HG/T 20592  法兰 WN 25-63 RF B1=4601.5F SCH406F0SF)-10RF

WN25(a)-63 RF B1=4601.5F SCH406F0SF)-10RF

IF 100-16 RF 12/0 RF6F.

1 FF 800-1.0 خd-c.0s12.fm6/70-32sc.

Wn80-2500rf00-0.6F0

wn25(a)-150 rf/rf=20-

LWN20-150 RF SC

SO 40-63 RFf

so 100-600 RF/Cic

SO 500-16 RFF.6/120-2

SO 150B-16 RF b=340 RF/ 700F Sh800