摘要:对截止阀的试验，承德双滦区15CrMoG无缝管，水应自阀瓣的上方引入；对闸阀的试验，应将阀关闭，对各密封面进行检查。钢号：#、MnMnCrMoCrMoCrMoVCrMoVNb、SASASASAVSAP/P/P/P/P/PST/IIMoCrM[阅读全文]