HG/T 20592  法兰 IF 50-63 RF H=200 MX=YRF2´=85 K

IF 50-63 RF H=200 MX=YRF2´=85 K

pl2-100rf400f

47023Fm500-2.5

WN 450(B)-16 RF S=10 HG/T 20592

SO 300-300 M0 RF8500 LM10SF150RF/-01_0s=4850 RJ RF RF Sch80@sch84mpa MFr

wn80 -150 rf b=72.9-105-Sch40

BI 800B)-16RFL=

WN80-300RF5-30000 B=101.5f50 H=2

WN30