Malleable Cast iron Pipe Fittings1.standard: BS, DIN ,American 2.banded , beaded , ... bake galv, black Casting of blackheart Malleable Cast iron Pipe Fittings Product Itemmalleable iron pipe fitting: elbows, tees, sockets, bends, nipples, unions ... angles, good antirust propertyProduct UsageSuitable for joining pipe lines of team, gas, oil, air Casting of blackheart Malleable Cast iron Pipe Fittings