法兰 BL 40-25 RFf0(a)

bl40-25rff0(a)

BI40619n05 FF 16M/

wn500b-16m.-2009

SO400(B)-25FF6 r/

wn500b-40fmã0RJ B=49.1PL10(B)-10RF700-0.25 S=6A=168.3 S=14 H

BL250-10rf370

wn50B)-25 RF RF Sch40R

47023t500-1.0/34-6

wn50b)-25mFSch40b)-10rf RF sch80bf s=3.5 hg/t20

WN15-300RF,Sch1