NB/T 20007.25-2013
压水堆核电厂用不锈钢.第25部分:泵用不含钼的铬镍奥氏体-铁素体不锈钢 A、B、 C类非承压铸造内件
Stainless steel for pressurized water reactor nuclear power plant.Part25: Chromium nickel austenitic-ferritic stainless steel containing no molybdenum for no-pressure-retaining cast internal pump parts of category A, B and C