{"id":197,"date":"2023-01-23T20:20:45","date_gmt":"2023-01-23T19:20:45","guid":{"rendered":"http:\/\/haertha.dev.neuekommunikation.de\/wordpress\/?post_type=verfahren&#038;p=197"},"modified":"2025-10-16T06:39:59","modified_gmt":"2025-10-16T04:39:59","slug":"bright-hardening","status":"publish","type":"verfahren","link":"https:\/\/haertha.de\/en\/process\/bright-hardening\/","title":{"rendered":"bright hardening"},"content":{"rendered":"<div id=\"verfahren-header-block_29343854a8caac68b4e64c31c0fa6994\" class=\"verfahren-header-video\" >   \r\n\r\n    <div class=\"embed-container popup-vimeo\">\r\n        <iframe loading=\"lazy\" title=\"LOOP_Einsatzha\u0308rten\" src=\"https:\/\/player.vimeo.com\/video\/813128319?h=18d7f43ad9&amp;dnt=1&amp;app_id=122963&#038;controls=0&#038;hd=1&#038;loop=1&#038;autohide=0&#038;dnt=1&#038;autoplay=1&#038;muted=1\" width=\"640\" height=\"300\" frameborder=\"0\" allow=\"autoplay; fullscreen; picture-in-picture; clipboard-write; encrypted-media; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\"><\/iframe>    <\/div>  \r\n    \r\n    \r\n<\/div>\r\n\n\n\r\n<div id=\"verfahren-text-block_7120292f8d0e074b26e7ab9414d15cb6\" class=\"verfahren-text toc\" data-toctitle=\"Das Verfahren und seine Vorteile\" style=\"\">\r\n    <div class=\"row\">\r\n        <div class=\"col-12\">\r\n            <div class=\"content-wrapper\" >\r\n\r\n                            <div class=\"box\">\r\n                                            <div class=\"nummber\"> \r\n                            \r\n                        <\/div>\r\n                        \r\n                                            <h2 class=\"headline\">The process and its advantages<\/h2>\r\n                                \r\n                <\/div>\r\n            \r\n                <div class=\"content-box texteditor\" style=\"\">                    \r\n                    <p><p class=\" translation-block\">The objective of bright hardening is a <strong>uniform hardness increase in the treated workpiece<\/strong>. Heating the material to its austenitising temperature before cooling (quenching) it rapidly leads to the formation of martensite. The composition of the metal determines the corresponding austenitising temperature and cooling rate.<\/p>\n<p>&nbsp;<\/p>\n<p class=\" translation-block\"><span class=\"block\" style=\"color: #ffffff;background-color: #6ab651;padding: 3rem\"><span style=\"font-weight: 400\">Info:  Austenitising temperature<\/strong>\n<br>\nThe austenitising temperature is the temperature at which steel and cast iron form austenite while being heated. If a hardening process is intended to produce martensite, the austenitising temperature corresponds to the hardening temperature.<\/span><\/p>\n<p class=\" translation-block\"><br>\n<strong>The cooling process is followed by tempering<\/strong> (if the tempering temperatures are high, also referred to as quenching and tempering) to relax the stresses in the steel. During this process, we can customise such properties as toughness, strength, wear resistance, etc. precisely to your specifications.<\/p>\n<p>&nbsp;<\/p>\n<h3><span style=\"font-weight: 400;\">Summary: The advantages at a glance<\/span><\/h3>\n<ul>\n<li>Maximum strength and toughness (including tensile strength and notch toughness, bending fatigue resistance, and fatigue strength)<\/li>\n<li>Great resistance to wear and protection from brittle fractures<\/li>\n<li>Exact control of carbon content<\/li>\n<li>Prevention of edge decarburising<\/li>\n<li>Computer-controlled processes: Every treatment is documented (thermocouples, mass flow controllers, quenching medium, etc.) and can be repeated as required<\/li>\n<li>Most cost-effective hardening process<\/li>\n<\/ul>\n<p>At H\u00c4RTHA, we match all processes with the individual parameters of your workpiece.