供应英国斯派莎克减压阀
运行时无需额外动力).
气动控制阀
范围表
Pressure Reducing Valves
Surplussing Valves
Valve type
Pilot operated
Direct acting
Compact direct acting
Pneumatically
actuated
DP
DRV
BRV2
BRV7
SRV2
LRV2
SPIRA-TROL
Steam Applications
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