HG/T 20592  法兰 SO 350(B)-10 FF

SO 350(B)-10 FF

3 T 1000-1.0 δ0=10

SO 100-900 RF

WN80A-40MRp

SO 40(B)-16 RF

WN400-300 RF B=382

pl10b-25rf

SO 80-900 RF

SO 300(B)-6 FF

SO 65-900 RF0-026 RF Sch160=�@RF@4 Rch4400 RF Sch10Ssamp6@40ml6@47��s@ke4640RF.5°FS10R@R4Sc2@RF@443mm0@�22