{"id":3524,"date":"2026-04-02T10:11:37","date_gmt":"2026-04-02T09:11:37","guid":{"rendered":"https:\/\/www.nickelcasting.com\/?p=3524"},"modified":"2026-04-02T10:11:43","modified_gmt":"2026-04-02T09:11:43","slug":"hastelloy-c-22-dye-penetrant-testing-quality-checklist","status":"publish","type":"post","link":"https:\/\/www.nickelcasting.com\/fr\/hastelloy-c-22-dye-penetrant-testing-quality-checklist\/","title":{"rendered":"Liste de contr\u00f4le qualit\u00e9 pour le ressuage du Hastelloy C-22"},"content":{"rendered":"<p data-start=\"244\" data-end=\"858\">In corrosion service, surface integrity is not a secondary issue. It is the issue. A <strong data-start=\"329\" data-end=\"387\">Hastelloy C-22 dye penetrant testing quality checklist<\/strong> is therefore not just an inspection aid for welders or QC staff; it is a control document that protects fabrication quality before the component ever sees chlorides, wet chlorine, mixed acids, or oxidizing contaminants. For a Ni-Cr-Mo-W alloy like Hastelloy C-22, where buyers expect exceptional resistance to localized corrosion, even a small surface-breaking discontinuity can become a costly argument between the mill, the fabricator, the inspector, and the end user.<\/p>\n<p data-start=\"860\" data-end=\"1495\">What makes this more important is that C-22 is often selected for the jobs where failure is expensive and unpleasant: scrubbers, reactors, heat exchangers, lined transition pieces, welded spools, and aggressive chemical process hardware. In those applications, a <strong data-start=\"1123\" data-end=\"1181\">Hastelloy C-22 dye penetrant testing quality checklist<\/strong> helps standardize inspection variables that are too often left to habit: surface preparation, penetrant family, dwell time, developer condition, viewing conditions, and acceptance interpretation. When those variables drift, false calls increase, relevant indications get missed, and rework starts eating schedule.<\/p>\n<h2 data-section-id=\"152ehvh\" data-start=\"1497\" data-end=\"1568\">Why a Hastelloy C-22 Dye Penetrant Testing Quality Checklist Matters<\/h2>\n<p data-start=\"1570\" data-end=\"1953\">Hastelloy C-22 (UNS N06022) is non-ferromagnetic, so magnetic particle testing is not the method of choice. Dye penetrant testing is the practical surface NDT method for weld faces, root areas where accessible, formed zones, repair areas, and machined surfaces. That is exactly why a <strong data-start=\"1854\" data-end=\"1912\">Hastelloy C-22 dye penetrant testing quality checklist<\/strong> must be disciplined rather than generic.<\/p>\n<p data-start=\"1955\" data-end=\"2038\">From a materials engineering perspective, C-22 brings several inspection realities:<\/p>\n<ul data-start=\"2040\" data-end=\"2491\">\n<li data-section-id=\"1t194qv\" data-start=\"2040\" data-end=\"2111\">Its corrosion performance depends heavily on sound surface condition.<\/li>\n<li data-section-id=\"1pc8r52\" data-start=\"2112\" data-end=\"2213\">Welded areas can carry surface-connected flaws that are mechanically small but service-significant.<\/li>\n<li data-section-id=\"bvzfn3\" data-start=\"2214\" data-end=\"2358\">Heavy grinding, smear metal, oxide tint, embedded iron, or incomplete cleaning can mask real discontinuities or create misleading indications.<\/li>\n<li data-section-id=\"icqsu8\" data-start=\"2359\" data-end=\"2491\">Acceptance cannot be based on \u201clooks acceptable.\u201d It must be linked to the governing code, customer specification, or project ITP.