HG/T 20592  法兰 WN 400(B)-6 RFF sF08F FF.105J000-R@rf3 ScFquot

WN400(B)-6RFF sF08F FF.105J000-R@rf3 ScFquot

WN100-300 RF Sch40

WN100-300 RF Sch60

2 CT 1600-1.620δ

PL25-10FFbF4RF15 W C=385-0-=6c0010

WN100-900RF S=5

SO 50-150 RF Sch400 RF S RF.6/38-

WN25-150RF-S=3.5A

SO 65(B)-150 RJ/040

SO20-150RFawn50=3h40SM0RF