{"id":11181,"date":"2021-12-31T06:46:10","date_gmt":"2021-12-31T06:46:10","guid":{"rendered":"https:\/\/zecovalve.com\/zeco-valve-latest-company-news-about-ss316-needle-valve-body-astm-351-gr-cf8m-quality-valve-supplier.html"},"modified":"2022-12-29T08:55:07","modified_gmt":"2022-12-29T08:55:07","slug":"zeco-valve-latest-company-news-about-ss316-needle-valve-body-astm-351-gr-cf8m-quality-valve-supplier","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/pt\/zeco-valve-latest-company-news-about-ss316-needle-valve-body-astm-351-gr-cf8m-quality-valve-supplier.html","title":{"rendered":"Material ASTM A 351 | Fornecedor de v\u00e1lvula de a\u00e7o inoxid\u00e1vel de qualidade"},"content":{"rendered":"<h2 class=\"wp-block-heading\">O que \u00e9 o padr\u00e3o ASTM A 351?<\/h2>\n\n\n\n<p>A especifica\u00e7\u00e3o ASTM A351 cobre pe\u00e7as fundidas de a\u00e7o austen\u00edtico para v\u00e1lvulas, flanges, conex\u00f5es e outras pe\u00e7as que contenham press\u00e3o.<\/p>\n\n\n\n<p>Os graus mais comuns s\u00e3o ASTM A351 CF3, CF8 (SS304) e CF8M (SS316).<\/p>\n\n\n\n<p>O a\u00e7o deve ser produzido pelo processo de forno el\u00e9trico com ou sem refino separado, como descarboneta\u00e7\u00e3o com arg\u00f4nio-oxig\u00eanio.<\/p>\n\n\n\n<p>Qualquer pe\u00e7a fundida ASTM A351 dever\u00e1 receber tratamento t\u00e9rmico seguido de t\u00eampera em \u00e1gua ou resfriamento r\u00e1pido. O a\u00e7o deve estar em conformidade com os requisitos qu\u00edmicos e mec\u00e2nicos estabelecidos pela especifica\u00e7\u00e3o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ASTM A351 <a href=\"https:\/\/zecovalve.com\/pt\/produto\/stainless-steel-ball-valve\/\">V\u00e1lvulas de a\u00e7o inoxid\u00e1vel<\/a>, Composi\u00e7\u00e3o qu\u00edmica<\/h2>\n\n\n\n<figure id=\"tablepress-10\" class=\"wp-block-table is-style-stripes\"><table><tbody><tr><td>GRAU ASTM A351<\/td><td>ONU<\/td><td>C<\/td><td>Mn<\/td><td>Si<\/td><td>S<\/td><td>P<\/td><td>Cr<\/td><td>N\u00e3o<\/td><td>Mo<\/td><td>N.\u00ba<\/td><td>V<\/td><td>N<\/td><td>Cu<\/td><\/tr><tr><td>CF3+CF3A<\/td><td>J9270<\/td><td>0.03<\/td><td>1.5<\/td><td>2<\/td><td>0.04<\/td><td>0.04<\/td><td>17.0-21.0<\/td><td>8.0-11.0<\/td><td>0.5<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>CF8+CF8A<\/td><td>J9260<\/td><td>0.08<\/td><td>1.5<\/td><td>2<\/td><td>0.04<\/td><td>0.04<\/td><td>18.0-21.0<\/td><td>8.0-11.0<\/td><td>0.5<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>CF3M+CF3MA<\/td><td>J9280<\/td><td>0.03<\/td><td>1.5<\/td><td>1.5<\/td><td>0.04<\/td><td>0.04<\/td><td>17.0-21.0<\/td><td>9.0-13.0<\/td><td>2.0-3.0<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>CF8M<\/td><td>J9290<\/td><td>0.08<\/td><td>1.5<\/td><td>1.5<\/td><td>0.04<\/td><td>0.04<\/td><td>18.0-21.0<\/td><td>9.0-12.0<\/td><td>2.0-3.0<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>CF3MN<\/td><td>J92804<\/td><td>0.03<\/td><td>1.5<\/td><td>1.5<\/td><td>0.04<\/td><td>0.04<\/td><td>17.0-21.0<\/td><td>9.0-13.0<\/td><td>2.0-3.0<\/td><td><\/td><td><\/td><td>0.10-.20<\/td><td><\/td><\/tr><tr><td>CF8C<\/td><td>J92710<\/td><td>0.08<\/td><td>1.5<\/td><td>2<\/td><td>0.04<\/td><td>0.04<\/td><td>18.0-21.0<\/td><td>9.0-12.0<\/td><td>0.5<\/td><td>-1<\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>CF10<\/td><td>J92950<\/td><td>0.04-0.10<\/td><td>1.5<\/td><td>2<\/td><td>0.04<\/td><td>0.04<\/td><td>18.0-21.0<\/td><td>8.0-11.0<\/td><td>0.5<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>CF10M<\/td><td>J92901<\/td><td>0.04-0.10<\/td><td>1.5<\/td><td>1.5<\/td><td>0.04<\/td><td>0.04<\/td><td>18.0-21.0<\/td><td>9.0-12.0<\/td><td>2.0-3.0<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>CH8<\/td><td>J9340<\/td><td>0.08<\/td><td>1.5<\/td><td>1.5<\/td><td>0.04<\/td><td>0.04<\/td><td>22.0-26.0<\/td><td>12.