{"id":701,"date":"2025-12-01T11:42:16","date_gmt":"2025-12-01T11:42:16","guid":{"rendered":"https:\/\/yonglihaomachinery.com\/?p=701"},"modified":"2025-12-05T12:30:20","modified_gmt":"2025-12-05T12:30:20","slug":"passivation","status":"publish","type":"post","link":"https:\/\/yonglihaomachinery.com\/es\/passivation\/","title":{"rendered":"Servicios de pasivaci\u00f3n"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"701\" class=\"elementor elementor-701\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1448334 e-flex e-con-boxed e-con e-parent\" data-id=\"1448334\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-4045f07 e-con-full e-flex e-con e-child\" data-id=\"4045f07\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-78eb945 elementor-widget elementor-widget-heading\" data-id=\"78eb945\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Passivation Services<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9e2b194 elementor-widget elementor-widget-text-editor\" data-id=\"9e2b194\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Yonglihao Machinery offers passivation services to enhance corrosion resistance while preserving the metal\u2019s original appearance. This clean, colorless treatment is commonly used for stainless steel parts in hygienic, high-purity, or corrosion-sensitive environments.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-15da95e elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"15da95e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-dot-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119.033 8 8 119.033 8 256s111.033 248 248 248 248-111.033 248-248S392.967 8 256 8zm80 248c0 44.112-35.888 80-80 80s-80-35.888-80-80 35.888-80 80-80 80 35.888 80 80z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Improves corrosion resistance without altering appearance<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-dot-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119.033 8 8 119.033 8 256s111.033 248 248 248 248-111.033 248-248S392.967 8 256 8zm80 248c0 44.112-35.888 80-80 80s-80-35.888-80-80 35.888-80 80-80 80 35.888 80 80z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Removes surface contamination from machining and handling<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-dot-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119.033 8 8 119.033 8 256s111.033 248 248 248 248-111.033 248-248S392.967 8 256 8zm80 248c0 44.112-35.888 80-80 80s-80-35.888-80-80 35.888-80 80-80 80 35.888 80 80z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Clean, non-coated finish with minimal dimensional impact<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e39d44d elementor-align-left elementor-widget elementor-widget-button\" data-id=\"e39d44d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/yonglihaomachinery.com\/es\/24-hours-quick-quote\/\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Get Instant Quote<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0fedaff e-con-full e-flex e-con e-child\" data-id=\"0fedaff\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b43826b elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"b43826b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"500\" height=\"400\" src=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2023\/12\/CNC\u96f6\u4ef6\u949d\u5316.jpg\" class=\"attachment-medium_large size-medium_large wp-image-703\" alt=\"Passivation-Surface finishes\" srcset=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2023\/12\/CNC\u96f6\u4ef6\u949d\u5316.jpg 500w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2023\/12\/CNC\u96f6\u4ef6\u949d\u5316-300x240.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e01e4a7 e-flex e-con-boxed e-con e-parent\" data-id=\"e01e4a7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d3927e9 elementor-widget elementor-widget-breadcrumbs\" data-id=\"d3927e9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"breadcrumbs.default\">\n\t\t\t\t\t<p id=\"breadcrumbs\"><span><span><a href=\"https:\/\/yonglihaomachinery.com\/\">Home<\/a><\/span><\/span><\/p>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-051a1c5 e-flex e-con-boxed e-con e-parent\" data-id=\"051a1c5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-193853a e-con-full e-flex e-con e-child\" data-id=\"193853a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-03c3103 elementor-widget elementor-widget-image\" data-id=\"03c3103\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"768\" height=\"578\" src=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/12\/Passivation-treatment-of-automotive-braking-system-components1.webp\" class=\"attachment-medium_large size-medium_large wp-image-25618\" alt=\"Passivation treatment of automotive braking system components\" srcset=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/12\/Passivation-treatment-of-automotive-braking-system-components1.webp 768w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/12\/Passivation-treatment-of-automotive-braking-system-components1-300x226.webp 300w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-da2fcd8 e-con-full e-flex e-con e-child\" data-id=\"da2fcd8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-36db85d elementor-widget elementor-widget-heading\" data-id=\"36db85d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What Is Passivation?