{"id":9318,"date":"2025-08-02T09:09:04","date_gmt":"2025-08-02T01:09:04","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=9318"},"modified":"2026-01-29T01:20:17","modified_gmt":"2026-01-28T17:20:17","slug":"p20ni-steel","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/pt\/p20ni-steel\/","title":{"rendered":"A\u00e7o para ferramentas P20+Ni | 1,2738"},"content":{"rendered":"<div class=\"wp-block-cover alignfull\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"337\" class=\"wp-block-cover__image-background wp-image-7233 size-large\" alt=\"\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-1024x337.webp\" data-object-fit=\"cover\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-1024x337.webp 1024w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-300x99.webp 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-768x253.webp 768w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-1536x506.webp 1536w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-18x6.webp 18w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3.webp 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim\" style=\"background-color:#4e4b40\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-block-cover-is-layout-constrained\">\n<div class=\"wp-block-uagb-container uagb-block-29fc5c3c alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<div class=\"wp-block-uagb-advanced-heading uagb-block-c196a237\"><h6 class=\"uagb-heading-text\"><a href=\"https:\/\/aobosteel.com\/pt\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\">In\u00edcio<\/mark> <\/a>&gt; <a href=\"https:\/\/aobosteel.com\/pt\/tool-steels\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\">Cat\u00e1logo de A\u00e7os para Ferramentas<\/mark><u> <\/u><\/a>&gt; A\u00e7o para moldes de pl\u00e1stico P20+Ni<\/h6><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-d1ce38c5\"><h5 class=\"uagb-heading-text\"><em>Aobo Steel | Fornecedor global de a\u00e7o para ferramentas na China<\/em><\/h5><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-5b6189ba\"><h2 class=\"uagb-heading-text\">A\u00e7o ferramenta AISI P20+Ni | 1.2311 Melhorado | 1.2738 A\u00e7o pr\u00e9-endurecido para moldes de pl\u00e1stico<\/h2><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-914bcd03\"><h5 class=\"uagb-heading-text\">\u2713100% Garantia de Qualidade Testada por Ultrassom<\/h5><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-84cd4af9\"><h5 class=\"uagb-heading-text\">\u2713SET 1921-82 Classe D\/d Garantida<\/h5><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-20e20150\"><h5 class=\"uagb-heading-text\">\u2713Condi\u00e7\u00e3o de pr\u00e9-endurecimento<\/h5><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-33ee52f8\"><h5 class=\"uagb-heading-text\">\u2713Superf\u00edcie: Escama preta, torneada, acabamento bruto ou polida<\/h5><\/div>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button hs-cta-trigger-button hs-cta-trigger-button-230288465624\"><a class=\"wp-block-button__link wp-element-button\">Consulta r\u00e1pida sobre o material P20+Ni<\/a><\/div>\n<\/div>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"wp-block-paragraph\">O a\u00e7o P20+Ni \u00e9 um a\u00e7o para moldes pl\u00e1sticos com acabamento espelhado, desenvolvido a partir do aprimoramento do a\u00e7o americano P20 com a adi\u00e7\u00e3o de liga de Ni. Este a\u00e7o apresenta alta temperabilidade, excelente polibilidade, desempenho em usinagem por eletroeros\u00e3o (EDM) e propriedades de texturiza\u00e7\u00e3o. Pr\u00e9-endurecido com alta pureza e estrutura uniforme, \u00e9 ideal para moldes pl\u00e1sticos de alta demanda, particularmente aqueles que requerem usinagem por eletroeros\u00e3o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"1-eael-table-of-content\">1. As aplica\u00e7\u00f5es do a\u00e7o P20+Ni<\/h2>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"549\" height=\"549\" data-id=\"4199\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/Plastic-Injection-Molds.avif\" alt=\"Moldes de inje\u00e7\u00e3o de pl\u00e1stico\" class=\"wp-image-4199\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/Plastic-Injection-Molds.avif 549w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/Plastic-Injection-Molds-300x300.avif 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/Plastic-Injection-Molds-150x150.avif 