<\/p>\n<\/p>\r\n                    <div class=\"acf-innerblocks-container\"><\/div>\r\n                    \r\n                    <style>\r\n                        .sonder-zeichen{\r\n                            display: flex;\r\n                            flex-direction: row;\r\n                            gap: 15px;\r\n                        }\r\n                        .zeichen{\r\n                            color: #C9C9C9;\r\n                            position: relative;\r\n                            line-height: 66px;\r\n                            font-size: clamp(2.75rem, 1.9766rem + 2.1484vw, 4.125rem);\r\n                        }\r\n                    <\/style>\r\n                    \r\n                <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n<\/div>\r\n\r\n\r\n\r\n\r\n\n\n\r\n<div id=\"verfahren-text-block_06286f8c20dbc63a9536bea15bfd4f74\" class=\"verfahren-text toc\" data-toctitle=\"Geeignete Werkstoffe\" style=\"\">\r\n    <div class=\"row\">\r\n        <div class=\"col-12\">\r\n            <div class=\"content-wrapper\" >\r\n\r\n                            <div class=\"box\">\r\n                                            <div class=\"nummber\"> \r\n                            \r\n                        <\/div>\r\n                        \r\n                                            <h2 class=\"headline\">Suitable materials<\/h2>\r\n                                \r\n                <\/div>\r\n            \r\n                <div class=\"content-box texteditor\" style=\"\">                    \r\n                    <p><p class=\" translation-block\">Bright hardening is suited for the <strong>through-hardening and refinement of alloy, low-alloy, and non-alloy steels<\/strong>. Virtually all hardenable steels, quenching and tempering steels, and nitriding steels can be treated.<\/p>\n<p>The steel\u2019s composition is decisive. The hardness achievable depends primarily on carbon content, and the hardness penetration depends on the variable components such as nickel, chromium, etc.<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #ffffff; background-color: #6ab651; padding: 3rem; display: block;\">INFO: Hardness increase and hardness penetration<br \/>\nHardness increase is the maximum hardness that can be achieved for a material. Hardness penetration represents the maximum hardness penetration depth at consistent quality.<\/span><br \/>\n&nbsp;<\/p>\n<p>Examples of suitable steels:<\/p>\n<table>\n<tbody>\n<tr>\n<td><b>Material number<\/b><\/td>\n<td><b>Short name<\/b><\/td>\n<td><b>Steel grade<\/b><\/td>\n<td><b>HRC<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">1.7225<\/span><\/td>\n<td><span style=\"font-weight: 400;\">42CrMo4<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Quenched and tempered steel<\/span><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">1.0503<\/span><\/td>\n<td><span style=\"font-weight: 400;\">C45<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Quenched and tempered steel<\/span><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">1.2842<\/span><\/td>\n<td><span style=\"font-weight: 400;\">90MnCrV8<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Quenched and tempered steel<\/span><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">1.3505<\/span><\/td>\n<td><span style=\"font-weight: 400;\">100Cr6<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Bearing steel<\/span><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">1.2210<\/span><\/td>\n<td><span style=\"font-weight: 400;\">115CrV3<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Bearing steel<\/span><\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h3><span style=\"font-weight: 400;\">Less suitable components and steels<\/span><\/h3>\n<ul>\n<li>Components with sharp edges or large differences in cross-section<\/li>\n<li>Materials already hardened through (risk of fracture)<\/li>\n<li>Surface-hardening steels such as C45 have only limited suitability \u2013 because the attainable hardness greatly depends on the shape of the workpiece<\/li>\n<\/ul>\n<p>If in doubt, contact our team of experts. We look forward to receiving your enquiry.