NVII系列 Dwyer NVII系列 针阀

承压138bar；防喷出阀杆设计；低价位

NVII系列 针阀能用于多种应用场合，特别是压力表和其它仪表接液管的切断和控制。采用锻造黄铜材质，坚固耐用。NVII型采用了阀杆防喷结构，性能优良，可靠性高。

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.