... : ASTM A53,API5L,API5 CT 2>Grade: ASTM A53 Gr. B,API 5L,X60 3>OD: 6mm - 610mm 4>WT: 0 ... A192,DIN1626, API5L, API5 CT2> Grade: ASTM A53 Gr B, API 5L GR.B, X46, X56, X60, X65, X70 3> Outer Diameter ... 426 x 882.96720 x 12210.01 426 x 993.05 820 x 8160.69 426 x 10103.09820 x 9180 ... most suitable scaffolding pipes to you. ERW Pipe A53 Gr.B