... : 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 ... .01820 x 10200.25 478 x 670.34820 x 12239.60 478 x 781.80 920 x 8180.42 478 x ... most suitable scaffolding pipes to you. ERW Pipe A53 Gr.B