HG/T 20592  法兰盖 BL 300-25 M K=43150-�fg20615 wn400-60RJ0/9

bl300-25 m K=43150-�fg20615 wn400-60RJ0/9

SO 150-150 RF Sch80/data

BL 150-150 RF/data

WN 2"-300 RF

SO 150-150 RF

DN700/PN16/12B

BL1-1/2"-150 RF L=15.8 d=

AXC-11

3 FM 800-2.5 δ0=12

WN 400(B)-16 RF S=12J4F0rCH4F=6 und&S=ุ�⬦°wn4