-15.0<\/td><td>0.5<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>CH10<\/td><td>J93401<\/td><td>0.04-0.10<\/td><td>1.5<\/td><td>2<\/td><td>0.04<\/td><td>0.04<\/td><td>22.0-26.0<\/td><td>12.-15.0<\/td><td>0.5<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>CH20<\/td><td>J93402<\/td><td>0.04-0.20<\/td><td>1.5<\/td><td>2<\/td><td>0.04<\/td><td>0.04<\/td><td>22.0-26.0<\/td><td>12.0-15.0<\/td><td>0.5<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>CK20<\/td><td>J94202<\/td><td>0.04-0.20<\/td><td>1.5<\/td><td>1.75<\/td><td>0.04<\/td><td>0.04<\/td><td>23.0-27.0<\/td><td>19.0-22.0<\/td><td>0.5<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>HK30<\/td><td>J94203<\/td><td>0.25-0.35<\/td><td>1.5<\/td><td>1.75<\/td><td>0.04<\/td><td>0.04<\/td><td>23.0-27.0<\/td><td>19.0-22.0<\/td><td>0.5<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>HK40<\/td><td>J94204<\/td><td>0.35-0.45<\/td><td>1.5<\/td><td>1.75<\/td><td>0.04<\/td><td>0.04<\/td><td>23.0-27.0<\/td><td>19.0-22.0<\/td><td>0.5<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>HT30<\/td><td>N08030<\/td><td>0.25-0.35<\/td><td>2<\/td><td>2.5<\/td><td>0.04<\/td><td>0.04<\/td><td>13.0-17.0<\/td><td>33.0-37.0<\/td><td>0.5<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>CF10MC<\/td><td><\/td><td>0.1<\/td><td>1.5<\/td><td>1.5<\/td><td>0.04<\/td><td>0.04<\/td><td>15.0-18.0<\/td><td>13.0-16.0<\/td><td>1.7-2.25<\/td><td>-2<\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>CN7M<\/td><td>N0807<\/td><td>0.07<\/td><td>1.5<\/td><td>1.5<\/td><td>0.04<\/td><td>0.04<\/td><td>19.0-22.0<\/td><td>27.5-30.5<\/td><td>2.0-3.0<\/td><td><\/td><td><\/td><td><\/td><td>3.0-4.0<\/td><\/tr><tr><td>CN3MN<\/td><td>J94651<\/td><td>0.03<\/td><td>2<\/td><td>1<\/td><td>0.01<\/td><td>0.04<\/td><td>20.0-22.0<\/td><td>23.5-25.5<\/td><td>6.0-.0<\/td><td><\/td><td><\/td><td>0.18-.26<\/td><td>0.75<\/td><\/tr><tr><td>CE8MN<\/td><td><\/td><td>0.08<\/td><td>1<\/td><td>1.5<\/td><td>0.04<\/td><td>0.04<\/td><td>22.5-25.5<\/td><td>8.0-11.0<\/td><td>3.0-.5<\/td><td><\/td><td><\/td><td>0.10-.30<\/td><td><\/td><\/tr><tr><td>CG-6MMN<\/td><td>J93790<\/td><td>0.06<\/td><td>4.0-6.0<\/td><td>1<\/td><td>0.03<\/td><td>0.04<\/td><td>20.5-23.5<\/td><td>11.5-13.5<\/td><td>1.50-3.0<\/td><td>0.10-.30<\/td><td>0.10-.30<\/td><td>0.20-.40<\/td><td><\/td><\/tr><tr><td>CG8M<\/td><td>J9300<\/td><td>0.08<\/td><td>1.5<\/td><td>1.5<\/td><td>0.04<\/td><td>0.04<\/td><td>18.0-21.0<\/td><td>9.0-13.0<\/td><td>3.0-4.0<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>CF10SMnN<\/td><td>J92972<\/td><td>0.1<\/td><td>7.0-9.0<\/td><td>3.50-.50<\/td><td>0.03<\/td><td>0.06<\/td><td>16.0-18.0<\/td><td>8.0-9.0<\/td><td><\/td><td><\/td><td><\/td><td>0.08-.18<\/td><td><\/td><\/tr><tr><td>CT15C<\/td><td>N08151<\/td><td>0.05-0.15<\/td><td>0.15-.50<\/td><td>0.50-.50<\