Product Name: Malleable Iron Fitting Union Elbow
Size:1/8"-6"
Material:Malleable casting iron
Thread: BSP NPT
Grade: Heavy type, light type, standard type
Edge:no edge,round edge,square edge
Standard:ANSI BS DIN
Finished:Hot dipped galvanized;Electro galvanized;Black;Baked galvanized
https://www.hbsinostar.com/pipe-fittings/malleable-pipe-fittings/