... specification could be chosen Butt-Weld Fitting45 ° Elbow / Bend90 ° Short Radius Elbows, Long Radius Elbows (Bends)180 ° ReturnsEqual Tees, ... different requirements of customers.Product catalog: Tianjin Binhai Guanghao Pipe Fitting Co. LTDMaterialCarbon Steel, Alloy Steel, SSStandardASTM , ... ANSI, DIN, GB, JB/TSpecificationL/R(S/R) Elbow , Tee, Reducing tee, Concentric reducer, Eccentric reducer ,Cap ...