150w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/Plastic-Injection-Molds-12x12.avif 12w\" sizes=\"auto, (max-width: 549px) 100vw, 549px\" \/><figcaption class=\"wp-element-caption\">Moldes de inje\u00e7\u00e3o de pl\u00e1stico<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" data-id=\"4736\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/mirror-finish-plastic-mold-png.avif\" alt=\"molde de pl\u00e1stico com acabamento espelhado\" class=\"wp-image-4736\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/mirror-finish-plastic-mold-png.avif 1024w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/mirror-finish-plastic-mold-300x300.avif 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/mirror-finish-plastic-mold-150x150.avif 150w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/mirror-finish-plastic-mold-768x768.avif 768w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/mirror-finish-plastic-mold-12x12.avif 12w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">molde de pl\u00e1stico com acabamento espelhado<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>Ideal para fabrica\u00e7\u00e3o de moldes pl\u00e1sticos complexos e de alta precis\u00e3o.<\/li>\n\n\n\n<li>Adequado para produ\u00e7\u00e3o de moldes pl\u00e1sticos com acabamento espelhado em larga escala.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"2-eael-table-of-content\">2. Composi\u00e7\u00e3o qu\u00edmica do a\u00e7o P20+Ni<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Carbono (C)<\/td><td>Sil\u00edcio (Si)<\/td><td>Mangan\u00eas (Mn)<\/td><td>F\u00f3sforo (P)<\/td><td>Enxofre (S)<\/td><td>Cromo (Cr)<\/td><td>Molibd\u00eanio (Mo)<\/td><td>N\u00edquel (Ni)<\/td><\/tr><tr><td>0,35 \u2013 0,45<\/td><td>0,20 \u2013 0,40<\/td><td>0,60 \u2013 1,60<\/td><td>\u2264 0.030<\/td><td>\u2264 0.030<\/td><td>1,80 \u2013 2,10<\/td><td>0,15 \u2013 0,25<\/td><td>0,90 \u2013 1,20<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3-eael-table-of-content\">3. Propriedades f\u00edsicas do a\u00e7o P20+Ni<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Propriedade<\/td><td>Valor<\/td><td>Unidade<\/td><\/tr><tr><td>Densidade<\/td><td>7,7 \u2013 7,85<\/td><td>g\/cm\u00b3<\/td><\/tr><tr><td>Dureza (Pr\u00e9-endurecido)<\/td><td>280-320<\/td><td>HB<\/td><\/tr><tr><td>&nbsp;<\/td><td>~28-32<\/td><td>HRC<\/td><\/tr><tr><td>Resist\u00eancia \u00e0 trac\u00e7\u00e3o<\/td><td>850 \u2013 1300<\/td><td>MPa<\/td><\/tr><tr><td>Resist\u00eancia ao escoamento<\/td><td>770 \u2013 1000<\/td><td>MPa<\/td><\/tr><tr><td>Alongamento<\/td><td>13 \u2013 16<\/td><td>%<\/td><\/tr><tr><td>Resist\u00eancia ao Impacto<\/td><td>20 \u2013 42<\/td><td>J\/cm\u00b2<\/td><\/tr><tr><td>M\u00f3dulo de elasticidade<\/td><td>205 \u2013 212 x 10\u00b3<\/td><td>MPa<\/td><\/tr><tr><td>Condutividade t\u00e9rmica<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>* A 20\u00b0C<\/td><td>29 \u2013 35<\/td><td>W\/(m\u00b7K)<\/td><\/tr><tr><td>* A 350\u00b0C<\/td><td>~34<\/td><td>W\/(m\u00b7K)<\/td><\/tr><tr><td>* A 700\u00b0C<\/td><td>~33<\/td><td>W\/(m\u00b7K)<\/td><\/tr><tr><td>Coeficiente de expans\u00e3o t\u00e9rmica<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>* 20-100\u00b0C<\/td><td>11,2 \u2013 12,0 x 10\u207b\u2076<\/td><td>\/K<\/td><\/tr><tr><td>* 20-200\u00b0C<\/td><td>12,8 x 10\u207b\u2076<\/td><td>\/K<\/td><\/tr><tr><td>* 20-300\u00b0C<\/td><td>13,5 x 10\u207b\u2076<\/td><td>\/K<\/td><\/tr><tr><td>Temperaturas cr\u00edticas<\/td><td>&nbsp;<\/td><td>\u00b0C<\/td><\/tr><tr><td>* Ac1<\/td><td>720<\/td><td>\u00b0C<\/td><\/tr><tr><td>* Ac3<\/td><td>800<\/td><td>\u00b0C<\/td><\/tr><tr><td>* EM<\/td><td>290<\/td><td>\u00b0C<\/td><\/tr><tr><td>Macio <a href=\"https:\/\/aobosteel.com\/pt\/knowledge-hub\/what-is-annealing\/\">Recozimento<\/a> Temp.<\/td><td>710-740<\/td><td>\u00b0C<\/td><\/tr><tr><td>Tempor\u00e1rio para al\u00edvio do estresse.<\/td><td>560-600<\/td><td>\u00b0C<\/td><\/tr><tr><td>Temperatura de endurecimento<\/td><td>840-880<\/td><td>\u00b0C<\/td><\/tr><tr><td><a href=\"https:\/\/aobosteel.com\/pt\/knowledge-hub\/what-is-tempering\/\">T\u00eampera<\/a> Temperatura<\/td><td>100-700<\/td><td>\u00b0C<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"5-eael-table-of-content\">4. Equivalentes de P20+Ni DIN 1.2738<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O a\u00e7o 1.2738 \u00e9 um a\u00e7o alem\u00e3o superpr\u00e9-endurecido para moldes pl\u00e1sticos, fornecido em uma condi\u00e7\u00e3o pr\u00e9-endurecida que elimina a necessidade de tratamento t\u00e9rmico adicional e permite a usinagem direta em moldes. Oferece excelente usinabilidade, facilita o corte e o polimento e passa por recozimento para al\u00edvio de tens\u00f5es e tratamento de nitreta\u00e7\u00e3o superficial com altera\u00e7\u00f5es dimensionais e de dureza m\u00ednimas. Particularmente adequado para estruturas de moldes pl\u00e1sticos com espessura superior a 400 mm.