{"id":86898,"date":"2017-07-28T15:34:54","date_gmt":"2017-07-28T13:34:54","guid":{"rendered":"https:\/\/pauly-stahlhandel.com\/prenwert-rechner"},"modified":"2022-09-24T12:16:57","modified_gmt":"2022-09-24T10:16:57","slug":"pren-value-calculator","status":"publish","type":"page","link":"https:\/\/www.pauly-stahlhandel.de\/en\/pren-value-calculator","title":{"rendered":"PREN value calculator"},"content":{"rendered":"\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_four_fifth-15d750bd1b332b34c6e70b077ebbccdf\">\n.flex_column.av-av_four_fifth-15d750bd1b332b34c6e70b077ebbccdf{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-av_four_fifth-15d750bd1b332b34c6e70b077ebbccdf av_four_fifth  avia-builder-el-0  el_before_av_heading  avia-builder-el-first  first flex_column_div av-zero-column-padding  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-l8fqkk8p-fdadf55b94eeacef64ee1494950c4483\">\n#top .av-special-heading.av-l8fqkk8p-fdadf55b94eeacef64ee1494950c4483{\npadding-bottom:20px;\n}\nbody .av-special-heading.av-l8fqkk8p-fdadf55b94eeacef64ee1494950c4483 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-l8fqkk8p-fdadf55b94eeacef64ee1494950c4483 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-l8fqkk8p-fdadf55b94eeacef64ee1494950c4483 av-special-heading-h1 blockquote modern-quote  avia-builder-el-1  el_before_av_textblock  avia-builder-el-first '><h1 class='av-special-heading-tag '  itemprop=\"headline\"  >PREN value calculator<\/h1><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><br \/>\n<section  class='av_textblock_section av-l8fql713-4be9ae760bb5bc063609a2e11f232216 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p><strong>Pitting Resistance Equivalent Number (PREN)<\/strong><\/p>\n<p><strong>The PREN value<\/strong> is a measure of the corrosion resistance of a stainless steel.<br \/>\nThe detailed test methods are defined in the ASTM G48.<br \/>\n<strong>In general<\/strong>, the higher the PREN value, the more corrosion-resistant the steel is.<\/p>\n<\/div><\/section><\/p><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-l8fqli3w-48bafeb15b61249a73377102647567a3\">\n#top .av-special-heading.av-l8fqli3w-48bafeb15b61249a73377102647567a3{\npadding-bottom:20px;\n}\nbody .av-special-heading.av-l8fqli3w-48bafeb15b61249a73377102647567a3 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-l8fqli3w-48bafeb15b61249a73377102647567a3 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-l8fqli3w-48bafeb15b61249a73377102647567a3 av-special-heading-h2 blockquote modern-quote  avia-builder-el-3  el_after_av_four_fifth  el_before_av_one_full '><h2 class='av-special-heading-tag '  itemprop=\"headline\"  >The PREN value is calculated using the following formulas<\/h2><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-9497bbf8bff73ea4c6992cc17fa9ec36\">\n.flex_column.av-av_one_full-9497bbf8bff73ea4c6992cc17fa9ec36{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-av_one_full-9497bbf8bff73ea4c6992cc17fa9ec36 av_one_full  avia-builder-el-4  el_after_av_heading  el_before_av_three_fourth  first flex_column_div av-zero-column-padding  '     ><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_three_fourth-93d9cd261d0baa6d1685962327ab31db\">\n.flex_column.av-av_three_fourth-93d9cd261d0baa6d1685962327ab31db{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\nbackground-color:#000000;\n}\n<\/style>\n<div  class='flex_column av-av_three_fourth-93d9cd261d0baa6d1685962327ab31db av_three_fourth  avia-builder-el-6  el_after_av_one_full  el_before_av_one_fourth  first flex_column_div av-zero-column-padding  column-top-margin'     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-l8fqll40-011c34fab2701f40c43fd2873c4d2225\">\n#top .av-special-heading.av-l8fqll40-011c34fab2701f40c43fd2873c4d2225{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-l8fqll40-011c34fab2701f40c43fd2873c4d2225 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-l8fqll40-011c34fab2701f40c43fd2873c4d2225 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-l8fqll40-011c34fab2701f40c43fd2873c4d2225 av-special-heading-h2  avia-builder-el-7  el_before_av_textblock  avia-builder-el-first '><h2 class='av-special-heading-tag '  itemprop=\"headline\"  >PREN = 1 x %Cr + 3,3 x %Mo + 16 x %N<\/h2><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><br \/>\n<section  class='av_textblock_section av-l8fqls9i-616f516133ea2341b68da03defc34a9a '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p><strong>Steels with PREN values above 32 are considered seawater resistant.