NB/T 47021  法兰 FF 1400-1

47021 -FF 1400-1

WN300B-16M3/99)

wn40b)-25 rf RFS0S0-h40rf4 B0R�7.5 RJ-R0 Sf28f5F 24

PL600-6RF NB/f sch40

WN 20(B)-25 RF S=3…Ў S=4.5 A

Flange SO80-300FMrjsch40FS=146@478 H=K

SW 20(B)-100 RF2F1b0-4.0Fr

PL100-10RFM/RFF=30 C/mpampampampampwd=&am