... ControlExcellent material, precise angles, good antirust propertyProduct UsageSuitable for joining pipe lines of team, gas, oil, airTensile Strength: ≥330Mpa ... ,unions ,nipples bushings , Specifications 1.Product: malleable iron pipe fitting 2.Standard: BS,NPT,DIN 3.Origin: Hebei,China ... we made are widely, such as elbows, tees, crosses, caps, sockets, plugs, flanges, unions etc. Packing: Inner packing ...