{"id":7413,"date":"2017-05-16T18:00:25","date_gmt":"2017-05-16T16:00:25","guid":{"rendered":"http:\/\/dev.acciaiterni.it\/en\/?page_id=7413"},"modified":"2023-05-14T19:47:37","modified_gmt":"2023-05-14T17:47:37","slug":"properties","status":"publish","type":"page","link":"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/properties\/","title":{"rendered":"PROPERTIES"},"content":{"rendered":"<div id='layer_slider_1'  class='avia-layerslider main_color avia-shadow  avia-builder-el-0  el_before_av_submenu  avia-builder-el-first  container_wrap sidebar_right'  style='height: 351px;'  ><\/div>\n<div class='clear'><\/div><div id='sub_menu1'  class='av-submenu-container main_color  avia-builder-el-1  el_after_av_layerslider  el_before_av_heading  av-sticky-submenu av-switch-768 submenu-not-first container_wrap sidebar_right' style='z-index:301' ><div class='container av-menu-mobile-active '><a href='#' class='mobile_menu_toggle' aria-hidden='true' data-av_icon='\ue8a5' data-av_iconfont='entypo-fontello'><span class='av-current-placeholder'>Menu<\/span><\/a><ul id=\"menu-acciaio-inossidabile-orizzontale-inglese\" class=\"av-subnav-menu av-submenu-pos-center\"><li id=\"menu-item-6465\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-top-level menu-item-top-level-1\"><a href=\"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/\" itemprop=\"url\"><span class=\"avia-bullet\"><\/span><span class=\"avia-menu-text\">STAINLESS STEEL FLAT PRODUCTS<\/span><span class=\"avia-menu-fx\"><span class=\"avia-arrow-wrap\"><span class=\"avia-arrow\"><\/span><\/span><\/span><\/a>\n\n\n<ul class=\"sub-menu\">\n\t<li id=\"menu-item-6466\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children\"><a href=\"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/industries\/\" itemprop=\"url\"><span class=\"avia-bullet\"><\/span><span class=\"avia-menu-text\">INDUSTRIES<\/span><\/a>\n\t<ul class=\"sub-menu\">\n\t\t<li id=\"menu-item-7819\" class=\"menu-item menu-item-type-post_type menu-item-object-page\"><a href=\"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/industries\/automotive\/\" itemprop=\"url\"><span class=\"avia-bullet\"><\/span><span class=\"avia-menu-text\">TRANSPORTATION<\/span><\/a><\/li>\n\t\t<li id=\"menu-item-7820\" class=\"menu-item menu-item-type-post_type menu-item-object-page\"><a href=\"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/industries\/household-appliances\/\" itemprop=\"url\"><span class=\"avia-bullet\"><\/span><span class=\"avia-menu-text\">CONSUMER GOODS<\/span><\/a><\/li>\n\t\t<li id=\"menu-item-14215\" class=\"menu-item menu-item-type-post_type menu-item-object-page\"><a href=\"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/industries\/architectural-applications\/\" itemprop=\"url\"><span class=\"avia-bullet\"><\/span><span class=\"avia-menu-text\">ARCHITECTURAL APPLICATIONS<\/span><\/a><\/li>\n\t\t<li id=\"menu-item-7821\" class=\"menu-item menu-item-type-post_type menu-item-object-page\"><a href=\"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/industries\/industrial-applications-and-pipes\/\" itemprop=\"url\"><span class=\"avia-bullet\"><\/span><span class=\"avia-menu-text\">INDUSTRIAL GOODS<\/span><\/a><\/li>\n\t\t<li id=\"menu-item-7823\" class=\"menu-item menu-item-type-post_type menu-item-object-page\"><a href=\"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/industries\/other-applications\/\" itemprop=\"url\"><span class=\"avia-bullet\"><\/span><span class=\"avia-menu-text\">OTHER APPLICATIONS<\/span><\/a><\/li>\n\t<\/ul>\n<\/li>\n\t<li id=\"menu-item-7824\" class=\"menu-item menu-item-type-post_type menu-item-object-page\"><a href=\"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/properties\/\" itemprop=\"url\"><span class=\"avia-bullet\"><\/span><span class=\"avia-menu-text\">PROPERTIES<\/span><\/a><\/li>\n\t<li id=\"menu-item-8032\" class=\"menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children\"><a itemprop=\"url\"><span class=\"avia-bullet\"><\/span><span class=\"avia-menu-text\">PORTFOLIO<\/span><\/a>\n\t<ul class=\"sub-menu\">\n\t\t<li id=\"menu-item-6468\" class=\"menu-item