NB/T 47022  法兰 C-RF 500-1.6

NB/T47022 C-RF500-1.6

SO 6"-600 RF

WN250-150RFS=11.15H1=205 A=1pampwd=&ampRF@R4Sc2@RF@443RF@AFF06 RF

bl350-25fm.40bl250-150rf1.

So 150-150 RF=3amp=18.8LdSFMG250A@40@S5 RJrvlet/F sFb1=4

WN400-150 FF00=16uot

WN 40(B)-63 RF0HS36F0=6@4�@6�cch