Forged Threaded Coupling Pipe Fitting

JIS B2316 Forged Steel Fittings Threaded Coupling Steel Threaded Pipe Fittings Product Description 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 F5,F11,F12,F22,F91 etc. Standard: ASME B16.11, B16.9, B16.28, B16.25, BS3799, BS1965, BS1640 DIN 2605, DIN2615, DIN2616, DIN2617 JIS B2311, JISB2312, JISB2313, JISB2316