... 12Cr1MoV, 10CrMo9 Standard: BS, JIS, GB, DIN, ASTM, API 10CrMo9 Cold Rolled Seamless Steel PipeCarbon steel; Stainless steel;Alloy steel boiler tube ... :S20C,S20CK ASTM,AISI,SAE:1020BS:050A20,060A20 TechniqueHot Rolled and Cold DrowingSurface treatmentTransparent oil or black painting anti-corrosionPlace of ... /T17396-199870-377*9-40Hydraulic support and prop 10CrMo9 Cold Rolled Seamless Steel Pipe