/td><td>0.03<\/td><td>0.03<\/td><td>19.0-21.0<\/td><td>31.0-.0<\/td><td><\/td><td>0.50-.50<\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>CK-3MCuN<\/td><td>J93254<\/td><td>0.025<\/td><td>1.2<\/td><td>1<\/td><td>0.01<\/td><td>0.045<\/td><td>19.5-20.5<\/td><td>17.5-19.5<\/td><td>6.0-7.0<\/td><td><\/td><td><\/td><td>0.18-.24<\/td><td>0.50-1.0<\/td><\/tr><tr><td>CE20N<\/td><td>J92802<\/td><td>0.2<\/td><td>1.5<\/td><td>1.5<\/td><td>0.04<\/td><td>0.04<\/td><td>23.0-26.0<\/td><td>8.0-.0<\/td><td>0.5<\/td><td><\/td><td><\/td><td>0.08-.20<\/td><td><\/td><\/tr><tr><td>CG3M<\/td><td>J92999<\/td><td>0.03<\/td><td>1.5<\/td><td>1.5<\/td><td>0.04<\/td><td>0.04<\/td><td>18.0-21.0<\/td><td>9.0-.0<\/td><td>3.0-4.0<\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Notas:<br>O grau CF8C dever\u00e1 ter um teor de ni\u00f3bio 8 vezes superior ao carbono, mas n\u00e3o superior a 1.00%.<br>O grau CF10MC dever\u00e1 ter um teor de ni\u00f3bio 10 vezes superior ao carbono, mas n\u00e3o superior a 1.20%.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Fundi\u00e7\u00e3o de a\u00e7o inoxid\u00e1vel ASTM A351 CF8 vs CF8M<\/h2>\n\n\n\n<p>ASTM A351 CF8 e CF8M s\u00e3o os tipos de a\u00e7o inoxid\u00e1vel fundido comuns em todas as fundi\u00e7\u00f5es de a\u00e7o inoxid\u00e1vel. Eles s\u00e3o semelhantes, mas n\u00e3o completamente iguais. Especializada no processo de microfus\u00e3o de a\u00e7o inoxid\u00e1vel.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">ASTM A351 CF8 de a\u00e7o inoxid\u00e1vel<\/h3>\n\n\n\n<p>ASTM A351 CF8 \u00e9 a liga fundida equivalente ao a\u00e7o inoxid\u00e1vel AISI 304, que pertence ao a\u00e7o inoxid\u00e1vel austen\u00edtico que apresenta boa resist\u00eancia e ductilidade. Como a composi\u00e7\u00e3o qu\u00edmica do CF8 inclui aproximadamente 18% de cromo e 8% de n\u00edquel em peso, ele tamb\u00e9m \u00e9 conhecido como a\u00e7o inoxid\u00e1vel 18\/8.<\/p>\n\n\n\n<p>Por sua boa resist\u00eancia \u00e0 cavita\u00e7\u00e3o, o CF8 \u00e9 usado principalmente para fundir componentes de a\u00e7o inoxid\u00e1vel, como impulsores de bombas, algumas pe\u00e7as importantes para aplica\u00e7\u00f5es de tratamento de \u00e1gua. Tamb\u00e9m fornece forte resist\u00eancia \u00e0 oxida\u00e7\u00e3o e resist\u00eancia \u00e0 corros\u00e3o, especialmente em alguns meios especiais, como hidrocarbonetos, oxig\u00eanio l\u00edquido, l\u00edquidos org\u00e2nicos, \u00e1cido n\u00edtrico, carbonato de s\u00f3dio, etc., por isso tamb\u00e9m \u00e9 uma liga fundida ideal para produzir algumas pe\u00e7as, como acess\u00f3rios de v\u00e1lvulas de a\u00e7o inoxid\u00e1vel. , flanges de a\u00e7o inoxid\u00e1vel, agitadores e h\u00e9lices de mistura de a\u00e7o inoxid\u00e1vel, bicos de pulveriza\u00e7\u00e3o de a\u00e7o inoxid\u00e1vel, etc.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">ASTM A351 CF8M de a\u00e7o inoxid\u00e1vel<\/h3>\n\n\n\n<p>ASTM A351 CF8M \u00e9 uma liga de a\u00e7o inoxid\u00e1vel austen\u00edtico atualizada de CF8, que cont\u00e9m um elemento de molibd\u00eanio. A liga de a\u00e7o inoxid\u00e1vel fundido equivalente \u00e9 o a\u00e7o inoxid\u00e1vel AISI 316. Comparado ao a\u00e7o inoxid\u00e1vel CF8, a presen\u00e7a de molibd\u00eanio no CF8M aumenta a resist\u00eancia \u00e0 corros\u00e3o e a resist\u00eancia \u00e0 corros\u00e3o por cloretos.