email\":\"info@nirotec.de\",\"address\":{\"@type\":\"PostalAddress\",\"streetAddress\":\"Otto-Hahn-Str. 4\",\"postalCode\":\"59423\",\"addressLocality\":\"Unna\",\"addressCountry\":\"DE\"}}}<\/script><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n<div class=\"et_pb_section_11 et_pb_section et_section_regular et_flex_section nrt-sp nrt-sp-form nrt-bg-divi preset--module--divi-section--default\" id=\"anfrage\">\n<div class=\"et_pb_row_17 et_pb_row et_flex_row preset--module--divi-row--default\">\n<div class=\"et_pb_column_32 et_pb_column et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_heading_9 et_pb_heading et_pb_module et_flex_module preset--module--divi-heading--default\"><div class=\"et_pb_heading_container\"><h2 class=\"et_pb_module_header\">Request your power plant project<\/h2><\/div><\/div>\n\n<div class=\"et_pb_text_22 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><p class=\"nrt-intro nrt-mb24\">Material, dimensions, code and quantity are all we need \u2013 or simply send us your <a href=\"https:\/\/nirotec.de\/en\/products\/special-parts-and-drawing-parts\/\">drawing<\/a> or parts list. Heavy-wall designs and creep-resistant special materials too.<\/p>\n<\/div><\/div>\n\n<div class=\"et_pb_text_23 et_pb_text et_pb_bg_layout_light et_pb_module et_flex_module preset--module--divi-text--default\"><div class=\"et_pb_text_inner\"><div class=\"nrt-contact\"><b>Direct contact<\/b><br \/><a href=\"tel:+4923039850\">+49 (0) 2303\/985 - 0<\/a> \u00b7 <a href=\"mailto:info@nirotec.de\">info@nirotec.de<\/a><br \/>Otto-Hahn-Str. 4, 59423 Unna<\/div>\n<\/div><\/div>\n<\/div>\n\n<div class=\"et_pb_column_33 et_pb_column et-last-child et_flex_column et_pb_css_mix_blend_mode_passthrough et_flex_column_24_24 et_flex_column_24_24_tablet et_flex_column_24_24_phone preset--module--divi-column--default\">\n<div class=\"et_pb_code_5 et_pb_code et_pb_module\"><div class=\"et_pb_code_inner\"><div class=\"nrt-formbox\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f2992-o1\" lang=\"en-US\" dir=\"ltr\" data-wpcf7-id=\"2992\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/en\/wp-json\/wp\/v2\/pages\/2307#wpcf7-f2992-o1\" method=\"post\" class=\"wpcf7-form init wpcf7-acceptance-as-validation\" aria-label=\"Contact form\" enctype=\"multipart\/form-data\" novalidate=\"novalidate\" data-status=\"init\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"2992\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.7\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"en_US\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f2992-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<div class=\"nrt-form\">\n\t<div class=\"nrt-row\">\n\t\t<p><label>Name *<span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" autocomplete=\"name\" aria-required=\"true\" aria-invalid=\"false\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span><\/label>\n\t\t<\/p>\n\t\t<p><label>Company *<span class=\"wpcf7-form-control-wrap\" data-name=\"your-company\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" autocomplete=\"organization\" aria-required=\"true\" aria-invalid=\"false\" value=\"\" type=\"text\" name=\"your-company\" \/><\/span><\/label>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"nrt-row\">\n\t\t<p><label>E-mail *<span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" autocomplete=\"email\" aria-required=\"true\" aria-invalid=\"false\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span><\/label>\n\t\t<\/p>\n\t\t<p><label>Phone<span class=\"wpcf7-form-control-wrap\" data-name=\"your-phone\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-tel wpcf7-text wpcf7-validates-as-tel\" autocomplete=\"tel\" aria-invalid=\"false\" value=\"\" type=\"tel\" name=\"your-phone\" \/><\/span><\/label>\n\t\t<\/p>\n\t<\/div>\n\t<p><label>Your inquiry *<span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"10\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"e.g. standard, material, dimensions, quantity \u2013 or simply attach your drawing\" name=\"your-message\"><\/textarea><\/span><\/label>\n\t<\/p>\n\t<p><label>Drawing \/ parts list (optional)<span class=\"wpcf7-form-control-wrap\" data-name=\"your-file\"><input size=\"40\" class=\"wpcf7-form-control wpcf7-file\" accept=\".pdf,.dwg,.dxf,.step,.stp,.igs,.iges,.xlsx,.xls,.csv,.jpg,.jpeg,.png\" aria-invalid=\"false\" type=\"file\" name=\"your-file\" \/><\/span><span class=\"nrt-hint\">PDF, DWG, DXF, STEP, IGES, Excel or image \u2013 max. 10 MB<\/span><\/label>\n\t<\/p>\n\t<p class=\"nrt-accept\"><span class=\"wpcf7-form-control-wrap\" data-name=\"nrt-privacy\"><span class=\"wpcf7-form-control wpcf7-acceptance\"><span class=\"wpcf7-list-item\"><label><input type=\"checkbox\" name=\"nrt-privacy\" value=\"1\" aria-invalid=\"false\" \/><span class=\"wpcf7-list-item-label\">I have read the <a href=\"\/en\/privacy-policy\/\">privacy notice<\/a>. My details will be used to process my inquiry. *<\/span><\/label><\/span><\/span><\/span>\n\t<\/p>\n\t<p><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"Send inquiry\" \/>\n\t<\/p>\n<\/div><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<\/form>\n<\/div>\n<\/div><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":2288,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2307","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/nirotec.de\/en\/wp-json\/wp\/v2\/pages\/2307","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nirotec.de\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/nirotec.de\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/nirotec.de\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nirotec.de\/en\/wp-json\/wp\/v2\/comments?post=2307"}],"version-history":[{"count":8,"href":"https:\/\/nirotec.de\/en\/wp-json\/wp\/v2\/pages\/2307\/revisions"}],"predecessor-version":[{"id":3436,"href":"https:\/\/nirotec.de\/en\/wp-json\/wp\/v2\/pages\/2307\/revisions\/3436"}],"up":[{"embeddable":true,"href":"https:\/\/nirotec.de\/en\/wp-json\/wp\/v2\/pages\/2288"}],"wp:attachment":[{"href":"https:\/\/nirotec.de\/en\/wp-json\/wp\/v2\/media?parent=2307"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}