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Articles techniques, comparaisons de normes, études de cas et guides d'achat sur la tuyauterie sous pression, les brides et les pièces forgées.
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TechniqueUnderstand ASTM G36 and G30 for stress-corrosion cracking screening of fitting alloys. Learn what to specify, inspect, and avoid in procurement.
Guide d'achatA practical guide for EPC buyers and inspectors on export packing of pipe fittings, covering ASTM D3951, CTU Code, corrosion protection, and a pre-shipment checklist.
NormesISO 9606-1 welder qualification proves an operator's skill within defined limits. Learn what records to check, how it differs from WPS/PQR, and key procurement risks.
TechniqueASTM G48 ferric chloride tests and ASTM A923 phase detection are complementary, not interchangeable. Learn what to specify, inspect, and verify when buying duplex fittings.
Guide d'achatSpecifying duplex stainless fittings requires more than grade and size. This guide explains ASTM A815 fitting classes, ASTM A923 intermetallic phase testing, and the RFQ details EPC buyers must define to avoid costly mismatches.
NormesUnderstand the role of ISO 15614-1 in qualifying welding procedures for steel and nickel alloys, and learn what buyers must verify before accepting a WPS/PQR.
TechniqueASTM A262 and ASTM A763 detect intergranular attack in austenitic and ferritic stainless steels respectively. Learn which practice to specify, how to write RFQs, and what to check on test reports.
Guide d'achatVerifying NDT personnel certificates is more than checking a name and expiry date. This guide explains the key elements—method, level, sector, and scope—and highlights the differences between ISO 9712, ASNT 9712, ASNT NDT, and employer-based SNT-TC-1A certifications.
NormesISO 7005-1:2011 is a base specification for steel flanges in industrial and general service piping. It covers chemical, power, oil & gas applications, but leaves flange series selection to the purchaser. This guide explains the standard's scope, key differences from ASME B16.5, and procurement checks.