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4ccd734 elementor-widget elementor-widget-text-editor\" data-id=\"4ccd734\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Passivation is a chemical surface treatment that removes free iron and surface contamination. This process helps stainless steel form a stable, protective oxide layer, improving resistance to rust and staining while maintaining its natural look.<\/p><p>It is primarily used on\u00a0stainless steel\u00a0and other corrosion-resistant alloys (subject to review), especially grades with higher chromium content. The final performance depends on the alloy grade, surface condition, and cleanliness required for the application.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e1a4912 e-flex e-con-boxed e-con e-parent\" data-id=\"e1a4912\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a8704c9 elementor-widget elementor-widget-heading\" data-id=\"a8704c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">One-Stop Manufacturing<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-341f02f elementor-widget elementor-widget-text-editor\" data-id=\"341f02f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>We can perform passivation as a downstream step for parts made through:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4fd987a elementor-posts--align-center elementor-grid-3 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-posts--thumbnail-top elementor-card-shadow-yes elementor-posts__hover-gradient elementor-widget elementor-widget-posts\" data-id=\"4fd987a\" data-element_type=\"widget\" data-e-type=\"widget\" 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href=\"https:\/\/yonglihaomachinery.com\/es\/metal-welding-service\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img decoding=\"async\" width=\"768\" height=\"505\" src=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10001-1-1.jpg\" class=\"attachment-medium_large size-medium_large wp-image-10250\" alt=\"Custom Metal Welding Service-Yonglihao Machinery\" srcset=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10001-1-1.jpg 768w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10001-1-1-300x197.jpg 300w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/yonglihaomachinery.com\/es\/metal-welding-service\/\" >\n\t\t\t\tMetal Welding Service\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-10287 page type-page status-publish has-post-thumbnail hentry\" role=\"listitem\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/yonglihaomachinery.com\/es\/metal-bending-services\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"512\" src=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10001-7.jpg\" class=\"attachment-medium_large size-medium_large wp-image-10304\" alt=\"Custom Metal Bending Services-Yonglihao Machinery\" srcset=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10001-7.jpg 768w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10001-7-300x200.jpg 300w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/yonglihaomachinery.com\/es\/metal-bending-services\/\" >\n\t\t\t\tMetal Bending Services\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-27 page type-page status-publish has-post-thumbnail hentry\" role=\"listitem\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/yonglihaomachinery.com\/es\/metal-stamping-services\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"522\" src=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2023\/11\/Metal-Stamping-Services-768x522.jpg\" class=\"attachment-medium_large size-medium_large wp-image-30\" alt=\"Metal Stamping Services-Yonglihao Machinery\" srcset=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2023\/11\/Metal-Stamping-Services-768x522.jpg 768w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2023\/11\/Metal-Stamping-Services-300x204.jpg 300w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2023\/11\/Metal-Stamping-Services.jpg 800w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/yonglihaomachinery.com\/es\/metal-stamping-services\/\" >\n\t\t\t\tMetal Stamping Services\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-833 page type-page status-publish has-post-thumbnail hentry\" role=\"listitem\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/yonglihaomachinery.com\/es\/cnc-machining\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"578\" src=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/11\/CNC-Machining-parts1.webp\" class=\"attachment-medium_large size-medium_large wp-image-24493\" alt=\"CNC Machining parts\" srcset=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/11\/CNC-Machining-parts1.webp 