... ,JIS G3461-1988 ,JIS G3462-1998 DIN 17175-1979 ,BS3059:Part 2:1990 4.Applicant Seamless steel pipe for low and ... steel pipe for Gas CylindersGrade:34Mn2V,30CrMo,35CrMo,45.8.Application1),API SPCE 5L For the purpose of transportation of gas,water,oill in ... oil&gas industry.2), API SPEC 5CT Tubing is ...