<\/li>\n<\/ul>\n<p data-start=\"2493\" data-end=\"2743\">Un bon <strong data-start=\"2500\" data-end=\"2558\">Hastelloy C-22 dye penetrant testing quality checklist<\/strong> also prevents a common shop-floor mistake: treating <a href=\"https:\/\/www.nickelcasting.com\/pt\/ligas-de-niquel\/\">alliages de nickel<\/a> exactly like carbon steel fabrication in terms of prep quality. That shortcut is where many inspection problems begin.<\/p>\n<p data-start=\"2745\" data-end=\"2906\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-3525\" src=\"https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/247.jpg\" alt=\"Liste de contr\u00f4le qualit\u00e9 pour le ressuage du Hastelloy C-22\" width=\"1200\" height=\"800\" srcset=\"https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/247.jpg 1200w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/247-300x200.jpg 300w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/247-1024x683.jpg 1024w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/247-768x512.jpg 768w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/247-18x12.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<h2 data-section-id=\"1o7vve0\" data-start=\"2908\" data-end=\"2961\">Pre-Inspection Controls Before You Apply Penetrant<\/h2>\n<p data-start=\"2963\" data-end=\"3269\">Before the penetrant ever touches the part, the surface has already determined much of the result. In practice, the best <strong data-start=\"3084\" data-end=\"3142\">Hastelloy C-22 dye penetrant testing quality checklist<\/strong> starts with three questions: Is the surface clean? Is it open to the surface? Is it in the right condition for interpretation?<\/p>\n<p data-start=\"3271\" data-end=\"3329\">For C-22 welds and fabricated parts, verify the following:<\/p>\n<h3 data-section-id=\"1drfolw\" data-start=\"3331\" data-end=\"3364\">1. Surface finish is suitable<\/h3>\n<p data-start=\"3365\" data-end=\"3588\">Excessively rough grinding can trap penetrant and create a noisy background. Over-polishing can smear metal and partially close fine cracks. The target is a clean, uniform, inspection-friendly finish, not a cosmetic mirror.<\/p>\n<h3 data-section-id=\"1q67owi\" data-start=\"3590\" data-end=\"3650\">2. Oxides, heat tint, and shop contamination are removed<\/h3>\n<p data-start=\"3651\" data-end=\"3900\">Nickel alloy welds may retain oxide films or discoloration. If those remain, penetrant response becomes less reliable. Cleaning should remove oil, grease, paint, dirt, and chemical residues without leaving chlorinated or sulfur-bearing contaminants.<\/p>\n<h3 data-section-id=\"1k879lx\" data-start=\"3902\" data-end=\"3946\">3. No free iron contamination is present<\/h3>\n<p data-start=\"3947\" data-end=\"4198\">Cross-contamination from carbon steel tools, <a href=\"https:\/\/www.nickelcasting.com\/pt\/product-forms\/wire\/\">fil de fer<\/a> brushes, or worktables is still one of the most underestimated risks in nickel alloy fabrication. It may not only affect corrosion behavior, but also interfere with confidence in the inspection result.<\/p>\n<h3 data-section-id=\"1y8kz58\" data-start=\"4200\" data-end=\"4260\">4. Temperature is within the qualified examination range<\/h3>\n<p data-start=\"4261\" data-end=\"4409\">The procedure should define allowable part and ambient temperature. Dwell and development behavior change with temperature, and so does sensitivity.<\/p>\n<p data-start=\"4411\" data-end=\"4692\">A serious <strong data-start=\"4421\" data-end=\"4479\">Hastelloy C-22 dye penetrant testing quality checklist<\/strong> should record the cleaner used, penetrant system type, batch traceability when required, and surface condition before examination. That level of discipline is what separates a usable report from a decorative one.