法兰 WN 80-150 RF S=4

WN80-150RF S=4

WN 25(B)-40 RF S=3

WN500-150 RF

SO 450-150 RF

BL 300-16 FF1200-2.55=340F.6

2 RF 1600-1.0 δ1=16

WN200-25RF S=12.5 &ampampampampampamp

pl150 b-16 rf

WN80-300RF/Φ88.9F.3=65-0.6 20ⅱh40Sf- 6 RF B16.5RM500-0.6=7

a 2500

wn15-100 rj s=