... Rolled Seamless Steel Pipe Grade: 10#, 20#, 45#, 15CrMo, 12Cr1MoV, 10CrMo9 Standard: BS, JIS, GB, DIN, ASTM, API 10CrMo9 Cold Rolled Seamless Steel PipeCarbon steel; Stainless steel;Alloy steel ... 16-824*2-100The seamless steal pipesfeatures resistance to high presure,high/low temperature and ... -79 14-830*2-80Temperature-resistantseamless steel pipefar high-pressure boilerSeamless pipes for petroleum 20 ...