menu-item-type-post_type menu-item-object-page\"><a href=\"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/portfolio\/the-formats\/\" itemprop=\"url\"><span class=\"avia-bullet\"><\/span><span class=\"avia-menu-text\">SIZES<\/span><\/a><\/li>\n\t\t<li id=\"menu-item-6469\" class=\"menu-item menu-item-type-post_type menu-item-object-page\"><a href=\"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/portfolio\/finishes\/\" itemprop=\"url\"><span class=\"avia-bullet\"><\/span><span class=\"avia-menu-text\">FINISHES<\/span><\/a><\/li>\n\t\t<li id=\"menu-item-8035\" class=\"menu-item menu-item-type-post_type menu-item-object-page\"><a href=\"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/portfolio\/steel-grades\/\" itemprop=\"url\"><span class=\"avia-bullet\"><\/span><span class=\"avia-menu-text\">STEEL GRADES<\/span><\/a><\/li>\n\t\t<li id=\"menu-item-6470\" class=\"menu-item menu-item-type-post_type menu-item-object-page\"><a href=\"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/portfolio\/packaging\/\" itemprop=\"url\"><span class=\"avia-bullet\"><\/span><span class=\"avia-menu-text\">PACKAGING<\/span><\/a><\/li>\n\t<\/ul>\n<\/li>\n\t<li id=\"menu-item-7825\" class=\"menu-item menu-item-type-post_type menu-item-object-page\"><a href=\"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/sales-contacts\/\" itemprop=\"url\"><span class=\"avia-bullet\"><\/span><span class=\"avia-menu-text\">SALES CONTACTS<\/span><\/a><\/li>\n<\/ul>\n<\/li>\n<\/ul><\/div><\/div><div class='sticky_placeholder'><\/div><div id='after_submenu'  class='main_color av_default_container_wrap container_wrap sidebar_right'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-small alpha units'><div class='post-entry post-entry-type-page post-entry-7413'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_heading-67a288397f44113ef65f736d97aa6c54\">\n#top .av-special-heading.av-av_heading-67a288397f44113ef65f736d97aa6c54{\npadding-bottom:10px;\ncolor:#2d5c88;\nfont-size:35px;\n}\n.av-special-heading.av-av_heading-67a288397f44113ef65f736d97aa6c54 .special-heading-inner-border{\nborder-color:#2d5c88;\n}\n<\/style>\n<div  class='av-special-heading av-av_heading-67a288397f44113ef65f736d97aa6c54 av-special-heading-h1 custom-color-heading blockquote modern-quote  avia-builder-el-2  el_after_av_submenu  el_before_av_one_full  avia-builder-el-first  av-thin-font av-inherit-size '><h1 class='av-special-heading-tag '  itemprop=\"headline\"  >EVERY DAY WE ADD <strong>NEW PRODUCTS AND NEW FINISHES<\/strong> TO OUR RANGE<\/h1><div class='special-heading-border'><div class='special-heading-inner-border'><\/div><\/div><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c\">\n.flex_column.av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c av_one_full  avia-builder-el-3  el_after_av_heading  el_before_av_hr  first flex_column_div av-zero-column-padding '   ><section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '  style='font-size:14px; '  itemprop=\"text\" ><p>Stainless steel is an iron-chromium-carbon alloy with a chromium content of at least 10.5% and the possible addition of other elements, including nickel and molybdenum. The main characteristic of this steel family is the excellent corrosion resistance guaranteed by the presence of chromium that\u00a0 on contact with the oxygen in the air, promotes the formation of a thin, stable oxide film on the surface, known as passive layer. This passive layer protects the underlying material from external corrosive agents and when damaged, can self repair.<\/p>\n<p>Depending on their microstructure, stainless steels are traditionally divided into four large familiess: austenitic, ferritic, martensitic and duplex.