法兰 PL 40(B)-16 FF B1=520.10rfr

PL40(B)-16 FF B1=520.10rfr

wn500 b-40rf0

wn80-150 rf sch80s/

WN15(B)-63 fm1000-150/

WN 50-150 RF Sch80s10/

So40B-16rf

wn25b)-63 rf0 RFR00(b)-10rf.5 s=3.f40 FM 0F50

WN 250(B)-25 RF Sch4000-400RFS=20H1=102H=240 SCH40S

WN 50-150 RF sch60

47023 fm550-1.