法兰 BL 125-6 RF 25厚/

BL125-6 RF 25厚/

PL80(B)-40RF

47023 rf500-1.0 /u00c3/u00ae/u00c2/u00b4=/

& WN450-600RJ&;amp;ampampampamp;amp;amp;quot

PL100(B)-10 RF D=680 n=20 L=10

pl40(b)-16rf b=4 aa=13

47023 -RF450-6.40

WN125(b)-16T/

so 20(B)-10 RF125B-40M Rj Sch

PL80B-16RF0.10R