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"6-eael-table-of-content\">1.2738 composi\u00e7\u00e3o qu\u00edmica do a\u00e7o<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Carbono (C)<\/td><td>Sil\u00edcio (Si)<\/td><td>Mangan\u00eas (Mn)<\/td><td>F\u00f3sforo (P)<\/td><td>Enxofre (S)<\/td><td>Cromo (Cr)<\/td><td>Molibd\u00eanio (Mo)<\/td><td>N\u00edquel (Ni)<\/td><\/tr><tr><td>0,35 \u2013 0,45<\/td><td>0,20 \u2013 0,40<\/td><td>1,30 \u2013 1,60<\/td><td>\u2264 0.030<\/td><td>\u2264 0.030<\/td><td>1,80 \u2013 2,10<\/td><td>0,15 \u2013 0,25<\/td><td>0,90 \u2013 1,20<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"7-eael-table-of-content\">Propriedades f\u00edsicas do a\u00e7o 1.2738<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Propriedade<\/td><td>Valor<\/td><td>Unidade<\/td><\/tr><tr><td>Densidade<\/td><td>7.85<\/td><td>g\/cm\u00b3<\/td><\/tr><tr><td>Dureza (Pr\u00e9-endurecido)<\/td><td>280-325<\/td><td>HB<\/td><\/tr><tr><td>Resist\u00eancia \u00e0 trac\u00e7\u00e3o<\/td><td>850 \u2013 1100<\/td><td>MPa<\/td><\/tr><tr><td>Resist\u00eancia ao escoamento<\/td><td>770 \u2013 980<\/td><td>MPa<\/td><\/tr><tr><td>Alongamento<\/td><td>13 \u2013 16<\/td><td>%<\/td><\/tr><tr><td>Resist\u00eancia ao Impacto<\/td><td>20 \u2013 42<\/td><td>J\/cm\u00b2<\/td><\/tr><tr><td>M\u00f3dulo de elasticidade<\/td><td>205 x 10\u00b3<\/td><td>N\/mm\u00b2<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"wp-block-group has-ast-global-color-8-background-color has-background is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading has-text-align-center\">Interessado em a\u00e7o para ferramentas P20+Ni de alta qualidade?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Aproveite os mais de 20 anos de experi\u00eancia da Aobo Steel em a\u00e7o ferramenta forjado P20+Ni. Reconhecido por sua excelente capacidade de polimento, tenacidade superior e boa usinabilidade, nosso P20+Ni \u00e9 ideal para aplica\u00e7\u00f5es exigentes em moldes pl\u00e1sticos.<\/p>\n\n\n\n<p class=\"has-text-align-center has-ast-global-color-0-color has-text-color has-link-color wp-elements-657810639283748f6a014177bbf4d3a0 wp-block-paragraph\"><strong>D\u00ea o pr\u00f3ximo passo:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Preencha o formul\u00e1rio abaixo para receber um or\u00e7amento personalizado, especifica\u00e7\u00f5es detalhadas ou para consultar nossos especialistas em a\u00e7o ferramenta hoje mesmo!<\/p>\n\n\n\n<div class=\"wp-block-leadin-hubspot-form-block\">\n\t\t\t\t\t\t<script>\n\t\t\t\t\t\t\twindow.hsFormsOnReady = window.hsFormsOnReady || [];\n\t\t\t\t\t\t\twindow.hsFormsOnReady.push(()=>{\n\t\t\t\t\t\t\t\thbspt.forms.create({\n\t\t\t\t\t\t\t\t\tportalId: 242461771,\n\t\t\t\t\t\t\t\t\tformId: \"1f7a4dcb-eb56-45e5-bd4f-5921cbf714c1\",\n\t\t\t\t\t\t\t\t\ttarget: \"#hbspt-form-1780740975000-6227820952\",\n\t\t\t\t\t\t\t\t\tregion: \"na2\",\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t})});\n\t\t\t\t\t\t<\/script>\n\t\t\t\t\t\t<div class=\"hbspt-form\" id=\"hbspt-form-1780740975000-6227820952\"><\/div><\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>P20+Ni steel is a mirror-finish plastic mold steel developed by enhancing the American P20 steel with the addition of Ni alloy. This steel features high hardenability, excellent polishability, electrical discharge machining (EDM) performance, and texturing properties. Pre-hardened with high purity and uniform structure, it is ideal for high-demand plastic molds, particularly those requiring electrical discharge [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4735,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"content-type":"landing-page","_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-9318","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.7 (Yoast SEO v27.7) - 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