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TeknikASTM A388/A388M and ASTM E114 are key standards for ultrasonic examination of steel forgings. Learn what they cover, why acceptance criteria must be stated in the order, and what procurement engineers must verify.
TeknikASTM E797 covers ultrasonic thickness measurement but has limited applicability on curved fittings. Learn key variables, procurement checks, and inspection requirements for elbows, tees, and reducers.
TeknikASTM G82 and G71 provide structured guidance for predicting and evaluating galvanic corrosion. Learn how to apply them when procuring pipe fittings and flanges for mixed-metal systems.
KöpguideA manufacturing record book (MRB) is more than a single certificate. This guide explains how to assemble and verify the complete documentation package for wrought steel pipe fittings, covering standards, traceability, inspection, and release records.
StandarderLearn how to verify ISO 9712 NDT personnel certification for pipe fittings and flanges. Understand the difference between ISO 9712, ASNT central certification, and employer-based SNT-TC-1A, and get practical procurement checks.
TeknikUnderstand ASTM G36 and G30 for stress-corrosion cracking screening of fitting alloys. Learn what to specify, inspect, and avoid in procurement.
KöpguideA 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.
StandarderISO 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.
TeknikASTM G48 ferric chloride tests and ASTM A923 phase detection are complementary, not interchangeable. Learn what to specify, inspect, and verify when buying duplex fittings.
