Basic Info.
| Model NO. | DN80-DN800 | Material | Wcb/Stainless Steel/Ductile Iron |
|---|---|---|---|
| Connection Form | Flange/Wafer | Pressure | Ordinary Pressure |
| Actuator | Handwheel/Pneumatic/Electric/Gear Box | Seal Surface | Wedge Gate Valve |
| Thread Position of Valve Rod | Inside Gate Valve | Usage | Regulation, Emptying, Drain, Flow Control |
| Standard | GB/DIN/GOST | Application | Industrial Usage, Water Industrial Usage |
| Seat Seal | EPDM/PTFE/Metal | Transport Package | Standard Marine Packing |
| Specification | DN80-DN800 | Trademark | ZONY/OEM (on request) |
| Origin | Made in China | HS Code | 8481804090 |
Product Overview
This valve is designed for various industrial applications, offering durability and reliability with a stainless steel construction.
Features
- Manual operation for precise control
- Stainless steel body for corrosion resistance
- Suitable for a wide range of applications
- Compact and robust design
Technical Specifications
| Parameter | Specification |
|---|---|
| Valve Type | Knife Gate Valve |
| Body Material | Stainless Steel |
| Operation | Manual |
| Connection Type | Flanged |
| Pressure Rating | PN10 |
| Temperature Range | -20°C to 200°C (-4°F to 392°F) |
| Size Range | DN50 to DN600 |
| Seal Material | Reinforced Rubber or Metal |
| Leakage Rate | Minimal leakage |
Installation Instructions
Preparation: Ensure the pipeline is clean and free from debris. Verify flange compatibility.
Mounting: Align the valve with the pipeline flanges. Use appropriate gaskets and bolts to secure the valve. Tighten bolts in a criss-cross pattern for even pressure.
Inspection: Check the manual operation to ensure smooth movement. Ensure there are no obstructions.
Operation Guidelines
- Opening/Closing: Use the handwheel or lever to manually open or close the valve.
- Flow Control: Ensure the valve is fully open or closed to prevent partial obstruction.
Maintenance
- Regular Inspection: Check for signs of wear or damage. Ensure all components are in good condition.
- Seal Maintenance: Inspect seals periodically and replace if necessary to maintain tight sealing.
- Cleaning: Keep the valve clean and free from external contaminants.
Safety Precautions
- Use appropriate personal protective equipment (PPE) during installation and maintenance.
- Ensure all personnel are trained in valve operation and safety protocols.
Troubleshooting
| Issue | Possible Cause | Solution |
|---|---|---|
| Valve does not open/close | Physical obstruction | Clear obstruction |
| Leakage | Worn or damaged seal | Replace the seal |
Product Show
| Model | Size | Flange Standard | Test Pressure (Mpa) | Working Temp. | Medium | |
| Body Strength | Seal | |||||
| PZ73X-16RQ | DN50-DN350 | PN10/PN16/150LB | 1.6 | 1.0 | ≤80ºC | Water, Pulp, Sewage, Coal |
| DN400-DN600 | 1.0 | 0.6 | ||||
| DN700-DN950 | 0.6 | 0.4 | ||||
| DN1000 | 0.6 | 0.3 | ||||
| DN100-DN1400 | 0.5 | 0.3 | ||||
