法兰 BL 40-16 RF/

法兰盖bl40-16rf/

PL80(B)-10 RFF Sch8H258-10FFh400mpa5

bl200(a)-16RF K=160 n0s=4-82F0F

wn80-40 rf/ S=12/800/6 RF HG/T20592-200 RF Sch80400-0.640/64-11=3 b=5

wn25)-16rf200S=57090-150RFT20FR15 wn50-F3F(b)-93

pl65-16ffefA0 RFF0

wn40-40 rf n=72 a

PL 50