{"id":2142,"date":"2026-01-13T01:04:17","date_gmt":"2026-01-13T01:04:17","guid":{"rendered":"https:\/\/huilicoating.com\/?p=2142"},"modified":"2026-02-07T08:31:48","modified_gmt":"2026-02-07T08:31:48","slug":"steel-structure-coating-inspection-checklist-surface-prep-dft-recoat-interval-touch-up","status":"publish","type":"post","link":"https:\/\/huilicoating.com\/ru\/steel-structure-coating-inspection-checklist-surface-prep-dft-recoat-interval-touch-up\/","title":{"rendered":"\u041a\u043e\u043d\u0442\u0440\u043e\u043b\u044c\u043d\u044b\u0439 \u0441\u043f\u0438\u0441\u043e\u043a \u0438\u043d\u0441\u043f\u0435\u043a\u0446\u0438\u0438 \u043f\u043e\u043a\u0440\u044b\u0442\u0438\u044f \u0441\u0442\u0430\u043b\u044c\u043d\u044b\u0445 \u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0439: \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043a\u0430 \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u0438, DFT, \u0438\u043d\u0442\u0435\u0440\u0432\u0430\u043b \u043f\u043e\u0432\u0442\u043e\u0440\u043d\u043e\u0433\u043e \u043f\u043e\u043a\u0440\u044b\u0442\u0438\u044f \u0438 \u043f\u043e\u0434\u043a\u0440\u0430\u0441\u043a\u0430"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"2142\" class=\"elementor elementor-2142\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3df50b34 e-flex e-con-boxed e-con e-parent\" data-id=\"3df50b34\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6e61716 elementor-widget elementor-widget-text-editor\" data-id=\"6e61716\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>A steel structure coating system only performs as designed when surface preparation, application conditions, and inspection records are strictly controlled. For industrial anti-corrosion projects, a clear inspection checklist shortens supplier evaluation, reduces rework risk, and ensures long-term protection. HUILI provides not just coatings, but the technical guidance needed to apply them correctly.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-77190851 elementor-widget elementor-widget-image\" data-id=\"77190851\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"449\" src=\"https:\/\/huilicoating.com\/wp-content\/uploads\/2026\/01\/dft-gauge-measurement-epoxy-pu-system.webp-1024x575.jpg\" class=\"attachment-large size-large wp-image-2088\" alt=\"Dry film thickness measurement for epoxy primer and polyurethane topcoat system\" srcset=\"https:\/\/huilicoating.com\/wp-content\/uploads\/2026\/01\/dft-gauge-measurement-epoxy-pu-system.webp-1024x575.jpg 1024w, https:\/\/huilicoating.com\/wp-content\/uploads\/2026\/01\/dft-gauge-measurement-epoxy-pu-system.webp-300x168.jpg 300w, https:\/\/huilicoating.com\/wp-content\/uploads\/2026\/01\/dft-gauge-measurement-epoxy-pu-system.webp-768x431.jpg 768w, https:\/\/huilicoating.com\/wp-content\/uploads\/2026\/01\/dft-gauge-measurement-epoxy-pu-system.webp-1536x863.jpg 1536w, https:\/\/huilicoating.com\/wp-content\/uploads\/2026\/01\/dft-gauge-measurement-epoxy-pu-system.webp-2048x1150.jpg 2048w, https:\/\/huilicoating.com\/wp-content\/uploads\/2026\/01\/dft-gauge-measurement-epoxy-pu-system.webp-600x337.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" title=\"\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-394b5416 elementor-widget elementor-widget-text-editor\" data-id=\"394b5416\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"1-pre-job-checklist-align-before-you-blast\" class=\"mb-2 mt-4 font-sans font-semimedium text-base first:mt-0 md:text-lg [hr+&amp;]:mt-4\">1) Pre-job checklist (Align before you blast)<\/h2>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Before any blasting or painting starts, alignment between owner, contractor, and coating supplier is critical to avoid disputes later.<\/p>\n<ul class=\"marker:text-quiet list-disc\">\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Scope Check<\/strong>: Confirm if the project is new fabrication (easier control) or maintenance repaint (needs compatibility checks).<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Exposure Confirmation<\/strong>: Is the site indoor, coastal (salt risk), or chemical (industrial fumes)? This defines the system&#8217;s &#8220;pass\/fail&#8221; criteria.<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Documents<\/strong>: Ensure you have the latest TDS (Technical Data Sheet), SDS (Safety Data Sheet), and application guide on site.<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Inspection Plan<\/strong>: Agree on who measures, what tools (DFT gauge type), and frequency of checks (e.g., SSPC-PA2).<\/p>\n<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2ced892a elementor-widget elementor-widget-text-editor\" data-id=\"2ced892a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"2-surface-preparation-inspection-the-1-failure-poi\" class=\"mb-2 mt-4 font-sans font-semimedium text-base first:mt-0 md:text-lg [hr+&amp;]:mt-4\">2) Surface preparation inspection (The #1 failure point)<\/h2>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Most early coating failures, such as peeling or underfilm corrosion, trace back to poor surface preparation. You cannot inspect quality &#8220;into&#8221; the job; the surface must be right before the gun trigger is pulled.