{"id":3198,"date":"2025-09-21T21:45:02","date_gmt":"2025-09-21T21:45:02","guid":{"rendered":"https:\/\/greenyellow-gerbil-196913.hostingersite.com\/?post_type=product&#038;p=3198"},"modified":"2025-09-21T21:50:50","modified_gmt":"2025-09-21T21:50:50","slug":"hrb400-rebar-25mm-q345b","status":"publish","type":"product","link":"https:\/\/baosteelmaterials.com\/es\/producto\/hrb400-rebar-25mm-q345b\/","title":{"rendered":"HRB400 Varilla 25mm Q345B"},"content":{"rendered":"<table>\n<thead>\n<tr>\n<th>Par\u00e1metro<\/th>\n<th>HRB400 Varilla de 25 mm<\/th>\n<th>Acero Q345B<\/th>\n<th>Unidad<\/th>\n<th>Observaciones<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Calidad del material<\/td>\n<td>HRB400 (barra de refuerzo deformada de alta resistencia)<\/td>\n<td>Q345B (Acero estructural de alta resistencia y baja aleaci\u00f3n)<\/td>\n<td>-<\/td>\n<td>Ambos cumplen las normas nacionales chinas de construcci\u00f3n pesada<\/td>\n<\/tr>\n<tr>\n<td>Composici\u00f3n qu\u00edmica<\/td>\n<td>C \u22640,25%, Si \u22640,80%, Mn \u22641,60%, P \u22640,045%, S \u22640,045%, con trazas de Nb, V, Ti<\/td>\n<td>C \u22640,20%, Si \u22640,50%, Mn 1,00-1,60%, P \u22640,040%, S \u22640,040%, con trazas de Nb, V, Ti<\/td>\n<td>-<\/td>\n<td>Los elementos de aleaci\u00f3n mejoran la resistencia y la tenacidad en ambas calidades.<\/td>\n<\/tr>\n<tr>\n<td>Di\u00e1metro\/Secci\u00f3n<\/td>\n<td>25<\/td>\n<td>N\/A (var\u00eda seg\u00fan la forma: perfiles, placas, barras)<\/td>\n<td>mm<\/td>\n<td>25 mm de di\u00e1metro para refuerzo medio-pesado; Q345B disponible en m\u00faltiples formas<\/td>\n<\/tr>\n<tr>\n<td>Peso por metro<\/td>\n<td>3.85<\/td>\n<td>N\/A (var\u00eda seg\u00fan la secci\u00f3n\/espesor)<\/td>\n<td>kg\/m<\/td>\n<td>Calculado para barras de refuerzo de 25 mm; el peso de Q345B depende de la forma espec\u00edfica<\/td>\n<\/tr>\n<tr>\n<td>Longitud Alcance<\/td>\n<td>6000-12000 (personalizable)<\/td>\n<td>6000-12000 (personalizable)<\/td>\n<td>mm<\/td>\n<td>Longitudes est\u00e1ndar para grandes proyectos de construcci\u00f3n<\/td>\n<\/tr>\n<tr>\n<td>L\u00edmite el\u00e1stico (m\u00ednimo)<\/td>\n<td>\u2265400<\/td>\n<td>\u2265345<\/td>\n<td>MPa<\/td>\n<td>Elevada capacidad de carga para elementos estructurales cr\u00edticos<\/td>\n<\/tr>\n<tr>\n<td>Resistencia a la tracci\u00f3n<\/td>\n<td>540-680<\/td>\n<td>470-630<\/td>\n<td>MPa<\/td>\n<td>Rango t\u00edpico a temperatura ambiente<\/td>\n<\/tr>\n<tr>\n<td>Alargamiento (\u03b45, m\u00ednimo)<\/td>\n<td>\u226516<\/td>\n<td>\u226522<\/td>\n<td>%<\/td>\n<td>Garantiza la ductilidad para la resistencia a cargas s\u00edsmicas y din\u00e1micas<\/td>\n<\/tr>\n<tr>\n<td>Resistencia al impacto<\/td>\n<td>\u226534 (a 20\u00b0C)<\/td>\n<td>\u226534 (a 20\u00b0C)<\/td>\n<td>J<\/td>\n<td>Probetas longitudinales; resistencia a cargas de impacto s\u00fabitas<\/td>\n<\/tr>\n<tr>\n<td>Tratamiento de superficies<\/td>\n<td>Deformado (acanalado) para la adherencia del hormig\u00f3n<\/td>\n<td>Acabado fresado, galvanizado en caliente o con recubrimiento epoxi<\/td>\n<td>-<\/td>\n<td>Las nervaduras HRB400 mejoran la adherencia al hormig\u00f3n; los revestimientos Q345B mejoran la resistencia a la corrosi\u00f3n<\/td>\n<\/tr>\n<tr>\n<td>Norma de fabricaci\u00f3n<\/td>\n<td>GB 1499.2-2018<\/td>\n<td>GB\/T 1591-2018<\/td>\n<td>-<\/td>\n<td>Cumplimiento de la normativa china sobre acero estructural<\/td>\n<\/tr>\n<tr>\n<td>Aplicaciones t\u00edpicas<\/td>\n<td>Hormig\u00f3n armado medio-pesado (pilares, vigas, puentes, cimentaciones industriales)<\/td>\n<td>Componentes estructurales pesados\/medios (vigas, bastidores, soportes de maquinaria pesada)<\/td>\n<td>-<\/td>\n<td>Uso coordinado en proyectos comerciales, industriales y de infraestructuras<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<div class=\"auto-hide-last-sibling-br paragraph-JOTKXA paragraph-element br-paragraph-space\">La barra corrugada HRB400 de 25 mm, combinada con el acero de alta resistencia Q345B, constituye una soluci\u00f3n robusta y vers\u00e1til para proyectos de construcci\u00f3n medianos y pesados. Esta barra corrugada deformada de 25 mm de di\u00e1metro proporciona un refuerzo excepcional para estructuras de hormig\u00f3n, mientras que el Q345B -un acero de baja aleaci\u00f3n de primera calidad- lo complementa en componentes estructurales cr\u00edticos, creando un sistema equilibrado que destaca por su resistencia, durabilidad y adaptabilidad.<\/div>","protected":false},"featured_media":2777,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"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":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","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":""}}},"product_brand":[],"product_cat":[32],"product_tag":[],"class_list":["post-3198","product","type-product","status-publish","has-post-thumbnail","product_cat-rebar","desktop-align-left","tablet-align-left","mobile-align-left","first","instock","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/baosteelmaterials.com\/es\/wp-json\/wp\/v2\/product\/3198","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/baosteelmaterials.com\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/baosteelmaterials.com\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/baosteelmaterials.com\/es\/wp-json\/wp\/v2\/comments?post=3198"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/baosteelmaterials.com\/es\/wp-json\/wp\/v2\/media\/2777"}],"wp:attachment":[{"href":"https:\/\/baosteelmaterials.com\/es\/wp-json\/wp\/v2\/media?parent=3198"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/baosteelmaterials.com\/es\/wp-json\/wp\/v2\/product_brand?post=3198"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/baosteelmaterials.com\/es\/wp-json\/wp\/v2\/product_cat?post=3198"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/baosteelmaterials.com\/es\/wp-json\/wp\/v2\/product_tag?post=3198"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}