Usage: Used for low pressure liquid delivery, such as water, gas, and oil. Quality Standard & Steel Grade: BS:1387, EN10219:S185, S235,S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H, St12, St13, St14, St33, St37, St44, ST52 ASTM A 53: Gr. A, Gr. B, Gr. C, Gr. D API 5L: A, B, X42, X46, X52, X56, X60, X65 X70 ASTM A252: GRADE 1, 2, Condition of Delivery: End: square ends (straight cut, saw cut, ...