... A350 LF2, ASTM A182 F304/304L, ASTM A182 F316/316L Socket weld pipe fittingsupplies high quality valves and fittings for critical ... /SS/Alloy Steel 4)MOQ:1pcs(Hebei,China)Forged Steel Socket Welding Pipe Fittingforged pipe fittingsType1. Elbow, cross, street elbow, tee ... , union,swage nipple, bull plug, reducer insert, pipe nipple, outlet, ect.2. Socket-weld or threaded (npt or pt type)forged pipe ...