连铸用气水喷嘴
Air & water spraying nozzle for continuous casting
2015-07-14
NB/T 20007.27-2013
压水堆核电厂用不锈钢 第27部分：反应堆冷却剂管道用奥氏体-铁素体不锈钢铸造弯头和斜接管嘴
Stainless steel for pressurized water reactor nuclear power plants-Part 27:Cast Elbows and inclined nozzles made form Austenitic-ferritic stainless steel for reactor coolant piping