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Weld Pipe Fitting Black Iron Gas Compression Near Me Aluminum 4 Steel Butt Socket Coupling 3000lbs HIGH PRESSURE FORGED STEEL PIPE FITTING Material Carbon Steel: 20#,16Mn, ASTM A105, A350 LF2,A420 WPL6 etc. Stainless Steel: ASTM A182 F304,F304L,F316,F316L,F321,F321H F51,F44 etc. Low Chromium Molybdenum alloy Steel: 15CrMo,12Cr1Mov,1Cr5Mo,ASTM A182 …
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