<\/p>\n<ul>\n<li><strong>AUSTENITIC STAINLESS STEELS<\/strong><\/li>\n<li><strong>FERRITIC STAINLESS STEELS<\/strong><\/li>\n<li><strong>MARTENSITIC STAINLESS STEELS<\/strong><\/li>\n<\/ul>\n<\/div><\/section><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_hr-ee2847e2e025ce3d30801259a03f9fd4\">\n#top .hr.hr-invisible.av-av_hr-ee2847e2e025ce3d30801259a03f9fd4{\nheight:10px;\n}\n<\/style>\n<div  class='hr av-av_hr-ee2847e2e025ce3d30801259a03f9fd4 hr-invisible  avia-builder-el-5  el_after_av_one_full  el_before_av_slideshow  '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n<div   data-size='featured'  data-lightbox_size='large'  data-animation='slide'  data-conditional_play=''  data-ids='5173'  data-video_counter='0'  data-autoplay='false'  data-bg_slider='false'  data-slide_height=''  data-handle='av_slideshow'  data-interval='5'  data-class=' avia-builder-el-6  el_after_av_hr  el_before_av_hr  '  data-el_id=''  data-css_id=''  data-scroll_down=''  data-control_layout='av-control-default'  data-custom_markup=''  data-perma_caption=''  data-autoplay_stopper=''  data-image_attachment=''  data-min_height='0px'  data-lazy_loading='disabled'  data-img_scrset=''  data-default-height='28.666666666667'  class='avia-slideshow avia-slideshow-1  av-control-default av-default-height-applied avia-slideshow-featured av_slideshow  avia-builder-el-6  el_after_av_hr  el_before_av_hr   avia-slide-slider '  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><ul class='avia-slideshow-inner ' style='padding-bottom: 23.333333333333%;' ><li  class=' av-single-slide slide-1 ' ><div data-rel='slideshow-1' class='avia-slide-wrap '   ><img decoding=\"async\" class=\"wp-image-10579 avia-img-lazy-loading-not-10579\"  src=\"https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/02\/i-formati-01-1500x350.jpg\" width=\"1500\" height=\"350\" title='i-formati-01' alt=''  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/02\/i-formati-01.jpg 1500w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/02\/i-formati-01-300x70.jpg 300w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/02\/i-formati-01-768x179.jpg 768w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/02\/i-formati-01-1030x240.jpg 1030w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/02\/i-formati-01-705x165.jpg 705w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/02\/i-formati-01-450x105.jpg 450w\" sizes=\"(max-width: 1500px) 100vw, 1500px\" \/><\/div><\/li><\/ul><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_hr-73ee5607e2d422c429c39f728b894fae\">\n#top .hr.hr-invisible.av-av_hr-73ee5607e2d422c429c39f728b894fae{\nmargin-top:-10px;\nheight:1px;\n}\n<\/style>\n<div  class='hr av-av_hr-73ee5607e2d422c429c39f728b894fae hr-invisible  avia-builder-el-7  el_after_av_slideshow  el_before_av_one_full  '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c\">\n.flex_column.av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c av_one_full  avia-builder-el-8  el_after_av_hr  el_before_av_hr  first flex_column_div av-zero-column-padding '   ><p><section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '  style='font-size:24px; '  itemprop=\"text\" ><p><strong>AUSTENITIC STAINLESS STEELS<\/strong><\/p>\n<\/div><\/section><br \/>\n<section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '  style='font-size:14px; '  itemprop=\"text\" ><p><strong>Description<\/strong><\/p>\n<p>These are steels with<strong> a face-centred cubic structure<\/strong>, containing carbon, nickel and chromium with the possible addition of other elements, such as molybdenum, titanium and niobium, \u00a0so that they maintain the austenitic structure at room temperature as well. \u00a0Since austenite is paramagnetic, austenitic steels can be easily recognised with permanent calibrated magnets.<\/p>\n<p>They are classified as AISI 3XX series and \u00a0differ from one another essentially for the nickel content.The most widely known austenitic grade is AISI 304, containing 18% chromium and 8% nickel. The addition of 2-3% molybdenum, together with a suitable increase of the nickel content to maintain the stability of the austenitic phase, is useful to improve resistance to pitting and stress corrosion cracking (AISI 316) while, the addition of elements, such as titanium or niobium, prevents the precipitation of chromium carbides (which occurs in the temperature range of 450-850\u00b0C \u2013 sensitisation) and prevents intergranular corrosion (321 and 316Ti steel). Stabilised austenitic stainless steels are ideal for producing welded structures located in places where there is a risk of this corrosive attack. There are also austenitic \u00a0grades\u00a0 resistant to high temperatures, known as \u201crefractory steels\u201d, that thanks to the high chromium, carbon and nickel content, \u00a0offer superior mechanical resistance and high temperature resistance.