Seamless Steel Pipe Boiler

Seamless Boiler Steel Pipe Material:20#,35#,45#,20G,20MnG,20A,A106B,A106C,ST45.8-III,12CrMo,15CrMo,35CrMo,12Cr1MoV,Cr2Mo,12Cr2Mo, Cr5Mo,A335P12,A335P11,A335P22,A335P5,A335P91, STPA22,STPA23,STPA24,STPA25,STPA26,13CrMo44, 10CrMo910,12CrMo195 and so on. Pipe according to standard: ASTM.DIN,BS,GB,API5L,API5CT Technical Standard:API 5LB,ASTM A 106 GR.B,ASTM A53 GR.B;High-pressure boiler pipe GB5310-1995,Special pipe for fertilizer making GB6479-2000,pipe for petroleum cracking GB9948-2000,low-and-medium-pressurre boiler pipe GB3087-1999,Fluid pipe GB/t8163-1999,structural pipe GBT8162-1999 and hydraulic support pipe GB/T17396-1998.