Note: This needle valve cannot be used for drinking water.
Good price CCHN 1/2" stainless needle valve is a compact 2-way needle valve made of 304/ 316 stainless steel and the temperature range is -20 to max. 180 °C. This needle valve can be used as a reliable shut-off valve, or to accurately control flow rates of clean gases or fluids.
Specification
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Model: CCHN-NV-DN15
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Size: 1/2 inch
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Connection thread size: DN15
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Needle valve diameter: 6mm
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Nominal pressure: 40 MPa/ 41MPa
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Material: 304 stainless steel: G1/2"/ M1/2", 316 stainless steel: G1/2"/ 1/2"NPT
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Working pressure: ≤420 bar
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Working temperature: -20~180℃
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Installation method: Screw connection
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Medium: Gas, liquid
Features
- Smooth and accurate flow control
- With a very compact design and reliable leak tight shut off
- High pressures up to 6000 bar
- Wide temperature range from -20 up to 180°C.
- Suited for aggressive fluids thanks to the 304 stainless steel
Dimension

| Model |
A |
B |
C |
D |
| CCHN-NV-DN15 |
60mm |
96mm |
30mm |
6mm |
Stainless Steel Needle Valve Application

Tips: How does a needle valve control pressure?
An instrument needle valve uses a tapered pin to gradually open a space for fine control of flow. The flow can be controlled and regulated with the use of a spindle. A needle valve has a relatively small orifice with a long, tapered seat, and a needle-shaped plunger on the end of a screw, which exactly fits the seat.