INV08-21 Hydraulic Needle Valve

Name: INV08-21 Hydraulic Needle Valve
Brand: Wuhu Inno Hydraulic Technology Co., Ltd.

This valve features a needle-shaped control element that allows for accurate adjustment and regulation of fluid flow rates. The INV08-21 hydraulic needle valve is ideal for applications where fine-tuning of flow rates is crucial, such as hydraulic actuators, cylinder speed control, and pressure regulation. With its durable construction and reliable performance, this valve ensures precise flow control and enhances the efficiency and performance of hydraulic systems.

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Specifications of INV08-21 Hydraulic Needle Valve

Operating Pressure	240 bar (3500 psi)
Flow	See Performance Chart
Internal Leakage	0.25 ml/min. (5 drop/minute) max.at shut-off
Adjustment Torque Required	0.34 Nm (3 inch-pounds) at 7 bar (100 psi); 0.68 Nm (6 inch-pounds) at 207 bar (3000 psi)
Temperature	-40 to 100°C
Fluids	Mineral-based or synthetics with lubricating properties at viscosities of 7.4 to 420 cSt (50 to 2000 ssu)
Installation	No restrictions
Cavity	IVC08-2; See page 297

Material

Cartridge	Weight: 0.15 kg. (0.33 lbs.); Steel with hardened work surfaces. Zinc-plated exposed surfaces. Seal: D type seal rings; Anodized aluminum knobs.
Standard Ported Body	Weight: 0.16 kg. (0.35 lbs.); Anodized high-strength 6061 T6 aluminum alloy, rated to 240 bar (3500 psi). Ductile iron and steel bodies available; dimensions may differ. Consult Inno.

Features of INV08-21 Hydraulic Needle Valve

1. Adjustments cannot be backed out of the valve.

2. Hardened parts for long life.

3. Industry common cavity.

4. Fine/low effort adjustment.

5. Positive shut-off.

6. Linear adjustment.

Operation Symbol of INV08-21 Hydraulic Needle Valve

The INV08-21 increases its orifice value from fully closed to fully open with adjustment rotation in the counterclockwise direction. Effective adjustment is linear to eight turns.

Note: This is intended as a low-effort adjustment suitable for operation through linkage. It may be unsuitable in environments where vibration is present.