... Place of Origin:Hebei China (Mainland)Material:Carbon steel Size:1/2'' to 72'' Thickness:sch10-XXS Certificate:API, ... straight, reducing tees, caps, concentric and eccentric reducersRadius Of Curvature1D-10D Elbow, ANSI,ASME,API5L,DIN,JIS,BS, ... , varnish, rust-proof oil, and hot-dipped galvanizedRange Of ApplicationChemical industry, petroleum industry, construction industry, domestic installation ...