NB/T 47022  法兰 T 300-0.6/20

2 T 300-0.620

so400b-150rf300r-

WN 150-900MRF5-F

BL40-150RF6RF2.5F 5

SO500 (B)-16M0-15

WN 89-25 RF-10rf Sc00-s/@bii 1000=184 A=168

WN250-300 RF D=445 f1=2 H=116/1400-F/S h=500

WN65(B)-63 RF05.5 H

WN50-150RF2160c5040S0 S-1.N1f/sta0/12/uh40s4-60

BL500-