{"id":3835,"date":"2025-07-10T05:56:01","date_gmt":"2025-07-10T05:56:01","guid":{"rendered":"https:\/\/uborsteel.com\/?post_type=product&#038;p=3835"},"modified":"2025-07-21T05:55:47","modified_gmt":"2025-07-21T05:55:47","slug":"321-stainless-steel-coil","status":"publish","type":"product","link":"https:\/\/uborsteel.com\/es\/producto\/321-stainless-steel-coil\/","title":{"rendered":"321 stainless steel coil"},"content":{"rendered":"<p>Corrosion resistance<br \/>\nIt performs well in oxidizing media (such as dilute nitric acid and dilute sulfuric acid), and also has good corrosion resistance to seawater and chloride solutions, but has poor corrosion resistance in alkaline media. \u200c<\/p>\n<p>High temperature resistance<br \/>\nIt can maintain stable performance at 427-816\u00b0C (800-1500\u00b0F), and the addition of titanium improves the resistance to intergranular corrosion at high temperatures. \u200c<\/p>\n<p>Creep resistance<br \/>\nOrdinary 321 stainless steel may creep under long-term use at high temperatures, while high-carbon versions (such as 321H) show stronger creep resistance and are suitable for high-temperature environments. \u200c<\/p>\n<p>Mechanical properties<br \/>\n\u200cHardness\u200c: Brinell hardness about 201-217 HB, Rockwell hardness 85-92 HRB<br \/>\n\u200cDensity\u200c: about 7.9 g\/cm\u00b3<br \/>\n\u200cMelting point\u200c: 1375-1400\u00b0C \u200c<\/p>\n<p>Application scenarios<br \/>\nMainly used in industrial fields such as corrosion-resistant pipes, containers, and heat exchangers. Ordinary 321 stainless steel is suitable for medium and low temperature environments, while 321H is used in higher temperature scenarios (such as boilers and steam pipes)<\/p>\n<p>&nbsp;<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"0\">\n<colgroup class=\"\">\n<col width=\"64\" \/>\n<col width=\"251\" \/><\/colgroup>\n<tbody class=\"\">\n<tr class=\"firstRow\" align=\"center\" valign=\"center\" data-rows=\"1\" data-type=\"even\">\n<td data-col=\"1\">Nombre del producto<\/td>\n<td>Bobina\/tira de acero inoxidable<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">Est\u00e1ndar<\/td>\n<td>ASTM,JIS,DIN,GB,AISI,DIN,EN<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">Material<\/td>\n<td>201, 202, 301, 301L, 304, 304L, 316, 316L, 321, 310S, 904L, 410, 420J2, 430, 2205, 2507, 321H, 347, 347H, 403, 405, 409, 420, 430, 631, 904L, 305, 301L, 317, 317L, 309, 309S 310<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">T\u00e9cnica<\/td>\n<td>Estirado en fr\u00edo, Laminado en caliente, Laminado en fr\u00edo y Otros.<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">Anchura<\/td>\n<td>6-12 mm o personalizable<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">Espesor<\/td>\n<td>1-12 mm o personalizable<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">Longitud<\/td>\n<td>1000 - 6000 mm o personalizable<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">Tratamiento de superficies<\/td>\n<td>BA\/2B\/NO.1\/NO.3\/NO.4\/8K\/HL\/2D\/1D<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">Origen<\/td>\n<td>China<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">C\u00f3digo SA<\/td>\n<td>7219131200<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">Plazo de entrega<\/td>\n<td>{Tiempo de entrega}<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">Servicio posventa<\/td>\n<td>24 horas en l\u00ednea<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">Capacidad de producci\u00f3n<\/td>\n<td>{Capacidad de producci\u00f3n}<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">Condiciones de precio<\/td>\n<td>EXW, FOB, CIF, CRF, CNF u otros.<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">Puerto de carga<\/td>\n<td>{Puerto}<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">Plazo de pago<\/td>\n<td>TT, LC,Efectivo, Paypal, DP, DA,Western Union u Otros.