<\/strong><\/p>\n<\/div><\/section><br \/>\n<\/p><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_one_fourth-1addc47d17d7e1b90c892f4ce733af82\">\n.flex_column.av-av_one_fourth-1addc47d17d7e1b90c892f4ce733af82{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\nbackground-color:#000000;\n}\n<\/style>\n<div  class='flex_column av-av_one_fourth-1addc47d17d7e1b90c892f4ce733af82 av_one_fourth  avia-builder-el-10  el_after_av_three_fourth  el_before_av_three_fourth  flex_column_div av-zero-column-padding  column-top-margin'     ><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_three_fourth-93d9cd261d0baa6d1685962327ab31db\">\n.flex_column.av-av_three_fourth-93d9cd261d0baa6d1685962327ab31db{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\nbackground-color:#000000;\n}\n<\/style>\n<div  class='flex_column av-av_three_fourth-93d9cd261d0baa6d1685962327ab31db av_three_fourth  avia-builder-el-12  el_after_av_one_fourth  el_before_av_one_fourth  first flex_column_div av-zero-column-padding  column-top-margin'     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_heading-7d6930b487517b8f7db541a35cc19527\">\n#top .av-special-heading.av-av_heading-7d6930b487517b8f7db541a35cc19527{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-av_heading-7d6930b487517b8f7db541a35cc19527 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-av_heading-7d6930b487517b8f7db541a35cc19527 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-av_heading-7d6930b487517b8f7db541a35cc19527 av-special-heading-h2  avia-builder-el-13  el_before_av_textblock  avia-builder-el-first '><h2 class='av-special-heading-tag '  itemprop=\"headline\"  >PREN = 1 x %Cr + 3,3 x ( %Mo + 0,5 x %W ) + 16 x %N<\/h2><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><br \/>\n<section  class='av_textblock_section av-l8fqlzru-dd44a5f0a4a36cd0d557b7f40dac7e87 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Furthermore, in DIN EN ISO 15156 and in the American NACE &#8211; for use in an environment containing hydrogen sulfide in oil and gas production &#8211; a PREN value \u2265 40 is specified for duplex steels. Exception: With a molybdenum content \u2265 1.5%, a PREN value \u2265 30 is permitted.<\/p>\n<p>In these standards, the calculation of the PREN value, taking into account tungsten [W] in the alloy, is defined as follows:<\/p>\n<\/div><\/section><br \/>\n<\/p><\/div><\/p>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_one_fourth-1addc47d17d7e1b90c892f4ce733af82\">\n.flex_column.av-av_one_fourth-1addc47d17d7e1b90c892f4ce733af82{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\nbackground-color:#000000;\n}\n<\/style>\n<div  class='flex_column av-av_one_fourth-1addc47d17d7e1b90c892f4ce733af82 av_one_fourth  avia-builder-el-16  el_after_av_three_fourth  el_before_av_codeblock  flex_column_div av-zero-column-padding  column-top-margin'     ><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-86898","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>PREN-Wert Rechner f\u00fcr Korrosionsbest\u00e4ndigkeit | pauly Stahlhandel<\/title>\n<meta name=\"description\" content=\"Prennwert-Rechner von Pauly! Der PREN-Wert ist ein Ma\u00df f\u00fcr die Korrosionsbest\u00e4ndigkeit eines nichtrostenden Edelstahls. In der ASTM G48 werden die n\u00e4heren Pr\u00fcfverfahren festgelegt.\" \/>\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.pauly-stahlhandel.de\/en\/pren-value-calculator\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.pauly-stahlhandel.de\/en\/pren-value-calculator\",\"url\":\"https:\/\/www.pauly-stahlhandel.de\/en\/pren-value-calculator\",\"name\":\"PREN-Wert Rechner f\u00fcr Korrosionsbest\u00e4ndigkeit | pauly Stahlhandel\",\"isPartOf\":{\"@id\":\"https:\/\/www.pauly-stahlhandel.de\/de\/#website\"},\"datePublished\":\"2017-07-28T13:34:54+00:00\",\"dateModified\":\"2022-09-24T10:16:57+00:00\",\"description\":\"Prennwert-Rechner von Pauly! Der PREN-Wert ist ein Ma\u00df f\u00fcr die Korrosionsbest\u00e4ndigkeit eines nichtrostenden Edelstahls. 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