Specification range: ASTM A106/A53 A/B OD: 1/4 "---24 " WT: SCH20 SCH30 SCH 40 SCH80 SCH160 1) Application: Petrol, natural gas transportation, other liquid services 2) Standard and Material:ASTM A53/A53M: A, B ASTM A106: A, B JIS G3452: SGP JIS G3454: STPG370, STPG410 API 5L: A, B, X42, X46 3) Specification Range: O. D. 10.3--610 W. T 0.8--40.5 (mm) API 5L/ASTM A106/A53 A/B/C Steel Pipe