<\/p>\n\n\n\n<p>O a\u00e7o inoxid\u00e1vel CF8M \u00e9 a liga adequada para fundir pe\u00e7as de a\u00e7o inoxid\u00e1vel que requerem excelente resist\u00eancia \u00e0 corros\u00e3o que o CF8 n\u00e3o pode fornecer. Ele pode ser usado para produzir pe\u00e7as, incluindo componentes de v\u00e1lvulas de a\u00e7o inoxid\u00e1vel, ferragens para barcos mar\u00edtimos, outras pe\u00e7as que contenham press\u00e3o, pe\u00e7as de m\u00e1quinas aliment\u00edcias, etc.<\/p>\n\n\n\n<!-- Andy:h-related-tags -->\n<h2 id=\"h-related-tags\">Etiquetas relacionadas :<\/h2>\n<!-- \/Andy:h-related-tags -->\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/\">V\u00e1lvula ZECO<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/advantages-and-disadvantages-of-globe-valves.html\/\">O que \u00e9 uma v\u00e1lvula de globo?<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/produto\/manual-gate-valve\/\">V\u00e1lvula de gaveta de acionamento manual Fabricante<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/china-gate-valves-suppliersnon-rising-stem-gate-valvesks-gate-valves.html\/\">O que \u00e9 uma v\u00e1lvula de gaveta?<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/the-difference-between-globe-valve-and-ball-valve.html\/\">V\u00e1lvula de Globo vs V\u00e1lvula de Esfera<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/what-is-the-difference-between-floating-ball-valve-and-trunnion-mounted-ball-valve.html\/\">Diferen\u00e7a entre v\u00e1lvula esf\u00e9rica flutuante e v\u00e1lvula esf\u00e9rica munh\u00e3o<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/categoria-do-produto\/globe-valve\/\">Fabricante de v\u00e1lvula globo - 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V\u00e1lvula macho s\u00e9rie H | Fornecedor de v\u00e1lvula de qualidade<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/zeco-valve-latest-company-news-about-high-pressure-needle-valve-ss-316-1-2-npt-mxf-steel-needle-valve-quality-valve-supplier.html\/\">Zeco Valve \u00faltimas not\u00edcias da empresa sobre V\u00e1lvula Agulha de Alta Press\u00e3o V\u00e1lvula Agulha de A\u00e7o SS 316 1\/2\u2033 NPT (MXF) | Fornecedor de v\u00e1lvula de qualidade<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/zeco-valve-latest-company-news-about-ss316304-1-1500-air-relief-valve-quality-valve-supplier.html\/\">Zeco Valve \u00faltimas not\u00edcias da empresa sobre SS316304 1 \u2033 1500# V\u00e1lvula de al\u00edvio de ar | Fornecedor de v\u00e1lvulas de qualidade<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/zeco-valve-latest-company-news-about-pn16-safety-relief-valves-stainless-steel-for-water-air-steam-systems-quality-valve-supplier.html\/\">Zeco Valve \u00faltimas not\u00edcias da empresa sobre V\u00e1lvulas de seguran\u00e7a e al\u00edvio PN16 em a\u00e7o inoxid\u00e1vel para sistemas de \u00e1gua \/ ar \/ vapor | Fornecedor de v\u00e1lvula de qualidade<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/zeco-valve-latest-company-news-about-1-150-mesh-ss316-double-screen-y-type-strainer-for-water-quality-valve-supplier.html\/\">Zeco Valve \u00faltimas not\u00edcias da empresa sobre Filtro tipo Y de tela dupla 1\u201d 150# SS316 para \u00e1gua | Fornecedor de v\u00e1lvulas de