2-Inch Ball Valve: Product Overview
A 2-inch ball valve is a quarter-turn valve designed for precise control of fluid flow in pipelines. Its compact design, durability, and versatility make it a popular choice across industries such as oil and gas, chemical processing, water treatment, and HVAC.
Key Specifications
1. Size:
– Nominal Diameter: 2 inches (DN50)
– Face-to-Face Dimensions: Complies with ASME B16.10 standards.
2. Pressure Rating:
– Standard Ratings: Class 150 (285 PSI), Class 300 (740 PSI), Class 600 (1,480 PSI).
– Customizable for higher pressures (upon request).
3. Connection Types:
– Flanged: ASME B16.5 or EN 1092-1 standards.
– Threaded: NPT (National Pipe Thread) or BSP (British Standard Pipe).
– Socket Weld or Butt Weld: For high-pressure systems.
4. Materials:
– Body: Carbon Steel, Stainless Steel (SS304/SS316), Duplex Stainless Steel, SDSS, Brass, or Ductile Iron.
– Ball: Chrome-plated stainless steel or ceramic-coated for abrasion resistance.
– Seats: PTFE (Teflon), PFA, PPL, or metal-to-metal for high-temperature applications.
5. Operating Temperature:
– Standard Seals: -20°C to 200°C (-4°F to 392°F).
– High-Temperature Seals: Up to 450°C (842°F) with metal seats.
6. Operation Methods:
– Manual: Wrench, Lever or gear box operated.
– Automated: Pneumatic, electric, or hydraulic actuators for remote control.
Classifications
1. By Design:
– Full Port: Full-bore design minimizes pressure drop.
– Reduced Port: Compact, cost-effective for general use.
2. By Function:
– Floating Ball: Suitable for low-to-medium pressure.
– Trunnion Mounted: Ideal for high-pressure and large-diameter systems.
Advantages
- Quick Operation: 90-degree rotation for fast shut-off.
- Low Maintenance: Simple structure with minimal wear parts.
- Leak-Tight Sealing: PTFE seats ensure zero leakage.
- Corrosion Resistance: Stainless steel or coated materials for harsh environments.
- Versatility: Compatible with liquids, gases, and slurries.
Maintenance Tips
1. Regular Lubrication: Apply grease to the stem and seals annually.
2. Inspect Seals: Replace worn PTFE seats to maintain sealing performance.
3. Clean Internals: Flush the valve to remove debris in slurry applications.
4. Check Actuators: Ensure pneumatic/electric components function smoothly.
Applications
- Oil & Gas: Pipeline isolation and control.
- Chemical Plants: Handling corrosive fluids.
- Water Treatment: Flow regulation in pumps and tanks.
- HVAC Systems: Heating/cooling media control.
2 inch ball valve combines robust construction with adaptability, ensuring reliable performance in demanding industrial environments. For custom configurations, consult with manufacturers to meet specific operational needs.
Post time: Mar-14-2025