{"id":3153,"date":"2025-11-26T13:41:04","date_gmt":"2025-11-26T13:41:04","guid":{"rendered":"https:\/\/leffer.de\/qualitat-sicherheit\/werkstoffpruefung\/"},"modified":"2026-01-30T07:08:17","modified_gmt":"2026-01-30T07:08:17","slug":"material-testing","status":"publish","type":"page","link":"https:\/\/leffer.de\/en\/quality-safety\/material-testing\/","title":{"rendered":"Material testing"},"content":{"rendered":"\n<div class=\"wp-block-media-text has-media-on-the-right is-stacked-on-mobile is-style-offset\"><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\">LEFFER maintains its own materials testing laboratory certified according to DIN EN ISO\/IEC 17025, which delivers fast and accurate results for quality assurance during production.<br>Thanks to its close connection to our production facilities, tests can be carried out and evaluated immediately \u2013 efficiently, reliably, and with the highest degree of accuracy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Our laboratory has a wide range of stationary and mobile testing equipment at its disposal, enabling us to examine almost all metallic materials. This ensures that our products meet the highest quality and safety requirements. <strong>Our materials testing is an integral part of our quality management system<\/strong> and contributes significantly to the durability, safety, and reliability of our products.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">With this range of services, LEFFER ensures that <strong>materials, welded joints, and components<\/strong> meet the required specifications at all times\u2014from incoming goods inspection to final acceptance.<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/leffer.de\/wp-content\/uploads\/2025\/10\/5D3_8781-1024x683.jpg\" alt=\"\" class=\"wp-image-2117 size-full\" srcset=\"https:\/\/leffer.de\/wp-content\/uploads\/2025\/10\/5D3_8781-1024x683.jpg 1024w, https:\/\/leffer.de\/wp-content\/uploads\/2025\/10\/5D3_8781-300x200.jpg 300w, https:\/\/leffer.de\/wp-content\/uploads\/2025\/10\/5D3_8781-768x512.jpg 768w, https:\/\/leffer.de\/wp-content\/uploads\/2025\/10\/5D3_8781-1536x1024.jpg 1536w, https:\/\/leffer.de\/wp-content\/uploads\/2025\/10\/5D3_8781-2048x1365.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n\n<h1 class=\"wp-block-heading\">Range of services offered by our materials testing laboratory<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">Stationary testing methods<\/h2>\n\n\n\n<div class=\"factcards has-3-columns wp-block-fbo-factcards\" id=\"6a71f59c1ac0c\">\n\n    \n\n    <div href=\"\" class=\"factcard wp-block-fbo-factcard\" id=\"6a71f59c1ac0c\">\n\n    \n            <div class=\"card__header\">\n                                                    <h3 aria-describedby=\"6a71f59c1ac0c\">Hardness testing<\/h3>\n                    <\/div>\n    \n            <div class=\"card__body\">\n            \n\n<p class=\"wp-block-paragraph\"><strong>Brinell, e.g.:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>HBW 2,5\/31,25<\/li>\n\n\n\n<li>HBW 2,5\/187,5<\/li>\n\n\n\n<li>HBW 10\/300<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rockwell B<\/strong>: HRB<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vickers<\/strong>, e.g.:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>HV 5<\/li>\n\n\n\n<li>HV 10<\/li>\n\n\n\n<li>HV 20<\/li>\n<\/ul>\n\n        <\/div>\n    \n    \n    <\/div>\n\n\n\n    <div href=\"\" class=\"factcard wp-block-fbo-factcard\" id=\"6a71f59c1ac0c\">\n\n    \n            <div class=\"card__header\">\n                                                    <h3 aria-describedby=\"6a71f59c1ac0c\">Notched bar impact strength<\/h3>\n                    <\/div>\n    \n            <div class=\"card__body\">\n            \n\n<ul class=\"wp-block-list\">\n<li>300 J pendulum impact tester<\/li>\n\n\n\n<li>ISO-V- andCharpy-V-tests<\/li>\n\n\n\n<li>up to -196\u00b0C<\/li>\n<\/ul>\n\n        <\/div>\n    \n    \n    <\/div>\n\n\n\n    <div