法兰 BL 80(B)-40 RF s=6f b=2.5 H=256 δ=150s c=2

bl80(b)-40rf s=6f b=2.5 H=256 δ=150s c=2

wn65(B)-300 Rj/B6S-1.6/ RF05-150 FF wn 250-150 rf sch60h8

pl50b-16 rf f1=3 b=3f d=155

SO 50-150 RF

wn250(a)-16 rfs=10 D=1906 B=27.7FF5/t20615

WN50(B)-900 RF SrSaa=89 s=45 pn25孔40 RFF

HG-T 20592 WN65-16RF

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