<span class=\"inline-flex\" aria-label=\"[PDF] SURFACE PREPARATION AND APPLICATION GUIDE - Tnemec\" data-state=\"closed\">\u200b<\/span><\/p>\n<h2 class=\"mb-2 mt-4 font-sans font-semimedium text-base first:mt-0\">What to inspect<\/h2>\n<ul class=\"marker:text-quiet list-disc\">\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Cleanliness<\/strong>: Check for oil\/grease (black light or water break test), dust (tape test), and visible rust.<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Surface Profile<\/strong>: For new steel, verify the anchor profile (e.g., 50-75 microns) matches the primer&#8217;s requirement.<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Sharp Edges<\/strong>: ensure edges are rounded (radius &gt; 2mm) or stripe-coated, as coatings pull away from sharp corners.<span class=\"inline-flex\" aria-label=\"Detecting &amp; Identifying Defects in Steel During Surface Preparation\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<\/ul>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">\u00a0<\/p>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><a href=\"https:\/\/huilicoating.com\/anti-rust-primer-coatings-series\/\">Go to Anti-Rust &amp; Primer Coatings Series<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1ab61342 elementor-widget elementor-widget-text-editor\" data-id=\"1ab61342\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"3-environmental-conditions-dont-paint-in-the-rain\" class=\"mb-2 mt-4 font-sans font-semimedium text-base first:mt-0 md:text-lg [hr+&amp;]:mt-4\">3) Environmental conditions (Don&#8217;t paint in the rain)<\/h2>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Even the correct paint fails if applied when the steel is wet or too cold.<\/p>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Record these at every shift:<\/strong><\/p>\n<ul class=\"marker:text-quiet list-disc\">\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Ambient temperature<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Relative humidity (usually &lt; 85%)<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Substrate temperature (must be at least 3\u00b0C above dew point to prevent condensation)<span class=\"inline-flex\" aria-label=\"[PDF] Guide to Protective Coatings, Inspection, and Maintenance\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<\/ul>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">If conditions change sharply (e.g., morning dew or midday heat), stop work and re-check.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5b429a7d elementor-widget elementor-widget-text-editor\" data-id=\"5b429a7d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"4-mixing-and-induction-2k-coatings-control\" class=\"mb-2 mt-4 font-sans font-semimedium text-base first:mt-0 md:text-lg [hr+&amp;]:mt-4\">4) Mixing and induction (2K coatings control)<\/h2>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">For two-component (2K) epoxy or polyurethane systems, defects often come from mixing errors.<\/p>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Inspection actions:<\/strong><\/p>\n<ul class=\"marker:text-quiet list-disc\">\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Ratio<\/strong>: Confirm Part A and Part B are mixed in the exact ratio (by volume or weight as per TDS).<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Induction Time<\/strong>: Some epoxies need 15-30 mins &#8220;induction&#8221; after mixing before spraying.<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Pot Life<\/strong>: Discard mixed paint once the pot life is exceeded; do not add thinner to extend it.<\/p>\n<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-793f7e99 elementor-widget elementor-widget-text-editor\" data-id=\"793f7e99\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"5-application-checks-wft--dft-control\" class=\"mb-2 mt-4 font-sans font-semimedium text-base first:mt-0 md:text-lg [hr+&amp;]:mt-4\">5) Application checks: WFT &amp; DFT control<\/h2>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Thickness control is central to corrosion protection. Too thin = early rust; too thick = cracking or solvent entrapment.<span class=\"inline-flex\" aria-label=\"[PDF] MTest\u2013The Coating Inspectors Handbook - MontiPower\" data-state=\"closed\">\u200b<\/span><\/p>\n<h3 class=\"mb-2 mt-4 font-sans font-semimedium text-base first:mt-0\">During application (WFT)<\/h3>\n<ul class=\"marker:text-quiet list-disc\">\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Use a\u00a0<strong>Wet Film Thickness (WFT)<\/strong>\u00a0gauge immediately after spraying. This allows the painter to adjust technique instantly.<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"mb-2 mt-4 font-sans font-semimedium text-base first:mt-0\">After curing (DFT)<\/h3>\n<ul class=\"marker:text-quiet list-disc\">\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Measure\u00a0<strong>Dry Film Thickness (DFT)<\/strong>\u00a0after curing.<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Take multiple readings: The &#8220;80-20 rule&#8221; (e.g., SSPC-PA2) often applies\u2014no reading below 80% of specified DFT.<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Pay special attention to bolts, welds, and complex geometries where coverage is often thin.