qualidade<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/zeco-valve-latest-company-news-about-double-orifice-air-release-valve-ss316-dn-200-pn16-automatic-air-release-valve-quality-valve-supplier.html\/\">Zeco Valve \u00faltimas not\u00edcias da empresa sobre V\u00e1lvula de libera\u00e7\u00e3o de ar de orif\u00edcio duplo, V\u00e1lvula de libera\u00e7\u00e3o de ar autom\u00e1tica SS316 DN 200 PN16 | Fornecedor de v\u00e1lvulas de qualidade<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/zeco-valve-latest-company-news-about-ss304-pneumatic-control-valve-types-1-150-2-way-directional-dn50-dn1200-quality-valve-supplier.html\/\">Zeco Valve \u00faltimas not\u00edcias da empresa sobre V\u00e1lvula de controle pneum\u00e1tico SS304 Tipos 1\u201d 150# 2 vias direcional DN50 DN1200 | Fornecedor de v\u00e1lvulas de qualidade<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>O que \u00e9 o padr\u00e3o ASTM A 351? A especifica\u00e7\u00e3o ASTM A351 cobre pe\u00e7as fundidas de a\u00e7o austen\u00edtico para v\u00e1lvulas, flanges, conex\u00f5es e outras pe\u00e7as que contenham press\u00e3o. \u2026 <a title=\"Material ASTM A 351 | Fornecedor de v\u00e1lvula de a\u00e7o inoxid\u00e1vel de qualidade\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/pt\/zeco-valve-latest-company-news-about-ss316-needle-valve-body-astm-351-gr-cf8m-quality-valve-supplier.html\" aria-label=\"Mais em Material ASTM A 351 | Fornecedor de v\u00e1lvula de a\u00e7o inoxid\u00e1vel de qualidade\">Ler mais<\/a><\/p>","protected":false},"author":2,"featured_media":19545,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","kt_blocks_editor_width":"","footnotes":""},"categories":[1],"tags":[3983],"class_list":["post-11181","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","tag-astm-a-351","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"featured_image_src_large":["https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/3-piece-stainless-steel-ball-valve-1-1024x1024.jpg",1024,1024,true],"author_info":{"display_name":"Jerry","author_link":"https:\/\/zecovalve.com\/pt\/author\/jerry"},"comment_info":0,"category_info":[{"term_id":1,"name":"Uncategorized","slug":"uncategorized","term_group":0,"term_taxonomy_id":1,"taxonomy":"category","description":"","parent":0,"count":452,"filter":"raw","cat_ID":1,"category_count":452,"category_description":"","cat_name":"Uncategorized","category_nicename":"uncategorized","category_parent":0}],"tag_info":[{"term_id":3983,"name":"ASTM A 351","slug":"astm-a-351","term_group":0,"term_taxonomy_id":3983,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"}],"taxonomy_info":{"category":[{"value":1,"label":"Uncategorized"}],"post_tag":[{"value":3983,"label":"ASTM A 351"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>ASTM A 351 Material | Quality Stainless Steel Valve Supplier | ZECO Valve<\/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:\/\/zecovalve.com\/pt\/zeco-valve-latest-company-news-about-ss316-needle-valve-body-astm-351-gr-cf8m-quality-valve-supplier.html\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ASTM A 351 Material | Quality Stainless Steel Valve Supplier | ZECO Valve\" \/>\n<meta property=\"og:description\" content=\"What is ASTM A 351 Standard? 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