API 5L besar Diameter lingkaran SSAW paip keluli lingkaran SSAW paip keluli Steel Gred: BS:1387, EN10217:S185, S235, S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H, St12, ST13, ST14, St33, St37, St44, St52 ASTM 53: Gr. A, Gr B API 5L: A, b, X 42, X46, X52, X56, X60, X65 X70 lingkaran SSAW paip keluli Standard: IS: 3589