... -2600mm Material 21CrMo10, 20CrMo, or Customized Material Standard EN10083 Specification I.D 50mm-2600mm, Max. L 12000mm Smelting Process:EAF+LF+VD ... Machine; ZBC2302C Impact Testing Machine, ICP7000Spectrometer lcp,ONH2000 Analyzer,CMM, etc. Key Customers: GE-Energy,Siemens,Alstom,Hitachi,SMS-Siemag,Danieli ... ,Thyssenkrupp,U.S.Pipe,PAM,Suzlon,ABB,Dresser-Rand,Electrotherm,etc.