Stainless steel for pressurized water reactor nuclear power plants-Part 12: Class 1, 2 and 3 austenitic stainless steel butt-welding pipe fittings welded with filler metal
标准号:NB/T 20007.12-2013E
Stainless steel for pressurized water reactor nuclear power plants-Part 12: Class 1, 2 and 3 austenitic stainless steel butt-welding pipe fittings welded with filler metal
标准号:NB/T 20007.12-2013E