
Welding material for pressurized water reactor nuclear power plants-Part 3:Stainless steel covered electrodes for Class 1,2,3 components
标准号:NB/T 20009.3-2010E
Welding material for pressurized water reactor nuclear power plants-Part 3:Stainless steel covered electrodes for Class 1,2,3 components
标准号:NB/T 20009.3-2010E