Welding material for pressurized water reactor nuclear power plants-Part 6: Carbon steel electrodes and rods for gas shielded arc welding of class 1, 2, 3 components
标准号:NB/T 20009.6-2012E
Welding material for pressurized water reactor nuclear power plants-Part 6: Carbon steel electrodes and rods for gas shielded arc welding of class 1, 2, 3 components
标准号:NB/T 20009.6-2012E