... STD, SCH40, SCH60,SCH80S, XS, SCH80 etc.Length1m-24mStandardAPI 5L, API 5CT, ASTM A53, ASTM A252, ASTM A500, ASTM A795, BS1387, BS1139 ... pieces; can be packed as customers’ special requirementsApplication- line pipe for use in pipeline transportation systems in the petroleum and ... natural gas industries-for use as casing and tubing for wells, screwed and socketed steel tubes and tubularand ...