<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td rowspan=\"3\" data-col=\"1\">Aplicaci\u00f3n<\/td>\n<td>1. Vajilla, armarios, tuber\u00edas interiores, calentadores de agua, calderas, ba\u00f1eras<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">2.   Piezas de autom\u00f3vil<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">3. Equipamiento m\u00e9dico, materiales de construcci\u00f3n, productos qu\u00edmicos, industria alimentaria, agricultura, componentes navales, etc.<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">Embalaje<\/td>\n<td>Paquete, bolsa de PVC, cintur\u00f3n de nylon, atadura de cables, paquete mar\u00edtimo de exportaci\u00f3n est\u00e1ndar o como petici\u00f3n.<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">Servicio de tramitaci\u00f3n<\/td>\n<td>Doblado, soldadura, desbobinado, punzonado, corte y otros.<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">Tolerancia<\/td>\n<td>\u00b11%<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">MOQ<\/td>\n<td>{MOQ}<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div><\/div>\n<p>&nbsp;<\/p>\n<h2>Composici\u00f3n del acero inoxidable<\/h2>\n<p>El acero es una aleaci\u00f3n de hierro y carbono. Los aceros inoxidables son aceros que contienen al menos 10,5% de cromo, menos de 1,2% de carbono y otros elementos de aleaci\u00f3n. La resistencia a la corrosi\u00f3n del acero inoxidable y<\/p>\n<p>Las propiedades mec\u00e1nicas pueden mejorarse a\u00fan m\u00e1s a\u00f1adiendo otros elementos, como n\u00edquel, molibdeno, titanio, niobio, manganeso, etc.<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody class=\"\">\n<tr class=\"firstRow\" align=\"center\" valign=\"center\" data-rows=\"1\" data-type=\"even\">\n<td data-col=\"1\">Grado<\/td>\n<td>C<\/td>\n<td>Si<\/td>\n<td>Mn<\/td>\n<td>P<\/td>\n<td>S<\/td>\n<td>Cr<\/td>\n<td>Ni<\/td>\n<td>Mo<\/td>\n<td>N<\/td>\n<td>Cu<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">201<\/td>\n<td>\u22640.15<\/td>\n<td>\u22640.75<\/td>\n<td>5.5~7.5<\/td>\n<td>\u22640.060<\/td>\n<td>\u22640.03<\/td>\n<td>16.00~18.00<\/td>\n<td>3.5~5.5<\/td>\n<td>&#8211;<\/td>\n<td>&#8211;<\/td>\n<td>0.08<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">202<\/td>\n<td>\u22640.15<\/td>\n<td>\u22641.00<\/td>\n<td>7.5~10.00<\/td>\n<td>\u22640.060<\/td>\n<td>\u22640.03<\/td>\n<td>17.00~19.00<\/td>\n<td>4.0~6.0<\/td>\n<td>&#8211;<\/td>\n<td>\u22640.25<\/td>\n<td><\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">301<\/td>\n<td>\u22640.15<\/td>\n<td>\u22641.00<\/td>\n<td>\u22642.00<\/td>\n<td>\u22640.045<\/td>\n<td>\u22640.03<\/td>\n<td>16.00~18.00<\/td>\n<td>6.00~8.00<\/td>\n<td>&#8211;<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">302<\/td>\n<td>\u22640.15<\/td>\n<td>\u22641.00<\/td>\n<td>\u22642.00<\/td>\n<td>\u22640.035<\/td>\n<td>\u22640.03<\/td>\n<td>17.00~19.00<\/td>\n<td>8.00~10.00<\/td>\n<td>&#8211;<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">304<\/td>\n<td>\u22640.07<\/td>\n<td>\u22641.00<\/td>\n<td>\u22642.00<\/td>\n<td>\u22640.045<\/td>\n<td>\u22640.03<\/td>\n<td>18.00~20.00<\/td>\n<td>8.00~10.50<\/td>\n<td>&#8211;<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">304L<\/td>\n<td>\u22640.030<\/td>\n<td>\u22641.00<\/td>\n<td>\u22642.00<\/td>\n<td>\u22640.045<\/td>\n<td>\u22640.03<\/td>\n<td>18.00~20.00<\/td>\n<td>9.00~13.00<\/td>\n<td>&#8211;<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">310S<\/td>\n<td>\u22640.08<\/td>\n<td>\u22641.00<\/td>\n<td>\u22642.00<\/td>\n<td>\u22640.045<\/td>\n<td>\u22640.03<\/td>\n<td>24.00~26.00<\/td>\n<td>19.00~22.00<\/td>\n<td>&#8211;<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">316<\/td>\n<td>\u22640.08<\/td>\n<td>\u22641.00<\/td>\n<td>\u22642.00<\/td>\n<td>\u22640.045<\/td>\n<td>\u22640.03<\/td>\n<td>16.00~18.00<\/td>\n<td>10.00~14.00<\/td>\n<td>2.00~3.00<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">316L<\/td>\n<td>\u22640.03<\/td>\n<td>\u22641.00<\/td>\n<td>\u22642.00<\/td>\n<td>\u22640.045<\/td>\n<td>\u22640.03<\/td>\n<td>16.00~18.00<\/td>\n<td>12.00~15.00<\/td>\n<td>2.00~3.00<