<\/p>\n<h2 data-section-id=\"144wcn5\" data-start=\"4694\" data-end=\"4761\">Practical Hastelloy C-22 Dye Penetrant Testing Quality Checklist<\/h2>\n<p data-start=\"4763\" data-end=\"4886\">Below is a field-usable checklist structure that engineers, QA managers, and third-party inspectors can actually work with.<\/p>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"4888\" data-end=\"7178\">\n<thead data-start=\"4888\" data-end=\"4976\">\n<tr data-start=\"4888\" data-end=\"4976\">\n<th class=\"\" data-start=\"4888\" data-end=\"4901\" data-col-size=\"sm\">Checkpoint<\/th>\n<th class=\"\" data-start=\"4901\" data-end=\"4918\" data-col-size=\"sm\">What to Verify<\/th>\n<th class=\"\" data-start=\"4918\" data-end=\"4958\" data-col-size=\"md\">Preferred Practice for Hastelloy C-22<\/th>\n<th class=\"\" data-start=\"4958\" data-end=\"4976\" data-col-size=\"md\">Risk if Missed<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"4995\" data-end=\"7178\">\n<tr data-start=\"4995\" data-end=\"5170\">\n<td data-start=\"4995\" data-end=\"5021\" data-col-size=\"sm\">Material identification<\/td>\n<td data-start=\"5021\" data-end=\"5058\" data-col-size=\"sm\">Heat number, item tag, alloy grade<\/td>\n<td data-start=\"5058\" data-end=\"5120\" data-col-size=\"md\">Confirm UNS N06022 \/ project traceability before inspection<\/td>\n<td data-start=\"5120\" data-end=\"5170\" data-col-size=\"md\">Wrong material or mixed parts enter the record<\/td>\n<\/tr>\n<tr data-start=\"5171\" data-end=\"5332\">\n<td data-start=\"5171\" data-end=\"5194\" data-col-size=\"sm\">Applicable procedure<\/td>\n<td data-start=\"5194\" data-end=\"5225\" data-col-size=\"sm\">Standard and revision status<\/td>\n<td data-start=\"5225\" data-end=\"5303\" data-col-size=\"md\">Use approved PT procedure aligned with project spec, ASTM\/ASME requirements<\/td>\n<td data-start=\"5303\" data-end=\"5332\" data-col-size=\"md\">Invalid examination basis<\/td>\n<\/tr>\n<tr data-start=\"5333\" data-end=\"5485\">\n<td data-start=\"5333\" data-end=\"5355\" data-col-size=\"sm\">Surface cleanliness<\/td>\n<td data-start=\"5355\" data-end=\"5391\" data-col-size=\"sm\">Oil, grease, dirt, paint, residue<\/td>\n<td data-start=\"5391\" data-end=\"5448\" data-col-size=\"md\">Solvent or approved cleaner; dry, residue-free surface<\/td>\n<td data-start=\"5448\" data-end=\"5485\" data-col-size=\"md\">Masked flaws or false indications<\/td>\n<\/tr>\n<tr data-start=\"5486\" data-end=\"5669\">\n<td data-start=\"5486\" data-end=\"5514\" data-col-size=\"sm\">Oxide \/ heat tint removal<\/td>\n<td data-start=\"5514\" data-end=\"5550\" data-col-size=\"sm\">Weld discoloration and oxide film<\/td>\n<td data-start=\"5550\" data-end=\"5621\" data-col-size=\"md\">Remove by suitable mechanical\/chemical prep without damaging surface<\/td>\n<td data-start=\"5621\" data-end=\"5669\" data-col-size=\"md\">Reduced penetrant entry into discontinuities<\/td>\n<\/tr>\n<tr data-start=\"5670\" data-end=\"5808\">\n<td data-start=\"5670\" data-end=\"5687\" data-col-size=\"sm\">Surface finish<\/td>\n<td data-start=\"5687\" data-end=\"5720\" data-col-size=\"sm\">Grinding pattern and roughness<\/td>\n<td data-start=\"5720\" data-end=\"5763\" data-col-size=\"md\">Avoid deep grind marks and smeared metal<\/td>\n<td data-start=\"5763\" data-end=\"5808\" data-col-size=\"md\">Excessive background or hidden fine flaws<\/td>\n<\/tr>\n<tr data-start=\"5809\" data-end=\"5972\">\n<td data-start=\"5809\" data-end=\"5835\" data-col-size=\"sm\">Penetrant compatibility<\/td>\n<td data-start=\"5835\" data-end=\"5863\" data-col-size=\"sm\">Product family and expiry<\/td>\n<td data-start=\"5863\" data-end=\"5932\" data-col-size=\"md\">Use qualified penetrant\/developer\/cleaner system; check expiration<\/td>\n<td data-start=\"5932\" data-end=\"5972\" data-col-size=\"md\">Reduced sensitivity or noncompliance<\/td>\n<\/tr>\n<tr