... convey gas,water,and oil. IC Brand Galvanized Malleable Iron Pipe Fitting for plumbing materials:1.standard: BS2.banded , beaded ... bake galv, black 4.TUV,UL5. Brand: IC Product Itemcast iron pipe fitting : elbows, tees, sockets, bends, nipples, unions, crosses, ... UsageSuitable for joining pipe lines of team, gas, oil, air IC Brand Galvanized Malleable Iron Pipe Fitting for plumbing materials