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Pošalji RFQ59 članaka· Tehnika
TehnikaHow to verify heat identity, heat analysis vs product analysis, mechanical test evidence, and RFQ requirements when buying forged flanges to ASTM A961 and A105.
TehnikaASME 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.
TehnikaASME 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.
TehnikaLearn how to select ASME B16.20 metallic gaskets for pipe flanges, verify compatibility with ASME B16.5 flanges, and avoid procurement pitfalls.
TehnikaCheck 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.
TehnikaUnderstand 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.
TehnikaUnderstand 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.
TehnikaUnderstand the difference between ASME B16.52 for nonferrous forged fittings and ASTM B283/B283M for copper alloy die forgings, plus RFQ and inspection guidance.
TehnikaConfirm socket-weld fitting dimensions per ASME B16.11 and material to ASTM A105. Learn what to specify, inspect, and include in the RFQ.
