法兰 PL 80(B)-10 RF b1=/u00c

pl80(b)-10rf b1=/u00c

a wn900-300 rf s

WN 600-150 RF50 R/0-1/p/

BL300-600RF/

a法兰wn50-300rfh405-0ccF20-1

WN150-300 RFF/u00c3/-4.0 î´=146 h=20

WN200-300 RF H1=7 S=9.8 A=62 c=

wn25b-25rj h=40有水线 RF S/

a wn900-300rf sS=3.

WN80-150 RF Sch40S