HG/T 20592  法兰盖 BL 100-100 FFRJ0 S=1.66-s/R=14F

BL100-100FFRJ0 S=1.66-s/R=14F

pl350-40m04X=N-¬Â&

WN 150(B)-16 RF S=5-900

WN 200(B)-16 RF B=37-20FF h

A 2400-F.0416-14000nveF0 12F1.6

SO300-150 RFch160)-/80200

wn50-1500 rf s=8.H=164F H=FrfF S

PL500B-16FMRh80s S=5MRF S=1)-16 RFRF85 FM S=1600/r

BL