I’m here to help you optimise fluid control with the needle valve SHV4. This compact, high-precision valve delivers steady, micro-adjustable flow for tight tolerances in test rigs, CNC machines, and process lines. Built with a durable stainless steel body and a replaceable PTFE seat, it resists corrosion and gives a leak-tight seal under steady pressures. The SHV4 features fine adjustment threading for repeatable settings and a robust packing gland for long life in dusty or humid environments. It’s easy to install inline, compatible with standard pipe unions, and available in multiple end connections to fit your existing system. For procurement teams, I offer cheap quotes and bulk pricing options, so you can scale without blowing the budget. If you need certificates, lead times, or custom variations, tell me your specs and I’ll tailor a quote promptly.
The SHV4 needle valve combines precision flow control with robust construction for critical instrumentation and process applications. Engineered for tight shutoff, smooth adjustment and long service life, it meets the demands of hydraulic, gas, chemical and laboratory systems. Available in stainless steel and corrosion-resistant alloys, with glass- or metal-seated options and back-seat designs, the SHV4 ensures consistent performance under high pressure and temperature while minimizing leakage and wear. As a trusted OEM partner, we provide flexible customization, rapid prototyping and strict quality control including material traceability, precision machining and pressure testing. With scalable production, short lead times and international logistics support, procurement teams worldwide benefit from reliable delivery and compliance documentation. Responsive technical support and spare-parts availability simplify installation and maintenance, ensuring the SHV4 integrates seamlessly into your engineered systems.
| Parameter | Specification | Notes |
|---|---|---|
| Model | SHV4 | Needle valve model |
| Body Material | Stainless Steel 304 | Corrosion resistance |
| Seat Material | Stainless Steel 316 | High wear resistance |
| O-Ring Material | FKM (Viton) | Elastomer seal |
| Port Size | 1/4" NPT (female) | Standard pipe thread |
| End Connection | Compression Tube 1/4" OD | Secure tube fitting |
| Max Working Pressure | 1000 psi | ≈ 6.9 MPa |
| Cv (Flow Coefficient) | 0.50 | Flow capacity |
| Orifice Diameter | 0.8 mm | Metering orifice |
| Temperature Range | -20 to 230 | Degrees Celsius |
| Seal Type | Metal seat with elastomer backup | Dual sealing |
| Actuation | Manual knob | Hand operate |
| Stroke Length | 6 | Millimeters |
| Maintenance Interval | 12 | Months |
| Media Compatibility | Air, water, light oils | Non-corrosive fluids |
| Certifications | ISO 9001 | Quality management |