<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #ffffff; background-color: #6ab651; padding: 3rem; display: block;\">INFO: Bright hardening vs. vacuum hardening<br \/>\nLow-alloy steels are not suitable for vacuum hardening, but through oil bath quenching, they can be subjected to bright hardening. However, the harsh quenching is likely to produce a certain amount of warping. For precision workpieces sensitive to warping, we therefore recommend <a href=\"https:\/\/haertha.de\/verfahren\/vakuumhaerten-2\/\">vacuum hardening<\/a> and the use of suitable steels.<\/span><\/p>\n<\/p>\r\n                    <div class=\"acf-innerblocks-container\"><\/div>\r\n                    \r\n                    <style>\r\n                        .sonder-zeichen{\r\n                            display: flex;\r\n                            flex-direction: row;\r\n                            gap: 15px;\r\n                        }\r\n                        .zeichen{\r\n                            color: #C9C9C9;\r\n                            position: relative;\r\n                            line-height: 66px;\r\n                            font-size: clamp(2.75rem, 1.9766rem + 2.1484vw, 4.125rem);\r\n                        }\r\n                    <\/style>\r\n                    \r\n                <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n<\/div>\r\n\r\n\r\n\r\n\r\n\n\n\r\n<div id=\"verfahren-text-block_2383bf4e58ed5b31d577b47634269977\" class=\"verfahren-text toc\" data-toctitle=\"Anwendungsbereiche\" style=\"\">\r\n    <div class=\"row\">\r\n        <div class=\"col-12\">\r\n            <div class=\"content-wrapper\" >\r\n\r\n                            <div class=\"box\">\r\n                                            <div class=\"nummber\"> \r\n                            \r\n                        <\/div>\r\n                        \r\n                                            <h2 class=\"headline\">the process and its advantages\r\n<\/h2>\r\n                                \r\n                <\/div>\r\n            \r\n                <div class=\"content-box texteditor\" style=\"\">                    \r\n                    <p><p class=\" translation-block\">Bright hardening represents metal processing which has a high degree of customisation and excellent quality. These attributes make this process appealing for the preparation of workpieces for key <strong>segments of industry and critical infrastructures.<\/strong><\/p>\n<ul>\n<li>Toolmaking<\/li>\n<li>Mechanical engineering<\/li>\n<li>Automotive<\/li>\n<li>Medical engineering<\/li>\n<li>Aerospace<\/li>\n<li>Electrical industry<\/li>\n<li>Warehousing industry<\/li>\n<li>Agricultural machinery<\/li>\n<li>Hydraulics<\/li>\n<\/ul>\n<\/p>\r\n                    <div class=\"acf-innerblocks-container\"><\/div>\r\n                    \r\n                    <style>\r\n                        .sonder-zeichen{\r\n                            display: flex;\r\n                            flex-direction: row;\r\n                            gap: 15px;\r\n                        }\r\n                        .zeichen{\r\n                            color: #C9C9C9;\r\n                            position: relative;\r\n                            line-height: 66px;\r\n                            font-size: clamp(2.75rem, 1.9766rem + 2.1484vw, 4.125rem);\r\n                        }\r\n                    <\/style>\r\n                    \r\n                <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n<\/div>\r\n\r\n\r\n\r\n\r\n\n\n\r\n<div id=\"verfahren-text-block_5700c1bac03b023389e5d2eb8efcc291\" class=\"verfahren-text toc\" data-toctitle=\"Verfahrensstandorte\" style=\"\">\r\n    <div class=\"row\">\r\n        <div class=\"col-12\">\r\n            <div class=\"content-wrapper\" >\r\n\r\n                            <div class=\"box\">\r\n                                            <div class=\"nummber\"> \r\n                            \r\n                        <\/div>\r\n                        \r\n                                            <h2 class=\"headline\">Process locations<\/h2>\r\n                                \r\n                <\/div>\r\n            \r\n                <div class=\"content-box texteditor\" style=\"\">                    \r\n                    <p><p class=\" translation-block\">Our locations in Germany and Europe are shown <strong><a href=\"https:\/\/haertha.de\/en\/standorte\/\" target=\"_self\">here<\/a><\/strong>.