... , Cr5Mo, 12Cr1MoV, 10CrMo910,,27SiMn, 15CrMo, 30CrMo, 34CrMo4, etcOther standard and grade is also availalbe as per clients' requirementsSpecification:O.D.16 ... pipes we also can supply: High-pressure boiler pipe20G,A106,ST45 Seamless pipes for petroleum20,12CrMo,15CrMo GB5310-95 ASTM ... Seamless pipes for fertilizer making equipment20,16Mn,Q345 Low and medium presure boiled pipe10,20 Fluid pipe 20,Q345