... galv, black 4.TUV,UL5. Brand: O Product Itemcast iron pipe fitting : elbows, tees, sockets, bends, nipples, unions, crosses ... plugs, backnuts, crosses over, round caps, etc.Size18"-6"Thread StandardBS ANSI & DINFinishBlack, Eclectic Galvanized, Hot Dipped Galvanized, all ... material, precise angles, good antirust propertyProduct UsageSuitable for joining pipe lines of team, gas, oil, air Galvanized Water ...