... ,Alloy 3.Standard:GB/T9112 4.Qualification:API,CE,ISO Detailed description of carbon steel ... WPHY 60, WPHY 52,WPHY 46,WPHY 42,API 5L GRB, X60, X65, X42,X52,ASTM A403 ... Shipbuilding etcRemarksOther materials and drawings are available.Welcome to contact us. Tianjin Taishouxing Steel Co.,Ltd ... and medium-sized professional equipments. It is our commitment to satisfy your requirement, please trust that ...