
Alloy steel for pressurized water reactor nuclear power plants-Part 19: Mn-Ni-Mo alloy steel forgings for reactor coolant pumpcasings
标准号:NB/T 20006.19-2019E
Alloy steel for pressurized water reactor nuclear power plants-Part 19: Mn-Ni-Mo alloy steel forgings for reactor coolant pumpcasings
标准号:NB/T 20006.19-2019E