data-start=\"5973\" data-end=\"6109\">\n<td data-start=\"5973\" data-end=\"5986\" data-col-size=\"sm\">Dwell time<\/td>\n<td data-start=\"5986\" data-end=\"6008\" data-col-size=\"sm\">Actual contact time<\/td>\n<td data-start=\"6008\" data-end=\"6064\" data-col-size=\"md\">Follow procedure exactly; avoid guesswork by operator<\/td>\n<td data-start=\"6064\" data-end=\"6109\" data-col-size=\"md\">Underdeveloped or exaggerated indications<\/td>\n<\/tr>\n<tr data-start=\"6110\" data-end=\"6256\">\n<td data-start=\"6110\" data-end=\"6137\" data-col-size=\"sm\">Excess penetrant removal<\/td>\n<td data-start=\"6137\" data-end=\"6160\" data-col-size=\"sm\">Cleaning after dwell<\/td>\n<td data-start=\"6160\" data-end=\"6217\" data-col-size=\"md\">Remove surface excess without flushing discontinuities<\/td>\n<td data-start=\"6217\" data-end=\"6256\" data-col-size=\"md\">Weak or erased relevant indications<\/td>\n<\/tr>\n<tr data-start=\"6257\" data-end=\"6396\">\n<td data-start=\"6257\" data-end=\"6281\" data-col-size=\"sm\">Developer application<\/td>\n<td data-start=\"6281\" data-end=\"6306\" data-col-size=\"sm\">Coverage and condition<\/td>\n<td data-start=\"6306\" data-end=\"6355\" data-col-size=\"md\">Thin, even coat; no flooding or patchy dry-out<\/td>\n<td data-start=\"6355\" data-end=\"6396\" data-col-size=\"md\">Poor bleed-out and bad interpretation<\/td>\n<\/tr>\n<tr data-start=\"6397\" data-end=\"6540\">\n<td data-start=\"6397\" data-end=\"6418\" data-col-size=\"sm\">Viewing conditions<\/td>\n<td data-start=\"6418\" data-end=\"6447\" data-col-size=\"sm\">Light level \/ UV intensity<\/td>\n<td data-start=\"6447\" data-end=\"6511\" data-col-size=\"md\">Verify required visible or fluorescent examination conditions<\/td>\n<td data-start=\"6511\" data-end=\"6540\" data-col-size=\"md\">Missed linear indications<\/td>\n<\/tr>\n<tr data-start=\"6541\" data-end=\"6695\">\n<td data-start=\"6541\" data-end=\"6562\" data-col-size=\"sm\">Examination timing<\/td>\n<td data-start=\"6562\" data-end=\"6603\" data-col-size=\"sm\">Development to interpretation interval<\/td>\n<td data-start=\"6603\" data-end=\"6663\" data-col-size=\"md\">Read within specified window; not too early, not too late<\/td>\n<td data-start=\"6663\" data-end=\"6695\" data-col-size=\"md\">False reject or false accept<\/td>\n<\/tr>\n<tr data-start=\"6696\" data-end=\"6866\">\n<td data-start=\"6696\" data-end=\"6720\" data-col-size=\"sm\">Acceptance evaluation<\/td>\n<td data-start=\"6720\" data-end=\"6758\" data-col-size=\"sm\">Relevant vs nonrelevant indications<\/td>\n<td data-start=\"6758\" data-end=\"6817\" data-col-size=\"md\">Judge by code\/project criteria, not inspector preference<\/td>\n<td data-col-size=\"md\" data-start=\"6817\" data-end=\"6866\">Disputes, unnecessary repairs, missed defects<\/td>\n<\/tr>\n<tr data-start=\"6867\" data-end=\"7027\">\n<td data-start=\"6867\" data-end=\"6883\" data-col-size=\"sm\">Post-cleaning<\/td>\n<td data-start=\"6883\" data-end=\"6910\" data-col-size=\"sm\">Residue removal after PT<\/td>\n<td data-start=\"6910\" data-end=\"6965\" data-col-size=\"md\">Remove remaining chemicals and restore clean surface<\/td>\n<td data-start=\"6965\" data-end=\"7027\" data-col-size=\"md\">Surface contamination before service or further processing<\/td>\n<\/tr>\n<tr data-start=\"7028\" data-end=\"7178\">\n<td data-start=\"7028\" data-end=\"7044\" data-col-size=\"sm\">Documentation<\/td>\n<td data-start=\"7044\" data-end=\"7066\" data-col-size=\"sm\">Report completeness<\/td>\n<td data-start=\"7066\" data-end=\"7138\" data-col-size=\"md\">Record area, method, results, inspector, date, procedure, disposition<\/td>\n<td data-start=\"7138\" data-end=\"7178\" data-col-size=\"md\">Weak traceability and audit exposure<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<h2 data-section-id=\"q413mb\" data-start=\"7180\" data-end=\"7243\">Reading Indications on Hastelloy C-22 Welds and Fabrications<\/h2>\n<p data-start=\"7245\" data-end=\"7444\">This is the point where experience matters. A <strong data-start=\"7291\" data-end=\"7349\">Hastelloy C-22 dye penetrant testing quality checklist<\/strong> is not complete if it stops at process steps and says nothing about interpretation discipline.