Articles
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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TechniqueHow to verify heat identity, heat analysis vs product analysis, mechanical test evidence, and RFQ requirements when buying forged flanges to ASTM A961 and A105.
TechniqueASME publishes separate standards for metallic and nonmetallic gaskets. This checklist helps buyers cross-check gasket type, flange facing, and procurement details before issuing an RFQ.
TechniqueASME B16.21 defines nonmetallic flat gaskets for pipe flanges. This guide explains the standard's scope, why you must pair it with the mating flange standard, and what to verify during procurement to avoid misapplication.
TechniqueLearn how to select ASME B16.20 metallic gaskets for pipe flanges, verify compatibility with ASME B16.5 flanges, and avoid procurement pitfalls.
TechniqueCheck the ASME B16.9 stub end and ASME B16.5 lap joint flange as an assembly. Practical RFQ, inspection, and documentation points for EPC buyers.
TechniqueUnderstand the difference between ASME B16.50 braze-joint and ASME B16.22 solder-joint copper fittings, what to specify, and how to avoid procurement mistakes.
TechniqueUnderstand the scope of ASME B16.49 for factory-made induction bends, what to check during procurement and inspection, and what to verify when the standard does not apply.
TechniqueUnderstand the difference between ASME B16.52 for nonferrous forged fittings and ASTM B283/B283M for copper alloy die forgings, plus RFQ and inspection guidance.
TechniqueConfirm socket-weld fitting dimensions per ASME B16.11 and material to ASTM A105. Learn what to specify, inspect, and include in the RFQ.