<span class=\"inline-flex\" aria-label=\"[PDF] Structural Steel Shop Coatings Program.pdf - Connect NCDOT\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-43a811b elementor-widget elementor-widget-image\" data-id=\"43a811b\" data-element_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=\"800\" height=\"449\" src=\"https:\/\/huilicoating.com\/wp-content\/uploads\/2026\/01\/stripe-coating-edges-welds.webp-1024x575.jpg\" class=\"attachment-large size-large wp-image-2151\" alt=\"Stripe coating application on steel edges and welds\" srcset=\"https:\/\/huilicoating.com\/wp-content\/uploads\/2026\/01\/stripe-coating-edges-welds.webp-1024x575.jpg 1024w, https:\/\/huilicoating.com\/wp-content\/uploads\/2026\/01\/stripe-coating-edges-welds.webp-300x168.jpg 300w, https:\/\/huilicoating.com\/wp-content\/uploads\/2026\/01\/stripe-coating-edges-welds.webp-768x431.jpg 768w, https:\/\/huilicoating.com\/wp-content\/uploads\/2026\/01\/stripe-coating-edges-welds.webp-600x337.jpg 600w, https:\/\/huilicoating.com\/wp-content\/uploads\/2026\/01\/stripe-coating-edges-welds.webp.jpg 1282w\" sizes=\"(max-width: 800px) 100vw, 800px\" title=\"\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3412b15a elementor-widget elementor-widget-text-editor\" data-id=\"3412b15a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"6-recoat-interval-control-avoid-peeling\" class=\"mb-2 mt-4 font-sans font-semimedium text-base first:mt-0 md:text-lg [hr+&amp;]:mt-4\">6) Recoat interval control (Avoid peeling)<\/h2>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Many delamination cases happen when the next coat is applied:<\/p>\n<ul class=\"marker:text-quiet list-disc\">\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Too early<\/strong>: Solvent entrapment causing blistering.<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Too late<\/strong>: The surface becomes too hard\/slick for the next coat to stick (especially epoxies).<\/p>\n<\/li>\n<\/ul>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Checklist:<\/strong><\/p>\n<ul class=\"marker:text-quiet list-disc\">\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Record &#8220;Time of Application&#8221; for Coat 1.<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Calculate &#8220;Ready to Recoat&#8221; time based on current temperature (colder = longer wait).<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">If the maximum window is exceeded, abrade\/roughen the surface before applying the next coat.<\/p>\n<\/li>\n<\/ul>\n<p><span style=\"color: #3366ff;\"><a style=\"color: #3366ff;\" href=\"https:\/\/huilicoating.com\/polyurethane-anti-corrosion-coatings\/\">Go to Polyurethane Anti-Corrosion Coatings<\/a><\/span><\/p>\n<div class=\"group relative\">\u00a0<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b7cf04d elementor-widget elementor-widget-text-editor\" data-id=\"4b7cf04d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"7-common-defects-and-quick-diagnosis\" class=\"mb-2 mt-4 font-sans font-semimedium text-base first:mt-0 md:text-lg [hr+&amp;]:mt-4\">7) Common defects and quick diagnosis<\/h2>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Use this to identify issues early during site walkthroughs.<span class=\"inline-flex\" data-state=\"closed\">\u200b<\/span><\/p>\n<ul class=\"marker:text-quiet list-disc\">\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Peeling<\/strong>: Poor surface prep (oil\/dust) or exceeded recoat window.<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Blistering<\/strong>: Solvents trapped (recoated too soon) or salts left on the surface (osmosis).<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Pinholes<\/strong>: Air trapped in the coating, often due to spraying too fast or surface porosity.<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Chalking<\/strong>: Using an epoxy topcoat outdoors (not UV stable); switch to Polyurethane.<\/p>\n<\/li>\n<\/ul>\n<p>\u00a0<\/p>\n<h2 id=\"8-touch-up--maintenance-repaint-guide\" class=\"mb-2 mt-4 font-sans font-semimedium text-base first:mt-0 md:text-lg [hr+&amp;]:mt-4\">8) Touch-up &amp; maintenance repaint guide<\/h2>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Small damage can become rapid corrosion if not repaired correctly.<\/p>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Procedure:<\/strong><\/p>\n<ol class=\"marker:text-quiet list-decimal\">\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Clean<\/strong>: Remove loose rust\/paint to St 2\/3 (power tool).<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Feather<\/strong>: Sand the edges of the surrounding good paint.<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Patch Prime<\/strong>: Apply surface-tolerant epoxy primer to bare steel.<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Finish<\/strong>: Apply topcoat to match the system.<\/p>\n<\/li>\n<\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2fd5e3c0 elementor-widget elementor-widget-text-editor\" data-id=\"2fd5e3c0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"9-rfq-checklist-get-the-right-system\" class=\"mb-2 mt-4 font-sans font-semimedium text-base first:mt-0 md:text-lg [hr+&amp;]:mt-4\">9) RFQ Checklist (Get the right system)<\/h2>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">If you are requesting a coating supply for a project, provide these details to get an accurate technical proposal:<\/p>\n<ul class=\"marker:text-quiet list-disc\">\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Project Location<\/strong>: Middle East \/ Southeast Asia \/ Central Asia (defines climate).