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Q22HD Series 2-Way Pneumatic Control Piston Valves for Water, Air, Oil, and Gas
**Features:**
- 2/2 way, Single or Double Action
- Air-operated pneumatic valve
- Material: Brass
- Port Connections: G1/2", G3/4", G1", G1-1/4", G1-1/2", G2"
- Working Medium: Air, Water, Oil, Liquefied Gas, Free-flowing Viscous Liquids
- Operating Pressure: 0–1.0 MPa
- Medium Temperature: -5°C to 80°C (NBR for -5°C to 80°C; EPDM, VITON for -5°C to 150°C)
**Model Variants:**
- Q22HD-15, Q22HD-20, Q22HD-25, Q22HD-32, Q22HD-40, Q22HD-50
- Body Material: Brass
- Orifice Size: 15, 20, 25, 32, 40, 50
- Port Size: 1/2", 3/4", 1", 1-1/4", 1.5", 2"
- Available Threads: NPT, BSPT, BSPP (Female Thread)
- Working Medium: Air, Water, Oil, Gas
- Fluid Pressure: 0–1.0 MPa
- Fluid Temperature: -5–100°C
- Fluid Viscosity: Below 50 CST
- KV Value: 4, 5, 10, 25, 25, 40
- Operation: Direct Acting
- Seal Material: PTFE
- Number of Ports: 2
**Key Features:**
- Low starting pressure
- High sensitivity
- Excellent sealing performance
- No restriction on inlet direction
- Available in single or double acting control structures
- Widely used in food, medicine, industry, washing, petrochemical, metallurgy, spraying, and vehicle machinery
**Technical Parameters Table:**
| Type | Q22HD-15 | Q22HD-20 | Q22HD-25 | Q22HD-32 | Q22HD-40 | Q22HD-50 |
|--------------|----------|----------|----------|----------|----------|----------|
| Nominal Diameter | 15 | 20 | 25 | 32 | 40 | 50 |
| Thread | G1/2 | G3/4 | G1 | G1-1/4 | G1-1/2 | G2 |
| Working Medium | Gas, Water, Oil, LPG etc | Gas, Water, Oil, LPG etc | Gas, Water, Oil, LPG etc | Gas, Water, Oil, LPG etc | Gas, Water, Oil, LPG etc | Gas, Water, Oil, LPG etc |
| Working Pressure | 0.15–0.8 MPa | 0.15–0.8 MPa | 0.15–0.8 MPa | 0.15–0.8 MPa | 0.15–0.8 MPa | 0.15–0.8 MPa |
| Working Temperature | -5–60°C / -5–150°C (High Temp Type) | -5–60°C / -5–150°C (High Temp Type) | -5–60°C / -5–150°C (High Temp Type) | -5–60°C / -5–150°C (High Temp Type) | -5–60°C / -5–150°C (High Temp Type) | -5–60°C / -5–150°C (High Temp Type) |
| KV Coefficient | 4 | 5 | 10 | 25 | 25 | 40 |
**About Us:**
Ningbo Wiikade Co., Ltd. is a professional company specializing in the research, development, production, and sales of two-position two-way solenoid valves and Pneumatic cylinders. With over ten years of experience, we offer high-quality products with a wide range of specifications. Our products are widely used in industries such as machinery, textiles, chemical engineering, environmental protection, and food processing.
We adhere to the principle of "quality first, service first, continuous improvement, and innovation to meet customer needs." Our quality objective is "zero defects, zero complaints." We have a comprehensive ISO9001 quality management system that covers production, testing, sales, and after-sales service. With advanced technology, skilled personnel, and complete testing facilities, we ensure the highest standards of quality and reliability.
Our products are exported to countries including the United States, France, Britain, Germany, Italy, Russia, the Middle East, and Taiwan. We believe in building long-term relationships based on trust, quality, and excellent service.
**Why Choose Us?**
- Prompt attention to all inquiries
- Reliable partner in pneumatic and hydraulic systems
- High-quality products at competitive prices
- Custom design and production available
- Commitment to quality, customer satisfaction, and mutual success
Feel free to contact us for more information. We look forward to working with you!
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