... Steel,Alloy Steel,Stainless STD 10" SCH. 40 (42' pipe lengths) PIPE SpecificationsChina StandardSteel GradeStandardseamless steel tubesGB/T8162-199910, 20, 35, 45 ... -8610, 20, 12CrMo, 15CrMo, 1Cr2Mo, 1Cr5Mo, JIS G3441-1988Big size SAW pipePacked in bundle STD 10" SCH. 40 (42 ...