768w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/11\/CNC-Machining-parts1-300x226.webp 300w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/11\/CNC-Machining-parts1-16x12.webp 16w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/yonglihaomachinery.com\/es\/cnc-machining\/\" >\n\t\t\t\tCNC Machining Service\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-10175 page type-page status-publish has-post-thumbnail hentry\" role=\"listitem\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/yonglihaomachinery.com\/es\/laser-cutting-service\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"512\" src=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10002-3.jpg\" class=\"attachment-medium_large size-medium_large wp-image-10182\" alt=\"Custom Online Laser Cutting Service-Yonglihao Machinery\" srcset=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10002-3.jpg 768w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10002-3-300x200.jpg 300w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/yonglihaomachinery.com\/es\/laser-cutting-service\/\" >\n\t\t\t\tLaser Cutting Service\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-10318 page type-page status-publish has-post-thumbnail hentry\" role=\"listitem\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/yonglihaomachinery.com\/es\/investment-casting-services\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"512\" src=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10001-8.jpg\" class=\"attachment-medium_large size-medium_large wp-image-10346\" alt=\"Custom Investment Casting Services\" srcset=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10001-8.jpg 768w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10001-8-300x200.jpg 300w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/yonglihaomachinery.com\/es\/investment-casting-services\/\" >\n\t\t\t\tInvestment Casting Services\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-10002 page type-page status-publish has-post-thumbnail hentry\" role=\"listitem\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/yonglihaomachinery.com\/es\/die-casting-services\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"512\" src=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10006.jpg\" class=\"attachment-medium_large size-medium_large wp-image-10035\" alt=\"Die Casting Services-Yonglihao Machinery\" srcset=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10006.jpg 768w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10006-300x200.jpg 300w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/yonglihaomachinery.com\/es\/die-casting-services\/\" >\n\t\t\t\tDie Casting Services\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-9938 page type-page status-publish has-post-thumbnail hentry\" role=\"listitem\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/yonglihaomachinery.com\/es\/wire-edm-machining-services\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"512\" src=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10004.jpg\" class=\"attachment-medium_large size-medium_large wp-image-9957\" alt=\"Wire EDM Machining Services-Yonglihao Machinery\" srcset=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10004.jpg 768w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2024\/07\/10004-300x200.jpg 300w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/yonglihaomachinery.com\/es\/wire-edm-machining-services\/\" >\n\t\t\t\tWire EDM Machining Services\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-234c0d1 e-flex e-con-boxed e-con e-parent\" data-id=\"234c0d1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5c0f0f3 elementor-widget elementor-widget-heading\" data-id=\"5c0f0f3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Surface Preparation &amp; Final Appearance<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-120886d elementor-widget elementor-widget-text-editor\" data-id=\"120886d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Passivation is a\u00a0colorless\u00a0treatment that does not add a coating. It will not hide scratches, dents, heat tint, or machining marks. The surface appearance before passivation remains largely unchanged after treatment.<\/p><p>For optimal results, parts should be properly cleaned. Welded parts may need additional cleaning to remove heat tint or surface scale, especially when appearance or corrosion performance is critical.