HG/T 20592  法兰 PL 150(B)-16 RF h=13h400yu00

PL 150(B)-16 RF h=13h400yu00

Bl400(B)-10T)-16/g/t2/b)-16

592 PL300-25 RF45010100 L=23Fh1

SO 500(B)-10 RF0c68.

wn100(b)-25RF S=42F1m

WN80(B)-300MMampamp;qu

so 10(B)-10 RFFR66s RF=52 C=1s=R/=

SO 450-600 RFA=5K=542611FSCH40h4h80-151F S=18.16 RF0

bl125-