Disc Check Valve Manufacturing

Disc Check Valve Manufacturing

A Disc Check Valve (DCV), also known as a non-return valve, is an automatic, compact valve designed to allow fluid to flow in one direction and prevent backflow. It uses a spring-loaded disc mechanism that closes when the fluid flow reverses, thereby protecting pumps, compressors, and piping systems from damage.

Manufacturers of Disc Check Valves design these valves using high-quality materials like Stainless Steel (SS304, SS316), Carbon Steel, or Bronze, suitable for use in vertical or horizontal pipelines. These valves comply with API, BS, DIN, and ANSI standards, and are commonly used in industries like steam, gas, water, chemical, HVAC, and power plants.

India, especially regions like Ahmedabad, Coimbatore, and Mumbai, is a major hub for precision-engineered disc check valve manufacturing.

Top 10 FAQs – Disc Check Valve Manufacturing

1. What is a disc check valve used for?
   It prevents reverse flow in a piping system and protects pumps and equipment from back pressure.
2. How does a disc check valve work?
   It uses a spring-loaded disc that opens with forward flow and closes immediately when the flow stops or reverses.
3. What are the standard materials used?
   SS304, SS316, WCB (Carbon Steel), Cast Iron, Bronze, and Duplex Steel.
4. What sizes are available?
   Standard sizes range from 15mm (½”) to 300mm (12”), depending on the manufacturer.
5. Are disc check valves suitable for vertical installation?
   Yes, they can be installed in vertical or horizontal flow directions.
6. What is the pressure rating of a typical disc check valve?
   Common pressure classes include PN16, PN25, PN40, Class 150, and Class 300.
7. Do they come with end connections?
   Mostly offered in wafer-type design to be mounted between flanges (PN or ANSI), with optional lugged designs.
8. Are these valves suitable for steam lines?
   Yes, especially those with metal-to-metal or graphite sealing are ideal for steam and high-temperature services.
9. What is the cracking pressure of a disc check valve?
   Usually low (0.2 to 0.5 bar), ensuring quick opening even at minimal flow.
10. Do manufacturers provide testing certifications?
    Yes, reputed manufacturers provide hydro test, seat leakage test, material test reports, and third-party inspection on request.

Applications of Disc Check Valves

• Steam and Condensate Lines
• Petroleum and Chemical Industries
• Water Supply & Distribution
• Pump Discharge & Recirculation Lines
• HVAC Cooling & Chilled Water Lines
• Power Plants & Boiler Systems
• Process Plants (Acids & Solvents)
• Food & Pharmaceutical Plants
• Heat Exchangers and Compressors

Features with Uses

Key Points to Remember

• ✅ Design: Wafer-type, spring-loaded, automatic
• ✅ Size Range: ½” to 12” (15mm to 300mm)
• ✅ Materials: SS304, SS316, WCB, CF8M, Bronze
• ✅ Seat Options: PTFE, metal-to-metal, graphite
• ✅ End Connection: Wafer design for PN/ANSI flanges
• ✅ Pressure Class: PN16 to PN40 / Class 150–300
• ✅ Temperature Range: -20°C to 400°C
• ✅ Flow Direction: One-way (non-return)
• ✅ Industry Use: Water, oil, gas, steam, chemical
• ✅ Certifications: ISO, IBR, CE, API, third-party inspections

Contact Us For More Details On :

Call – 9687876793

Email - tridentflowcontrol5456@yahoo.com

Website – www. tridentflowcontrols.com

Address - 90, Vrundavan Estate, Opp. Vijay Estate, Bhikshuk Gruh, Odhav, Ahmedabad-382 415.

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