<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Structure Type<\/strong>: Pipe rack, tank, walkway, etc.<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Condition<\/strong>: New steel or maintenance repaint?<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Surface Prep<\/strong>: Blasting (Sa 2.5) or Power Tool (St 3)?<\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Required Docs<\/strong>: TDS, SDS, COA, Inspection Plan?<\/p>\n<\/li>\n<\/ul>\n<p><a href=\"https:\/\/huilicoating.com\/areas-of-application\/steel-structure-coating-industrial-anti-corrosion-solutions\/\"><span style=\"color: #3366ff;\">Go to Steel Structure Coating Solutions<\/span><\/a><\/p>\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-6ca6d65b e-con-full e-flex e-con e-parent\" data-id=\"6ca6d65b\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-66edd081 e-con-full e-flex e-con e-child\" data-id=\"66edd081\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4395986f elementor-widget elementor-widget-heading\" data-id=\"4395986f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Contact Us<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6d4dd2d8 elementor-widget elementor-widget-heading\" data-id=\"6d4dd2d8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">We would love to speak with you.<br>Feel free to reach out using the below details.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-28fd573 e-con-full e-flex e-con e-child\" data-id=\"28fd573\" data-element_type=\"container\" 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class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-name elementor-col-50 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-name\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tYour Name\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[name]\" id=\"form-field-name\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Your Name*\" required=\"required\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-field_b743cd7 elementor-col-50 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_b743cd7\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tLast Name\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" 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elementor-field-group elementor-column elementor-field-group-email elementor-col-50 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-email\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tEmail\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Email*\" required=\"required\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-textarea elementor-field-group elementor-column elementor-field-group-message elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-message\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tMessage\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t<textarea class=\"elementor-field-textual elementor-field  elementor-size-sm\" name=\"form_fields[message]\" id=\"form-field-message\" rows=\"4\" placeholder=\"Message\"><\/textarea>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-100 e-form__buttons\">\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Send<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/form>\n\t\t\t\t\t\t<\/div>\n\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>A steel structure coating system only performs as designed when surface preparation, application conditions, and inspection records are strictly controlled. For industrial anti-corrosion projects, a clear inspection checklist shortens supplier evaluation, reduces rework risk, and ensures long-term protection. HUILI provides not just coatings, but the technical guidance needed to apply them correctly. 1) Pre-job checklist [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2088,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[99],"tags":[],"class_list":["post-2142","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technical-guides-inspection"],"acf":[],"_links":{"self":[{"href":"https:\/\/huilicoating.com\/ru\/wp-json\/wp\/v2\/posts\/2142","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/huilicoating.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/huilicoating.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/huilicoating.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/huilicoating.com\/ru\/wp-json\/wp\/v2\/comments?post=2142"}],"version-history":[{"count":0,"href":"https:\/\/huilicoating.com\/ru\/wp-json\/wp\/v2\/posts\/2142\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/huilicoating.com\/ru\/wp-json\/wp\/v2\/media\/2088"}],"wp:attachment":[{"href":"https:\/\/huilicoating.com\/ru\/wp-json\/wp\/v2\/media?parent=2142"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/huilicoating.com\/ru\/wp-json\/wp\/v2\/categories?post=2142"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/huilicoating.com\/ru\/wp-json\/wp\/v2\/tags?post=2142"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}