<\/p><div class=\"overflow-auto py-1.5\"><table class=\"w-full table-auto border-collapse border border-neutral\"><thead class=\"bg-surface-light-recessed\"><tr class=\"border border-neutral\"><th class=\"border border-neutral p-2 text-left\"><strong class=\"font-semibold\">Surface Preparation<\/strong><\/th><th class=\"border border-neutral p-2 text-left\"><strong class=\"font-semibold\">Applicable Materials<\/strong><\/th><th class=\"border border-neutral p-2 text-left\"><strong class=\"font-semibold\">Color<\/strong><\/th><th class=\"border border-neutral p-2 text-left\"><strong class=\"font-semibold\">Visual Appearance<\/strong><\/th><th class=\"border border-neutral p-2 text-left\"><strong class=\"font-semibold\">Notes<\/strong><\/th><\/tr><\/thead><tbody><tr class=\"border border-neutral\"><td class=\"border border-neutral p-2 text-left\">Cleaned \/ degreased (pre-clean as required)<\/td><td class=\"border border-neutral p-2 text-left\">Stainless steel, corrosion-resistant alloys (by review)<\/td><td class=\"border border-neutral p-2 text-left\">Colorless<\/td><td class=\"border border-neutral p-2 text-left\">Original metal appearance<\/td><td class=\"border border-neutral p-2 text-left\">Does not hide defects; improves corrosion performance<\/td><\/tr><\/tbody><\/table><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a5c932e e-flex e-con-boxed e-con e-parent\" data-id=\"a5c932e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-f31c5f2 e-con-full e-flex e-con e-child\" data-id=\"f31c5f2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-60ffea6 elementor-widget elementor-widget-heading\" data-id=\"60ffea6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">FAQ<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1316990 e-con-full e-flex e-con e-child\" data-id=\"1316990\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-be30f79 elementor-widget elementor-widget-text-editor\" data-id=\"be30f79\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3 class=\"font-semibold pdf-heading-class-replace pb-xxs text-lg leading-[30px] [&amp;:not(:first-child)]:pt-[15px] [&amp;_.underline]:underline-offset-[6px] [&amp;_a]:underline-offset-[6px]\"><strong class=\"font-semibold\">What materials does passivation work on?<\/strong><\/h3><p class=\"text-sm\">Primarily stainless steel. Other corrosion-resistant alloys are reviewed by grade.<\/p><h3 class=\"font-semibold pdf-heading-class-replace pb-xxs text-lg leading-[30px] [&amp;:not(:first-child)]:pt-[15px] [&amp;_.underline]:underline-offset-[6px] [&amp;_a]:underline-offset-[6px]\"><strong class=\"font-semibold\">Does passivation change the part\u2019s color or finish?<\/strong><\/h3><p class=\"text-sm\">No. It is colorless and preserves the original appearance.<\/p><h3 class=\"font-semibold pdf-heading-class-replace pb-xxs text-lg leading-[30px] [&amp;:not(:first-child)]:pt-[15px] [&amp;_.underline]:underline-offset-[6px] [&amp;_a]:underline-offset-[6px]\"><strong class=\"font-semibold\">Does passivation add thickness?<\/strong><\/h3><p class=\"text-sm\">No. It is a chemical treatment, not a coating or plating.<\/p><h3 class=\"font-semibold pdf-heading-class-replace pb-xxs text-lg leading-[30px] [&amp;:not(:first-child)]:pt-[15px] [&amp;_.underline]:underline-offset-[6px] [&amp;_a]:underline-offset-[6px]\"><strong class=\"font-semibold\">Will machining marks or scratches be removed?<\/strong><\/h3><p class=\"text-sm\">No. Passivation does not polish or hide surface defects.<\/p><h3 class=\"font-semibold pdf-heading-class-replace pb-xxs text-lg leading-[30px] [&amp;:not(:first-child)]:pt-[15px] [&amp;_.underline]:underline-offset-[6px] [&amp;_a]:underline-offset-[6px]\"><strong class=\"font-semibold\">Is passivation necessary after machining stainless steel?<\/strong><\/h3><p class=\"text-sm\">Yes, especially when corrosion resistance, cleanliness, or stain resistance is important.<\/p><h3 class=\"font-semibold pdf-heading-class-replace pb-xxs text-lg leading-[30px] [&amp;:not(:first-child)]:pt-[15px] [&amp;_.underline]:underline-offset-[6px] [&amp;_a]:underline-offset-[6px]\"><strong class=\"font-semibold\">Can you passivate welded stainless parts?<\/strong><\/h3><p class=\"text-sm\">Yes, but heat tint and scale may require additional cleaning first.<\/p><h3 class=\"font-semibold pdf-heading-class-replace pb-xxs text-lg leading-[30px] [&amp;:not(:first-child)]:pt-[15px] [&amp;_.underline]:underline-offset-[6px] [&amp;_a]:underline-offset-[6px]\"><strong class=\"font-semibold\">What do you need for a fast quote?<\/strong><\/h3><p class=\"text-sm\">We need the stainless grade, quantity, part size, cleanliness or corrosion requirements, weld condition, and lead time.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-52e9074 e-flex e-con-boxed e-con e-parent\" data-id=\"52e9074\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-67a6b0f elementor-widget elementor-widget-heading\" data-id=\"67a6b0f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Resources<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a9b895 elementor-posts--align-left elementor-grid-3 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-posts--thumbnail-top elementor-card-shadow-yes elementor-posts__hover-gradient elementor-widget elementor-widget-posts\" data-id=\"9a9b895\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;cards_columns&quot;:&quot;3&quot;,&quot;cards_columns_tablet&quot;:&quot;2&quot;,&quot;cards_columns_mobile&quot;:&quot;1&quot;,&quot;cards_row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:35,&quot;sizes&quot;:[]},&quot;cards_row_gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;cards_row_gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"posts.cards\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-posts-container