<\/p>\n<\/div><\/section><\/p><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_hr-73ee5607e2d422c429c39f728b894fae\">\n#top .hr.hr-invisible.av-av_hr-73ee5607e2d422c429c39f728b894fae{\nmargin-top:-10px;\nheight:1px;\n}\n<\/style>\n<div  class='hr av-av_hr-73ee5607e2d422c429c39f728b894fae hr-invisible  avia-builder-el-11  el_after_av_one_full  el_before_av_one_full  '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c\">\n.flex_column.av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c av_one_full  avia-builder-el-12  el_after_av_hr  el_before_av_textblock  first flex_column_div av-zero-column-padding '   ><section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '  style='font-size:14px; '  itemprop=\"text\" ><p><strong>Uses<\/strong><\/p>\n<p>There is a wide variety of uses for these steels: household \u00a0applications; architectural finishes; food and beverage facilities; storage tanks, heat exchangers, exhaust systems, , and industrial autoclaves. Their resistance to the most corrosive agents also makes them \u00a0largelyused in the chemical industry.<\/p>\n<\/div><\/section><\/div>\n<section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '  style='font-size:14px; '  itemprop=\"text\" ><p><strong>Fundamental properties<\/strong><\/p>\n<ul>\n<li>Excellent corrosion resistance.<\/li>\n<li>Good polish ability and excellent hygienic coefficient.<\/li>\n<li>Excellent formability and weldability<\/li>\n<li>Hardenable by cold working.<\/li>\n<li>Not magnetizable in the \u00a0annealed condition.<\/li>\n<li>Immune to ductile-brittle transition<\/li>\n<\/ul>\n<\/div><\/section>\n<div   data-size='featured'  data-lightbox_size='large'  data-animation='slide'  data-conditional_play=''  data-ids='5171'  data-video_counter='0'  data-autoplay='false'  data-bg_slider='false'  data-slide_height=''  data-handle='av_slideshow'  data-interval='5'  data-class=' avia-builder-el-15  el_after_av_textblock  el_before_av_hr  '  data-el_id=''  data-css_id=''  data-scroll_down=''  data-control_layout='av-control-default'  data-custom_markup=''  data-perma_caption=''  data-autoplay_stopper=''  data-image_attachment=''  data-min_height='0px'  data-lazy_loading='disabled'  data-img_scrset=''  data-default-height='28.666666666667'  class='avia-slideshow avia-slideshow-2  av-control-default av-default-height-applied avia-slideshow-featured av_slideshow  avia-builder-el-15  el_after_av_textblock  el_before_av_hr   avia-slide-slider '  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><ul class='avia-slideshow-inner ' style='padding-bottom: 23.333333333333%;' ><li  class=' av-single-slide slide-1 ' ><div data-rel='slideshow-2' class='avia-slide-wrap '   ><img decoding=\"async\" class=\"wp-image-10577 avia-img-lazy-loading-not-10577\"  src=\"https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/02\/finiture-01-1500x350.jpg\" width=\"1500\" height=\"350\" title='finiture-01' alt=''  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/02\/finiture-01.jpg 1500w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/02\/finiture-01-300x70.jpg 300w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/02\/finiture-01-768x179.jpg 768w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/02\/finiture-01-1030x240.jpg 1030w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/02\/finiture-01-705x165.jpg 705w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/02\/finiture-01-450x105.jpg 450w\" sizes=\"(max-width: 1500px) 100vw, 1500px\" \/><\/div><\/li><\/ul><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_hr-73ee5607e2d422c429c39f728b894fae\">\n#top .hr.hr-invisible.av-av_hr-73ee5607e2d422c429c39f728b894fae{\nmargin-top:-10px;\nheight:1px;\n}\n<\/style>\n<div  class='hr av-av_hr-73ee5607e2d422c429c39f728b894fae hr-invisible  