<\/p>\n<p data-start=\"7446\" data-end=\"7946\">On C-22 welds, the most important distinction is between relevant linear indications and harmless process marks. Linear indications near the weld toe, crater zone, restart area, or repair blend deserve far more attention than rounded, isolated, nonprogressive marks from surface texture. Slag-type issues are less of a classic pattern than in some other alloys, but lack of fusion opening to the surface, crater cracking, grind-crack initiation, and localized surface tearing must be taken seriously.<\/p>\n<p data-start=\"7948\" data-end=\"8334\">Another point seasoned inspectors watch closely: after repair grinding, the surface may look visually \u201cbetter\u201d while becoming penetrant-test worse because metal smear has not been removed properly. That is exactly why the <strong data-start=\"8170\" data-end=\"8228\">Hastelloy C-22 dye penetrant testing quality checklist<\/strong> should require reconditioning of the repaired area before re-examination, not just another fast PT cycle.<\/p>\n<p data-start=\"8336\" data-end=\"8523\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-3526\" src=\"https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/248.jpg\" alt=\"Liste de contr\u00f4le qualit\u00e9 pour le ressuage du Hastelloy C-22\" width=\"1200\" height=\"800\" srcset=\"https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/248.jpg 1200w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/248-300x200.jpg 300w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/248-1024x683.jpg 1024w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/248-768x512.jpg 768w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/248-18x12.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<h2 data-section-id=\"oh1j5i\" data-start=\"8525\" data-end=\"8552\">Where Shops Usually Fail<\/h2>\n<p data-start=\"8554\" data-end=\"8625\">In audits and failure reviews, weak points are surprisingly repetitive:<\/p>\n<ul data-start=\"8627\" data-end=\"9059\">\n<li data-section-id=\"djs49\" data-start=\"8627\" data-end=\"8706\">PT performed on a surface that is technically clean but not inspection-ready.<\/li>\n<li data-section-id=\"dg3t47\" data-start=\"8707\" data-end=\"8795\">Acceptance criteria copied from another alloy job without checking code applicability.<\/li>\n<li data-section-id=\"1rn3z2y\" data-start=\"8796\" data-end=\"8885\">Excess penetrant removed too aggressively, especially on finely opened surface defects.<\/li>\n<li data-section-id=\"1pvxwal\" data-start=\"8886\" data-end=\"8960\">Developer applied too heavily, reducing clarity instead of improving it.<\/li>\n<li data-section-id=\"1vu8ypr\" data-start=\"8961\" data-end=\"9059\">Reports written with no mention of surface condition, repair history, or exact examination area.<\/li>\n<\/ul>\n<p data-start=\"9061\" data-end=\"9367\">Un solide <strong data-start=\"9070\" data-end=\"9128\">Hastelloy C-22 dye penetrant testing quality checklist<\/strong> closes those gaps. More importantly, it creates consistency across shifts, subcontractors, and inspectors. For procurement teams, that consistency reduces the risk of receiving components that pass paperwork but fail service expectations.