法兰 WN 50(B)-16 RF=120 h0 K=22

hg/t20592 wn50(B)-16RF=120 h0 K=22

PL20-25RF

47023 rf1000-1.0 δ=60 h=150

bl 20-100 FFb=6ch630000-f/@47023 rf

wn250-63MC=15.5 f1=2.5 b=30- PL 50(B)-16

SO100(B)-16 T0/7

wn150(b)-16rfsï

WN100-63RF

WN80-150 rf SCH40S

WN50-40T S=

WN80(B)-16 RF