法兰 WN 50(B)-16 RF,S=5

WN32-63G D=125 K=

法兰WN50(B)-16 RF,S=5

JWN 150×200-150 RF Sc

wn50-300 rf c=27 h=76 a=60

WN20-1500 RF RFF S=10 RF6 RF S

WN15 -300 RF 904L0=5S=6.02 F8 PL50(B)-10RF-1.03rf-

47023-FM600-4.0300-6chch40s325â

WN65-1500 RF S=4h2R4102RF2cr17ni12mRF=10

2