<\/p>\n<\/p>\r\n                    <div class=\"acf-innerblocks-container\"><\/div>\r\n                    \r\n                    <style>\r\n                        .sonder-zeichen{\r\n                            display: flex;\r\n                            flex-direction: row;\r\n                            gap: 15px;\r\n                        }\r\n                        .zeichen{\r\n                            color: #C9C9C9;\r\n                            position: relative;\r\n                            line-height: 66px;\r\n                            font-size: clamp(2.75rem, 1.9766rem + 2.1484vw, 4.125rem);\r\n                        }\r\n                    <\/style>\r\n                    \r\n                <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n<\/div>\r\n\r\n\r\n\r\n\r\n\n\n\r\n<div id=\"verfahren-text-block_bcc5c4bdb604393ccf1c52daf451df94\" class=\"verfahren-text toc\" data-toctitle=\"Unsere Anlage\" style=\"\">\r\n    <div class=\"row\">\r\n        <div class=\"col-12\">\r\n            <div class=\"content-wrapper\" >\r\n\r\n                            <div class=\"box\">\r\n                                            <div class=\"nummber\"> \r\n                            \r\n                        <\/div>\r\n                        \r\n                                            <h2 class=\"headline\">Our system\r\n<\/h2>\r\n                                \r\n                <\/div>\r\n            \r\n                <div class=\"content-box texteditor\" style=\"\">                    \r\n                    <p><p>Size of furnace:<\/p>\n<p>600 x 900 x 600 mm (L x W x H)<\/p>\n<p>Maximum batch weight:<\/p>\n<p>600 kg<\/p>\n<p>Maximum operating temperature:<\/p>\n<p>1,050 \u00b0C<\/p>\n<p>Processing time:<\/p>\n<p>From 48 h, details upon request <\/p>\n<\/p>\r\n                    <div class=\"acf-innerblocks-container\"><\/div>\r\n                    \r\n                    <style>\r\n                        .sonder-zeichen{\r\n                            display: flex;\r\n                            flex-direction: row;\r\n                            gap: 15px;\r\n                        }\r\n                        .zeichen{\r\n                            color: #C9C9C9;\r\n                            position: relative;\r\n                            line-height: 66px;\r\n                            font-size: clamp(2.75rem, 1.9766rem + 2.1484vw, 4.125rem);\r\n                        }\r\n                    <\/style>\r\n                    \r\n                <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n<\/div>\r\n\r\n\r\n\r\n\r\n\n\n\r\n<div id=\"verfahren-text-block_499e9b5409da7b2d5f27d6b758063c06\" class=\"verfahren-text toc\" data-toctitle=\"Sie m\u00f6chten bei uns Schutzgash\u00e4rten?\" style=\"\">\r\n    <div class=\"row\">\r\n        <div class=\"col-12\">\r\n            <div class=\"content-wrapper\" >\r\n\r\n                            <div class=\"box\">\r\n                                            <div class=\"nummber\"> \r\n                            \r\n                        <\/div>\r\n                        \r\n                                            <h2 class=\"headline\">Would you like us to perform bright hardening?<\/h2>\r\n                                \r\n                <\/div>\r\n            \r\n                <div class=\"content-box texteditor\" style=\"\">                    \r\n                    <p><p>We need the following information from you:<\/p>\n<ul>\n<li>Material designation<\/li>\n<li>Required hardness (HRC) and tolerance<\/li>\n<li>Maximum permissible warping<\/li>\n<li>Additional pre- and post-treatments (e. g. nitriding, burnishing)<\/li>\n<\/ul>\n<p>If a test area is stipulated, please send us a corresponding drawing, and add a note in your order.