elementor-posts elementor-posts--skin-cards elementor-grid\" role=\"list\">\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-12503 post type-post status-publish format-standard has-post-thumbnail hentry category-industry-news\" role=\"listitem\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/yonglihaomachinery.com\/es\/brass-vs-bronze-vs-copper\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"428\" src=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/12\/Copper-vs-Brass-vs-Bronze-for-Custom-Parts.webp\" class=\"attachment-medium_large size-medium_large wp-image-26063\" alt=\"Copper bus bar, brass turned fitting, and bronze bushing on a CNC workbench\" srcset=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/12\/Copper-vs-Brass-vs-Bronze-for-Custom-Parts.webp 768w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/12\/Copper-vs-Brass-vs-Bronze-for-Custom-Parts-300x167.webp 300w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/12\/Copper-vs-Brass-vs-Bronze-for-Custom-Parts-18x10.webp 18w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/yonglihaomachinery.com\/es\/brass-vs-bronze-vs-copper\/\" >\n\t\t\t\tBrass vs Bronze vs Copper: Key Differences\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-post__meta-data\">\n\t\t\t\t\t<span class=\"elementor-post-date\">\n\t\t\t2025-12-20\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-23413 post type-post status-publish format-standard has-post-thumbnail hentry category-cnc-machining-news category-die-casting-news\" role=\"listitem\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/yonglihaomachinery.com\/es\/casting-vs-machining-which-one-to-choose\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"578\" src=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/11\/Casting-vs-Machinin2.webp\" class=\"attachment-medium_large size-medium_large wp-image-24982\" alt=\"Casting vs Machining\" srcset=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/11\/Casting-vs-Machinin2.webp 768w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/11\/Casting-vs-Machinin2-300x226.webp 300w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/yonglihaomachinery.com\/es\/casting-vs-machining-which-one-to-choose\/\" >\n\t\t\t\tMetal Casting vs CNC Machining Guide\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-post__meta-data\">\n\t\t\t\t\t<span class=\"elementor-post-date\">\n\t\t\t2025-12-19\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-26039 post type-post status-publish format-standard has-post-thumbnail hentry category-laser-cutting-news\" role=\"listitem\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/yonglihaomachinery.com\/es\/paper-laser-cutting\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"578\" src=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/12\/Laser-Cut-Paper.webp\" class=\"attachment-medium_large size-medium_large wp-image-26043\" alt=\"Laser Cut Paper\" srcset=\"https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/12\/Laser-Cut-Paper.webp 768w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/12\/Laser-Cut-Paper-300x226.webp 300w, https:\/\/yonglihaomachinery.com\/wp-content\/uploads\/2025\/12\/Laser-Cut-Paper-16x12.webp 16w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/yonglihaomachinery.com\/es\/paper-laser-cutting\/\" >\n\t\t\t\tHow to Laser Cut Paper Cleanly?\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-post__meta-data\">\n\t\t\t\t\t<span class=\"elementor-post-date\">\n\t\t\t2025-12-18\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Servicios de Pasivaci\u00f3n Yonglihao Machinery ofrece servicios de pasivaci\u00f3n para mejorar la resistencia a la corrosi\u00f3n, preservando al mismo tiempo la apariencia original del metal. Este producto limpio e incoloro...<\/p>","protected":false},"author":1,"featured_media":703,"comment_status":"open","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"full-width-container","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":"var(--ast-global-color-4)","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":""},"categories":[14],"tags":[],"class_list":["post-701","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-surface-finishing-service"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Passivation Services - Yonglihao Machinery<\/title>\n<meta name=\"description\" content=\"Learn how the process of Passivation works to protect metals from corrosion. Get the most out of your metals with Passivation.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/yonglihaomachinery.com\/es\/passivation\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Passivation Services - Yonglihao Machinery\" \/>\n<meta property=\"og:description\" content=\"Learn how the process of Passivation works to protect metals from corrosion. 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