{"id":8006,"date":"2026-08-10T09:25:10","date_gmt":"2026-08-10T09:25:10","guid":{"rendered":"https:\/\/www.shandongruiying.com\/?p=8006"},"modified":"2026-08-10T09:26:39","modified_gmt":"2026-08-10T09:26:39","slug":"why-is-it-necessary-to-pay-special-attention-to-the-galvanizing-layer-quality-when-manufacturing-export-guardrails","status":"publish","type":"post","link":"https:\/\/www.shandongruiying.com\/es\/why-is-it-necessary-to-pay-special-attention-to-the-galvanizing-layer-quality-when-manufacturing-export-guardrails\/","title":{"rendered":"\u00bfPor qu\u00e9 es necesario prestar especial atenci\u00f3n a la \u00abcalidad de la capa de galvanizado\u00bb a la hora de fabricar barandillas para la exportaci\u00f3n?"},"content":{"rendered":"<p class=\"wp-block-paragraph\">En los proyectos de adquisici\u00f3n de barreras de seguridad para autopistas en el extranjero, el factor m\u00e1s determinante que afecta a la vida \u00fatil es el <strong>calidad del galvanizado en caliente<\/strong>. Muchas barandillas de bajo coste se oxidan, se descascarillan y presentan manchas blancas al cabo de uno o dos a\u00f1os, lo cual no se debe al grosor del acero, sino a un tratamiento de galvanizado deficiente.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img alt=\"\" fetchpriority=\"high\" decoding=\"async\" width=\"601\" height=\"568\" src=\"https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/08\/pp1.webp\" class=\"wp-image-8008\" srcset=\"https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/08\/pp1.webp 601w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/08\/pp1-300x284.webp 300w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/08\/pp1-13x12.webp 13w\" sizes=\"(max-width: 601px) 100vw, 601px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Las barreras de seguridad destinadas a la exportaci\u00f3n deben soportar largos trayectos de transporte mar\u00edtimo, una elevada exposici\u00f3n a la niebla salina, un clima h\u00famedo, el viento del desierto y grandes diferencias de temperatura. La norma anticorrosi\u00f3n para los proyectos de exportaci\u00f3n es mucho m\u00e1s estricta que la aplicable a las carreteras nacionales ordinarias. El recubrimiento est\u00e1ndar de zinc de 550 g\/m\u00b2 solo es adecuado para zonas secas del interior. En el caso de los proyectos de autopistas costeras e insulares, <strong>Recubrimiento de zinc de alto espesor: 1100 g\/m\u00b2 \u2013 1200 g\/m\u00b2<\/strong>&nbsp;es necesario para garantizar una vida \u00fatil de entre 15 y 20 a\u00f1os sin necesidad de mantenimiento.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Las barandillas galvanizadas est\u00e1ndar para exportaci\u00f3n presentan un recubrimiento de zinc uniforme, sin faltas de recubrimiento ni grumos, y un comportamiento estable en las zonas de flexi\u00f3n y punzonado. Algunas f\u00e1bricas utilizan procesos de galvanizado secundario de baja calidad, que, aunque tienen un aspecto similar a simple vista, se oxidan r\u00e1pidamente durante el transporte mar\u00edtimo y no superan la inspecci\u00f3n del proyecto.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Todas nuestras barandillas para exportaci\u00f3n cumplen con la norma internacional ISO 1461. Ofrecemos <strong>Informes de ensayo de la capa de zinc de SGS, certificados de ensayo de niebla salina e informes de ensayo de f\u00e1brica<\/strong>&nbsp;para la inspecci\u00f3n por lotes, el despacho de aduanas y la aprobaci\u00f3n del proyecto.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img alt=\"\" decoding=\"async\" width=\"667\" height=\"1024\" src=\"https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/08\/pj3-667x1024.webp\" class=\"wp-image-8009\" srcset=\"https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/08\/pj3-667x1024.webp 667w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/08\/pj3-195x300.webp 195w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/08\/pj3-8x12.webp 8w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/08\/pj3-600x921.webp 600w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/08\/pj3.webp 750w\" sizes=\"(max-width: 667px) 100vw, 667px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Para compradores extranjeros: <strong>El espesor del acero determina la resistencia a los impactos; el espesor del recubrimiento de zinc determina la vida \u00fatil de la estructura.<\/strong>&nbsp;Una selecci\u00f3n adecuada del grado de galvanizado reduce considerablemente los costes posteriores al mantenimiento y mejora la tasa de aceptaci\u00f3n del proyecto.<\/p>","protected":false},"excerpt":{"rendered":"<p>In overseas highway guardrail procurement projects, the most critical factor affecting service life is the hot-dip galvanizing quality. Many low-cost guardrails get rusty, peeling and white spots within 1\u20132 years, which is not caused by steel thickness, but by unqualified galvanizing treatment. Export guardrails need to withstand long ocean transportation, high salt spray, humid climate, [&hellip;]<\/p>","protected":false},"author":1,"featured_media":8007,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"Export Guardrail Galvanizing Layer Quality Control | AASHTO EN1317 Hot Dip Zinc Coating","_seopress_titles_desc":"Learn why strict galvanizing layer quality inspection is critical for export highway guardrails. Our HDG zinc coating meets EN1317 & AASHTO standards, anti-rust for long-term global road projects. Custom zinc thickness 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