avia-builder-el-16  el_after_av_slideshow  el_before_av_one_full  '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c\">\n.flex_column.av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c av_one_full  avia-builder-el-17  el_after_av_hr  el_before_av_hr  first flex_column_div av-zero-column-padding '   ><p><section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '  style='font-size:24px; '  itemprop=\"text\" ><p><strong>FERRITIC STAINLESS STEELS<\/strong><\/p>\n<\/div><\/section><br \/>\n<section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '  style='font-size:14px; '  itemprop=\"text\" ><p><strong>Description<\/strong><\/p>\n<p>Ferritic stainless steels are essentially iron-chromium-carbon alloys with a chromium content varying from11%to 30%, with the possible addition of other elements, such as molybdenum, to increase resistance to localised corrosion, and aluminum, to increase resistance to oxidation at high temperatures. In the ASTM designation they are classified \u00a0as the 4XX series.<\/p>\n<p>These grades have good mechanical strength and corrosion resistance. They\u00a0<strong>have a body-centred cubic structure<\/strong>, but cannot improve their mechanical properties through heat treatment. There is a family of ferritic stainless steels called stabilised steel, where the low content of interstitial elements (carbon + nitrogen) together with their stabilisation with titanium and niobium, allows a wide field of applications in the automotive industry with excellent performance in terms of formability weldability and corrosion resistance.<\/p>\n<p><strong>Super-ferritic stainless steels:\u00a0<\/strong>Thanks to VOD technology, AST can produce\u201csuperferritic\u201d stainless steels with low interstitial content and chromium up to 24% which guarantee a corrosion resistance comparable to the more expensive austenitic grades.<\/p>\n<\/div><\/section><\/p><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_hr-73ee5607e2d422c429c39f728b894fae\">\n#top .hr.hr-invisible.av-av_hr-73ee5607e2d422c429c39f728b894fae{\nmargin-top:-10px;\nheight:1px;\n}\n<\/style>\n<div  class='hr av-av_hr-73ee5607e2d422c429c39f728b894fae hr-invisible  avia-builder-el-20  el_after_av_one_full  el_before_av_one_full  '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c\">\n.flex_column.av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c av_one_full  avia-builder-el-21  el_after_av_hr  el_before_av_textblock  first flex_column_div av-zero-column-padding '   ><section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '  style='font-size:14px; '  itemprop=\"text\" ><p><strong>Uses<\/strong><\/p>\n<p>The most common uses of this grades are pots and pans, household appliances, decorative components and panelling, as well as exhaust systems in the automotive industry and engineering applications, such as chains for conveyor belts and heat exchangers.<\/p>\n<\/div><\/section><\/div>\n<section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '  style='font-size:14px; '  itemprop=\"text\" ><p><strong>Fundamental properties<\/strong><\/p>\n<ul>\n<li>Good corrosion resistance, increasing with the chromium content and and with the addition of molybdenum;<\/li>\n<li>Magnetisable;<\/li>\n<li>Not hardenable by heat treatment .<\/li>\n<\/ul>\n<\/div><\/section>\n<div   data-size='featured'  data-lightbox_size='large'  data-animation='slide'  data-conditional_play=''  data-ids='6802'  data-video_counter='0'  data-autoplay='false'  data-bg_slider='false'  data-slide_height=''  data-handle='av_slideshow'  data-interval='5'  data-class=' avia-builder-el-24  el_after_av_textblock  el_before_av_hr  '  data-el_id=''  data-css_id=''  data-scroll_down=''  data-control_layout='av-control-default'  data-custom_markup=''  data-perma_caption=''  data-autoplay_stopper=''  data-image_attachment=''  data-min_height='0px'  data-lazy_loading='disabled'  data-img_scrset=''  data-default-height='28.666666666667'  class='avia-slideshow avia-slideshow-3  av-control-default av-default-height-applied avia-slideshow-featured av_slideshow  avia-builder-el-24  el_after_av_textblock  