DSV 21-1 DR-30,(替代DSV2-1DR);;压力暂定30bar,需要同客户确定
Pressure depending closing valves
D 3990 (01/2007-00)
DSV 21-1 CR-100;;;;(替代DSV2-1CR)
Pressure depending closing valves
D 3990 (01/2007-00)

DSV 21-1 DR-30,(替代DSV2-1DR);;压力暂定30bar,需要同客户确定
Pressure depending closing valves
D 3990 (01/2007-00)
DSV 21-1 CR-100;;;;(替代DSV2-1CR)
Pressure depending closing valves
D 3990 (01/2007-00)