HG/T 20592  法兰 WN 600(B)-63 RF

WN600(B)-63 RF

BL100B-16FM00- RF Sch8/F.0084025m1t4

PL 250-6 RFF RFF S=10 RF6 R

WN 25(B)-25 RF S=3F S0pampam(B)-25 rf/u

PL100(a)-16fF

WN250(B)-300 RFSCH

wn100-25rf s=10.5 &ampampampampa

PL50(B-10RF9000.25-6RF3l5ch0

PL50(B)-16 FF b= B1=65.

WN 4&qu