Lug style valves shall be capable of providing bidirectional "DeadEnd Service" at full pressure without the need for down stream blind flange.
凸耳式阀门应该有能力在全压力下提供双向“终端应用”，不需要下游蒸汽无口法兰。
2
Series 2300 Direct Operated Water Pressure Reducing Valves are designed for dead-end water service where the flow is intermittent and changes rapidly, as on domestic water system.
系列2300直接操作水减压阀适用于室内水系统流量有间歇性变化和变化迅速的终端水应用场合。
3
Hycar composition single seat provides for dead-end shutoff and prevents pressure-creep when no flow is required.