<\/p>\n<h2 data-section-id=\"114wazr\" data-start=\"9369\" data-end=\"9386\">Final Thoughts<\/h2>\n<p data-start=\"9388\" data-end=\"9771\">For aggressive chemical service, Hastelloy C-22 is usually specified because the plant cannot afford uncertainty. Inspection should follow the same logic. A well-built <strong data-start=\"9556\" data-end=\"9614\">Hastelloy C-22 dye penetrant testing quality checklist<\/strong> helps ensure that PT is not treated as a box-ticking exercise, but as a meaningful control over surface integrity, weld quality, and fabrication discipline.<\/p>\n<p data-start=\"9773\" data-end=\"10216\">If your project involves C-22 plate, pipe, fittings, welded assemblies, or repair review, it is worth aligning the checklist with the exact service environment, code basis, and finish condition of the part. That is where many generic inspection templates fall short. At 28Nickel, technical support discussions are most useful when the drawing, welding route, finish condition, and acceptance basis are reviewed together rather than separately.<\/p>\n<h2 data-section-id=\"11wu1ks\" data-start=\"10218\" data-end=\"10232\">Questions et r\u00e9ponses connexes<\/h2>\n<h3 data-section-id=\"17bmgf3\" data-start=\"10234\" data-end=\"10327\">1. Is fluorescent penetrant testing better than visible dye penetrant for Hastelloy C-22?<\/h3>\n<p data-start=\"10328\" data-end=\"10626\">Not automatically, but fluorescent PT is generally more sensitive for fine surface-breaking indications when the procedure, UV controls, and darkened viewing conditions are well managed. Visible dye PT can still be effective for many fabrication checks, especially where field practicality matters.<\/p>\n<h3 data-section-id=\"1o5xf01\" data-start=\"10628\" data-end=\"10725\">2. Should pickled or chemically cleaned C-22 surfaces be re-tested after additional grinding?<\/h3>\n<p data-start=\"10726\" data-end=\"10923\">Yes. Any grinding, blending, or local repair can change surface openness and mask or reveal discontinuities. After the surface is properly reconditioned, PT should be repeated in the affected zone.<\/p>\n<h3 data-section-id=\"1st2uj1\" data-start=\"10925\" data-end=\"10995\">3. What is the biggest inspection mistake on Hastelloy C-22 welds?<\/h3>\n<p data-start=\"10996\" data-end=\"11261\">The most common mistake is poor surface preparation combined with overconfident interpretation. Many false calls and missed calls come from rough grinding, smeared metal, residual oxides, or using acceptance judgment that is not tied to the governing specification.<\/p>","protected":false},"excerpt":{"rendered":"<p>In corrosion service, surface integrity is not a secondary issue. It is the issue. A Hastelloy C-22 dye penetrant testing quality checklist is therefore not just an inspection aid for welders or QC staff; it is a control document that protects fabrication quality before the component ever sees chlorides, wet chlorine, mixed acids, or oxidizing [&hellip;]<\/p>","protected":false},"author":1,"featured_media":3525,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","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":"","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":[3],"tags":[],"class_list":["post-3524","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"spectra_custom_meta":{"_edit_lock":["1775120962:1"],"_edit_last":["1"],"rank_math_internal_links_processed":["1"],"rank_math_seo_score":["69"],"rank_math_focus_keyword":["Hastelloy C-22 Dye Penetrant Testing Quality Checklist"],"rank_math_description":["Surface flaws keep escaping inspection? 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It is the issue. 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