<\/p>\n<\/p>\r\n                    <div class=\"acf-innerblocks-container\"><\/div>\r\n                    \r\n                    <style>\r\n                        .sonder-zeichen{\r\n                            display: flex;\r\n                            flex-direction: row;\r\n                            gap: 15px;\r\n                        }\r\n                        .zeichen{\r\n                            color: #C9C9C9;\r\n                            position: relative;\r\n                            line-height: 66px;\r\n                            font-size: clamp(2.75rem, 1.9766rem + 2.1484vw, 4.125rem);\r\n                        }\r\n                    <\/style>\r\n                    \r\n                <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n<\/div>\r\n\r\n\r\n\r\n\r\n\n\n\r\n<div id=\"verfahren-text-block_3da0b90f6908c3ca2ddb08243810a91e\" class=\"verfahren-text toc\" data-toctitle=\"Nachbehandlung und erg\u00e4nzende H\u00e4rteverfahren\" style=\"\">\r\n    <div class=\"row\">\r\n        <div class=\"col-12\">\r\n            <div class=\"content-wrapper\" >\r\n\r\n                            <div class=\"box\">\r\n                                            <div class=\"nummber\"> \r\n                            \r\n                        <\/div>\r\n                        \r\n                                            <h2 class=\"headline\">Post-treatment and complementary hardening processes\r\n<\/h2>\r\n                                \r\n                <\/div>\r\n            \r\n                <div class=\"content-box texteditor\" style=\"\">                    \r\n                    <p><p class=\" translation-block\">Bright hardening is well-suited for combination with other treatments to refine and coat of workpieces. Burnishing, for instance, is suitable for ensuring corrosion protection and, thus, greater storage stability. In addition,  <a href=\"https:\/\/haertha.de\/en\/verfahren\/nitrieren\/\" target=\"_self\">nitriding<\/a> is capable of producing hardness values greater than 68 HRC in the edge layer of heat-resistant materials. We will be happy to advise you on additional options.<\/p>\n<\/p>\r\n                    <div class=\"acf-innerblocks-container\"><\/div>\r\n                    \r\n                    <style>\r\n                        .sonder-zeichen{\r\n                            display: flex;\r\n                            flex-direction: row;\r\n                            gap: 15px;\r\n                        }\r\n                        .zeichen{\r\n                            color: #C9C9C9;\r\n                            position: relative;\r\n                            line-height: 66px;\r\n                            font-size: clamp(2.75rem, 1.9766rem + 2.1484vw, 4.125rem);\r\n                        }\r\n                    <\/style>\r\n                    \r\n                <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Schutzgash\u00e4rten ist ein <b>H\u00e4rteverfahren, bei dem Stahl unter Schutzgasatmosph\u00e4re bis zur individuellen H\u00e4rtetemperatur erw\u00e4rmt<\/b> und \u00fcblicherweise im \u00d6lbad abgeschreckt wird. Dadurch wird ein gleichm\u00e4\u00dfiges H\u00e4rteniveau erreicht und eine Randentkohlung verhindert. Ideale Voraussetzungen also zur Veredelung von un- und niedriglegierten St\u00e4hlen. Ein Schutzgash\u00e4rteprozess kann vollautomatisiert stattfinden und ist damit beliebig reproduzierbar. <\/p>","protected":false},"author":9,"featured_media":5728,"menu_order":102,"template":"","verfahrenstechnik":[7],"class_list":["post-197","verfahren","type-verfahren","status-publish","has-post-thumbnail","hentry","verfahrenstechnik-haerten-anlassen"],"acf":{"text_cta":"Schutzgash\u00e4rten ist ein <b>H\u00e4rteverfahren, bei