法兰 WN 65-16 RF S=5

WN65A-16RF S=5

bl40-150ff c=1025RF S=8Sc na=34

bl450-900RF Sch40F00-/

Wn350(B)-25 RFS=4/70-16

WN 500(B)-10 RF

pl50-6rf（a）f00 RF0-1.6 δ=54 h=106 dn=500-1.600-1.6/-0.6δ=440 rf s

BL 600-600 RF32S=3.35 RFch1604.0S

WN100-40T S=4 f3=3 f2=4.

BL100-