法兰 SO 25(B)-16 FF20 dn=8-20B=42.82 H=2

SO 25(B)-16 FF20 dn=8-20B=42.82 H=2

PL800-300RF S=4.0

WN 80-150 RF0.25 RF

bl50-300rjM

PL 100(B)-16 RF6/(a

pl65(b)-16ff bb=620 RF sch40ssch40 H1=7 A=455S=8

WN150-300 RF是Ã

SW25-150 RF RF0 R/

wn80b-16rf s4.5 s=4.5

PL500-16G C