el_before_av_hr   avia-slide-slider '  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><ul class='avia-slideshow-inner ' style='padding-bottom: 23.333333333333%;' ><li  class=' av-single-slide slide-1 ' ><div data-rel='slideshow-3' class='avia-slide-wrap '   ><img decoding=\"async\" class=\"wp-image-11042 avia-img-lazy-loading-not-11042\"  src=\"https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/01\/acciaio-1-1500x350.jpg\" width=\"1500\" height=\"350\" title='acciaio' alt=''  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/01\/acciaio-1.jpg 1500w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/01\/acciaio-1-300x70.jpg 300w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/01\/acciaio-1-768x179.jpg 768w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/01\/acciaio-1-1030x240.jpg 1030w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/01\/acciaio-1-705x165.jpg 705w, https:\/\/www.acciaiterni.it\/wp-content\/uploads\/2017\/01\/acciaio-1-450x105.jpg 450w\" sizes=\"(max-width: 1500px) 100vw, 1500px\" \/><\/div><\/li><\/ul><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_hr-73ee5607e2d422c429c39f728b894fae\">\n#top .hr.hr-invisible.av-av_hr-73ee5607e2d422c429c39f728b894fae{\nmargin-top:-10px;\nheight:1px;\n}\n<\/style>\n<div  class='hr av-av_hr-73ee5607e2d422c429c39f728b894fae hr-invisible  avia-builder-el-25  el_after_av_slideshow  el_before_av_one_full  '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_one_full-b18ec1635791c30194c2fc90ea77ba9c\">\n.flex_column.av-av_one_full-b18ec1635791c30194c2fc90ea77ba9c{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-av_one_full-b18ec1635791c30194c2fc90ea77ba9c av_one_full  avia-builder-el-26  el_after_av_hr  el_before_av_hr  first flex_column_div av-zero-column-padding '   ><p><section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '  style='font-size:24px; '  itemprop=\"text\" ><p><strong>MARTENSITIC STAINLESS STEELS<\/strong><\/p>\n<\/div><\/section><br \/>\n<section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '  style='font-size:14px; '  itemprop=\"text\" ><p><strong>Description<\/strong><\/p>\n<p>Martensitic stainless steels are chromium alloys (from 11 to 18% ) with a relatively high carbon content (from 0.08 to \u00a01.20%) and the possible addition of small quantities of other elements, including nickel, manganese, silicon and molybdenum.<\/p>\n<p>The mainly feature of this family is the ability to be hardened by heat treatment and they offer high mechanical strength.<\/p>\n<p>They are commonly known by the American \u00a0designation, i.e. the AISI 4XX series (the most known are AISI 410 and 420 with 0.20% &lt; C &lt; 0.40% and Cr = 13% approx.).<\/p>\n<\/div><\/section><\/p><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_hr-73ee5607e2d422c429c39f728b894fae\">\n#top .hr.hr-invisible.av-av_hr-73ee5607e2d422c429c39f728b894fae{\nmargin-top:-10px;\nheight:1px;\n}\n<\/style>\n<div  class='hr av-av_hr-73ee5607e2d422c429c39f728b894fae hr-invisible  avia-builder-el-29  el_after_av_one_full  el_before_av_one_full  '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c\">\n.flex_column.av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-av_one_full-6126cab7d8fab8d08143dd2dacdf673c av_one_full  avia-builder-el-30  el_after_av_hr  avia-builder-el-last  first flex_column_div av-zero-column-padding '   ><section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '  style='font-size:14px; '  itemprop=\"text\" ><p><strong>Uses<\/strong><\/p>\n<p>Martensitic stainless steels are mainly used in the knives and blades industry, for stainless steel tools, gears and surgical instruments, hand tools, pump shafts, valves and brake discs.<\/p>\n<\/div><\/section><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"parent":6398,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-7413","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>PROPERTIES - Acciai Speciali Terni<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.acciaiterni.it\/en\/market-and-products\/stainless-steel\/properties\/\" 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