href=\"\" class=\"factcard wp-block-fbo-factcard\" id=\"6a71f59c1ac0c\">\n\n    \n            <div class=\"card__header\">\n                                                    <h3 aria-describedby=\"6a71f59c1ac0c\">Tensile\/bending tests<\/h3>\n                    <\/div>\n    \n            <div class=\"card__body\">\n            \n\n<ul class=\"wp-block-list\">\n<li>with an universal testing machine<\/li>\n\n\n\n<li>up to 600 kN<\/li>\n<\/ul>\n\n        <\/div>\n    \n    \n    <\/div>\n\n\n\n    <div href=\"\" class=\"factcard wp-block-fbo-factcard\" id=\"6a71f59c1ac0c\">\n\n    \n            <div class=\"card__header\">\n                                                    <h3 aria-describedby=\"6a71f59c1ac0c\">Macro-\/microscopy and crystalline structure<\/h3>\n                    <\/div>\n    \n            <div class=\"card__body\">\n            \n\n<p class=\"wp-block-paragraph\"><strong>Metallography by our own laboratory, e.g.:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>determination of ferrite content<\/li>\n\n\n\n<li>testing for intermetallic phases<\/li>\n\n\n\n<li>electrolytic etching<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Welded joints, e.g.:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>micro- and macropolish<\/li>\n\n\n\n<li>weldseam setup<\/li>\n\n\n\n<li>heat affected zone<\/li>\n\n\n\n<li>gap runout of tube weld-in seams<\/li>\n<\/ul>\n\n        <\/div>\n    \n    \n    <\/div>\n\n\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">Mobile testing methods<\/h2>\n\n\n\n<div class=\"factcards has-3-columns wp-block-fbo-factcards\" id=\"6a71f59c1ac0c\">\n\n    \n\n    <div href=\"\" class=\"factcard wp-block-fbo-factcard\" id=\"6a71f59c1ac0c\">\n\n    \n            <div class=\"card__header\">\n                                                    <h3 aria-describedby=\"6a71f59c1ac0c\">Mobile hardness testing<\/h3>\n                    <\/div>\n    \n            <div class=\"card__body\">\n            \n\n<ul class=\"wp-block-list\">\n<li>Rebound hardness\/Leeb-hardness (HLD, EQUOTIP 3)<\/li>\n\n\n\n<li>Vickers (HV (UCI) 10, MIC 10)<\/li>\n<\/ul>\n\n        <\/div>\n    \n    \n    <\/div>\n\n\n\n    <div href=\"\" class=\"factcard wp-block-fbo-factcard\" id=\"6a71f59c1ac0c\">\n\n    \n            <div class=\"card__header\">\n                                                    <h3 aria-describedby=\"6a71f59c1ac0c\">Chemical analysis and Positive Material Identification (PMI)<\/h3>\n                    <\/div>\n    \n            <div class=\"card__body\">\n            \n\n<p class=\"wp-block-paragraph\"><strong>Spectrometer<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Argon probe<\/li>\n\n\n\n<li>Air probe<\/li>\n\n\n\n<li>Portable x-ray fluorescence (XRF)<strong> Analyzer<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n        <\/div>\n    \n    \n    <\/div>\n\n\n<\/div>\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a 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Our laboratory has a [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":2118,"parent":2660,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"featuredimage_focalpoint":[],"footnotes":""},"categories":[],"tags":[134],"class_list":["post-3153","page","type-page","status-publish","has-post-thumbnail","hentry","tag-quality-safety"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Material testing - Leffer - Stahl- und Apparatebau<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Material testing - Leffer - Stahl- und Apparatebau\" \/>\n<meta property=\"og:description\" content=\"LEFFER maintains its own materials testing laboratory certified according to DIN EN ISO\/IEC 17025, which delivers fast and accurate results for quality assurance during production.Thanks to its close connection to our production facilities, tests can be carried out and evaluated immediately \u2013 efficiently, reliably, and with the highest degree of accuracy. 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