... china as manufacture, stockiest, distributors, and exporters of pipe fittings products of all sizes and shapes. The TJRK ... Compression Type Elbow, Tees, Cross, Reducers, Caps, Stub ends, Flanges, Unions, Nipples, Couplings, Elbowlets, Sockolets, Weldolets, Nuts, Bolts, Studs, Washers, ... T9711,GradeQ235,Q345,B,X42,X52,X60,X65,X70applicationAs conveyer pipe in the fields of petroleum , heat, and natural ...