經(jīng)濟，壓力高達2000磅/平方英寸，防噴閥桿
NVII型針閥在所有應用中都提供了方便的流量調(diào)節(jié)，包括壓力表和儀表的關(guān)閉和節(jié)流。采用一體式熱鍛黃銅閥體結(jié)構(gòu)，可提供多年的免維護服務。NVII型具有防篡改設(shè)計和防噴桿，具有優(yōu)異的性能和可靠性。
產(chǎn)品應用
儀表管線關(guān)閉、儀表隔離、排水閥和壓力計
特征
壓力達到2000 psi
一體式車身結(jié)構(gòu)
防篡改設(shè)計和防噴閥桿
| Model | Description |
|---|---|
| NVII-1B | Needle valve (female x female). |
| NVII-2B | Needle valve (male x female). |
Specifications
Service: Gases and liquids compatible with wetted materials. Not rated for steam use.
End Connection Size: 1/4" female NPT.
Pressure Limit: 2000 psi (138 bar) (CWP).
Wetted Materials: Valve Body: brass (CW617N); Retainer, Handwheel: brass (CW614N); O-Ring: fluoroelastomer.
Temperature Limits: -40 to 350°F (-40 to 176.7°C). (Warning: freezing of the fluid in the installation may severely damage the valve.)
Flow Coefficient: 0.31.
Weight: 0.22 lb.