dem Stahl unter Schutzgasatmosph\u00e4re bis zur individuellen H\u00e4rtetemperatur erw\u00e4rmt<\/b> und \u00fcblicherweise im \u00d6lbad abgeschreckt wird. Dadurch wird ein gleichm\u00e4\u00dfiges H\u00e4rteniveau erreicht und eine Randentkohlung verhindert. Ideale Voraussetzungen also zur Veredelung von un- und niedriglegierten St\u00e4hlen. Ein Schutzgash\u00e4rteprozess kann vollautomatisiert stattfinden und ist damit beliebig reproduzierbar. \r\n\r\nSie w\u00fcnschen eine Beratung? Kontaktieren Sie uns!","contact_location":[49,244,260,250,248,12,254,11495,12944],"materials":"on","tablepress":null},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Schutzgash\u00e4rten | H\u00c4RTHA GROUP<\/title>\n<meta name=\"description\" content=\"Was ist Schutzgash\u00e4rten \u2713 Verfahren + Vorteile \u2713 Anwendung: Geeignete Werkstoffe \u2713 Jetzt beraten lassen!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/haertha.de\/en\/process\/bright-hardening\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Schutzgash\u00e4rten | H\u00c4RTHA GROUP\" \/>\n<meta property=\"og:description\" content=\"Was ist Schutzgash\u00e4rten \u2713 Verfahren + Vorteile \u2713 Anwendung: Geeignete Werkstoffe \u2713 Jetzt beraten lassen!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/haertha.de\/en\/process\/bright-hardening\/\" \/>\n<meta property=\"og:site_name\" content=\"H\u00c4RTHA GROUP\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-16T04:39:59+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/haertha.de\/wp-content\/uploads\/2023\/01\/LOOP_Einsatzhaerten.png\" \/>\n\t<meta property=\"og:image:width\" content=\"2000\" \/>\n\t<meta property=\"og:image:height\" content=\"2000\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/haertha.de\/it\/processi\/tempa-in-atmosfera-controllata\/\",\"url\":\"https:\/\/haertha.de\/it\/processi\/tempa-in-atmosfera-controllata\/\",\"name\":\"Schutzgash\u00e4rten | H\u00c4RTHA GROUP\",\"isPartOf\":{\"@id\":\"https:\/\/haertha.de\/it\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/haertha.de\/it\/processi\/tempa-in-atmosfera-controllata\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/haertha.de\/it\/processi\/tempa-in-atmosfera-controllata\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/haertha.de\/wp-content\/uploads\/2023\/01\/LOOP_Einsatzhaerten.png\",\"datePublished\":\"2023-01-23T19:20:45+00:00\",\"dateModified\":\"2025-10-16T04:39:59+00:00\",\"description\":\"Was ist Schutzgash\u00e4rten \u2713 Verfahren + Vorteile \u2713 Anwendung: Geeignete Werkstoffe \u2713 Jetzt beraten lassen!\",\"breadcrumb\":{\"@id\":\"https:\/\/haertha.de\/it\/processi\/tempa-in-atmosfera-controllata\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/haertha.de\/it\/processi\/tempa-in-atmosfera-controllata\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/haertha.de\/it\/processi\/tempa-in-atmosfera-controllata\/#primaryimage\",\"url\":\"https:\/\/haertha.de\/wp-content\/uploads\/2023\/01\/LOOP_Einsatzhaerten.png\",\"contentUrl\":\"https:\/\/haertha.de\/wp-content\/uploads\/2023\/01\/LOOP_Einsatzhaerten.png\",\"width\":2000,\"height\":2000},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/haertha.de\/it\/processi\/tempa-in-atmosfera-controllata\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Startseite\",\"item\":\"https:\/\/haertha.de\/it\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Verfahren\",\"item\":\"https:\/\/haertha.de\/it\/processi\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Schutzgash\u00e4rten\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/haertha.de\/it\/#website\",\"url\":\"https:\/\/haertha.de\/it\/\",\"name\":\"H\u00c4RTHA GROUP\",\"description\":\"Hardening Industries H\u00e4rterei H\u00c4RTHA GROUP.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/haertha.de\/it\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Schutzgash\u00e4rten | H\u00c4RTHA GROUP","description":"What is meant by bright hardening? 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