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">321<\/td>\n<td>\u22640.08<\/td>\n<td>\u22641.00<\/td>\n<td>\u22642.00<\/td>\n<td>\u22640.045<\/td>\n<td>\u22640.03<\/td>\n<td>17.00~19.00<\/td>\n<td>9.00~13.00<\/td>\n<td>&#8211;<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">430<\/td>\n<td>\u22640.12<\/td>\n<td>\u22640.75<\/td>\n<td>\u22641.00<\/td>\n<td>\u22640.040<\/td>\n<td>\u22640.03<\/td>\n<td>16.00~18.00<\/td>\n<td><\/td>\n<td>&#8211;<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">2205<\/td>\n<td>\u22640.03<\/td>\n<td>\u22641.00<\/td>\n<td>\u22642.00<\/td>\n<td>\u22640.030<\/td>\n<td>\u22640.015<\/td>\n<td>22.00~23.00<\/td>\n<td>4.5~6.5<\/td>\n<td>2.5~3.5<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">2507<\/td>\n<td>\u22640.03<\/td>\n<td>\u22640.08<\/td>\n<td>\u22641.20<\/td>\n<td>\u22640.035<\/td>\n<td>\u22640.015<\/td>\n<td>24.00~26.00<\/td>\n<td>6.00~8.00<\/td>\n<td>3.0~5.0<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">904L<\/td>\n<td>\u22640.02<\/td>\n<td>\u22641.00<\/td>\n<td>\u22642.00<\/td>\n<td>\u22640.045<\/td>\n<td>\u22640.035<\/td>\n<td>19.00~23.00<\/td>\n<td>23.00~28.00<\/td>\n<td>4.0~5.0<\/td>\n<td><\/td>\n<td>1.0~2.0<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">INCONEL028<\/td>\n<td>\u22640.03<\/td>\n<td>\u22641.00<\/td>\n<td>\u22642.50<\/td>\n<td>\u22640.030<\/td>\n<td>\u22640.030<\/td>\n<td>\u226428.0<\/td>\n<td>\u226434.0<\/td>\n<td>\u22644.0<\/td>\n<td><\/td>\n<td>\u22641.4<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"even\">\n<td data-col=\"1\">MONEL400<\/td>\n<td>\u22640.30<\/td>\n<td>\u22640.5<\/td>\n<td>\u22642.00<\/td>\n<td>&#8211;<\/td>\n<td>\u22640.024<\/td>\n<td>&#8211;<\/td>\n<td>\u226563.0<\/td>\n<td>&#8211;<\/td>\n<td><\/td>\n<td>\u226434.0<\/td>\n<\/tr>\n<tr align=\"center\" valign=\"center\" data-type=\"odd\">\n<td data-col=\"1\">INCONEL800<\/td>\n<td>\u22640.10<\/td>\n<td>\u22641.00<\/td>\n<td>\u22641.50<\/td>\n<td>&#8211;<\/td>\n<td>\u22640.015<\/td>\n<td>\u226423.0<\/td>\n<td>\u226435<\/td>\n<td>4.0~5.0<\/td>\n<td>&#8211;<\/td>\n<td>\u22640.75<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div><\/div>\n<p>Selecci\u00f3n de superficies<\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" class=\"bujuA\" title=\"Selecci\u00f3n de superficie.jpg\" src=\"https:\/\/img.bjyyb.net\/sites\/93000\/93225\/1733895633725344621254922240.jpg@!w400\" alt=\"Surface Selection.jpg\" data-id=\"15804700\" data-suffix=\"@5h_8w_2e.gif\" data-original=\"https:\/\/img.bjyyb.net\/sites\/93000\/93225\/1733895633725344621254922240.jpg@!w400\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" class=\"bujuA\" title=\"Stainless-steel-coil.jpg\" src=\"https:\/\/img.bjyyb.net\/sites\/89500\/89736\/1726628872694865615619043328.jpg@!w400\" alt=\"Stainless-steel-coil.jpg\" data-id=\"15118863\" data-suffix=\"@5h_8w_2e.gif\" data-original=\"https:\/\/img.bjyyb.net\/sites\/89500\/89736\/1726628872694865615619043328.jpg@!w400\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" class=\"bujuA\" title=\"coil2.jpg\" src=\"https:\/\/img.bjyyb.net\/sites\/89500\/89736\/1726631310694875841743237120.jpg@!w400\" alt=\"coil2.jpg\" data-id=\"15119056\" data-suffix=\"@5h_8w_2e.gif\" data-original=\"https:\/\/img.bjyyb.net\/sites\/89500\/89736\/1726631310694875841743237120.jpg@!w400\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>321 stainless steel plate can maintain stable performance in high temperature environment, and has excellent high temperature stress rupture performance and high temperature creep resistance, making it an ideal material for use in high temperature<\/p>","protected":false},"featured_media":3095,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","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":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","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":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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