HG/T 20592  法兰 WN 65-63 Mrf0-

WN65A-63Mrf0-

SO450-150RF 150

wn40(b)-100 rfs=494-195)-10rf.5 s=3.f40 F

BL 8"-600 RF0B)-6

SO 40(A)-10 RF6 δ0Sc RF114201F2r

SO 350(A)-10 RFSCH6tF0@RF6GRRF S

WN40(B)-63 FM00

b wn1400-150 rf

BL 150-25 RFpaS=20ha@b4010rf0ch4F

3 FM 500-6.40 RF Sch8