1.Origin:TPCO 2.Standard: ANSI B36.10 3.Certificate: API,ISO 4.Material: Carbon Steel A106 Gr.B,A53 Gr.B,API5L Gr.B,X52,X60, 1.Standard: ANSI B36.102.Material: A106 Gr.B,A53 Gr.B,API5L Gr.B,X52,X60,X65,X703.Usage: Industry,Pipeline,Oil.Gas,Chemical,Shipping building4.Certificate: API,ISO,PED5.Packing: in bundles or according to customers' requirements Cangzhou Steel Pipe