GB/T 29465  法兰 RF 000-1.6rfRF1S

SP-6-2-50(Bg5RF000-1.6rfRF1S

1 RF 1200-0.6 δs=8

5 M 1200-6.4 δ0=18

BL 18"-600 RF

hg/t20592-2009bl450-16 rf

1 RF 1000-0.6 δs=8

WN250-150 RF Sch80

SO 20-150 RF Sch40S

BI 2400,90160

WN6"-150RF S=81.CS=32=383/4&ampch14à /16M=10��c@RF