| Application | General | Place of Origin | anhui,china |
|---|---|---|---|
| Power | pneumonia | Customized support | OEM, ODM |
| Warranty | 1 years | Model Number | 2'-24' |
| Temperature of Media | High Temperature, Medium Temperature | Brand Name | GW |
| Media | Water | Type | Valves |
| Product | knife gate valve | Surface | Powder coating/Acid pickling/Paint |
| Test | 100% water pressure | Color | Blue |
| Model Number: | Wafer Resilient Seated Butterfly Valve | Working pressure | 1.0-1.6Mpa (10-25bar) |
| Certificate | ISO,CE | Body | Ductile Iron |
| Disc | Stainless |
1. Introduction
The 100mm Knife Gate Valve with a Pneumatic Actuator is engineered for efficient control of flow in channels, particularly in environments handling slurry, wastewater, and other abrasive or corrosive materials. The pneumatic actuator provides reliable and automated operation, making it suitable for various industrial applications.
2. Features
- Valve Size: 100mm (4 inches).
- Material: High-quality materials for durability and corrosion resistance.
- Design: Knife gate design to cut through thick media, ensuring smooth flow and minimal clogging.
- Actuation: Pneumatic actuator for automated and efficient operation.
- Seal: Resilient seal providing tight closure and preventing leakage.
- Connection: Flanged ends for easy installation and secure connection.
3. Applications
- Wastewater treatment plants.
- Mining industry.
- Pulp and paper industry.
- Chemical processing industry.
- Power plants.
4. Technical Specifications
| Parameter | Specification |
|---|---|
| Valve Size | 100mm (4 inches) |
| Body Material | Cast Iron / Cast Steel |
| Gate Material | Stainless Steel (SS304/SS316) |
| Seal Material | Resilient (EPDM, NBR, etc.) |
| Pressure Rating | PN16 |
| Temperature Range | -10°C to 120°C (14°F to 248°F) |
| Connection Type | Flanged |
| Face-to-Face Dimension | According to ISO 5752 |
| Media | Slurry, abrasive fluids, corrosive substances |
| Operating Pressure | 1.6 MPa |
| Actuation | Pneumatic |
| Air Supply Pressure | 0.4 - 0.7 MPa |
| Leakage Rate | Zero leakage (resilient seal) |
| Testing Standard | API 598 |
5. Installation Instructions
- Preparation: Ensure the pipeline and channel are clean and free of debris.
- Alignment: Align the valve with the pipeline flanges.
- Bolting: Secure the valve using appropriate bolts and nuts, ensuring even tightening.
- Pneumatic Connection: Connect the pneumatic actuator to the air supply according to the manufacturer's instructions.
- Testing: Test the valve for proper operation and check for leaks.
6. Maintenance
- Regular Inspection: Periodically inspect the valve and actuator for signs of wear or damage.
- Seal Replacement: Replace the seals if leakage is detected.
- Stem Maintenance: Ensure the stem operates smoothly and is free from debris.
- Actuator Maintenance: Follow the actuator manufacturer's maintenance guidelines.
7. Safety Precautions
- Ensure the air supply is disconnected before performing any maintenance.
- Use appropriate personal protective equipment (PPE) when handling the valve.
- Follow all relevant safety standards and guidelines.
8. Troubleshooting
| Issue | Possible Cause | Solution |
|---|---|---|
| Valve does not open/close | Obstruction in the gate area | Inspect and clean the gate area |
| Leakage through the seal | Worn or damaged seal | Replace the seal |
| Actuator malfunction | Air supply issue or actuator failure | Check air supply and inspect the actuator |
Product Show
| Technical Parameters | ||
| Nominal diameter | 200*200-1000*1000 | |
| proper temperature | -10~ 200℃ | |
| connection flange | GB/T9113、JB/T79 | |
| main material | Q235A,304 316 304L 316L | |
| Seal type | hard sea、soft seal | |
| Accessories | mounting flange The electromagnetic valve filter limit switch | |
