AsalAra Bolted Cover Check Valve
- Bolted Cover Check Valve
The AsalAra Bolted Cover Check Valve is engineered to provide dependable backflow prevention in various industrial fluid systems. Its bolted cover design enables quick and secure access to the internal components, facilitating maintenance and inspection without disturbing pipeline connections.
Manufactured with durable materials, this valve is suitable for high-pressure and high-temperature environments, ensuring long-lasting performance. It is ideal for applications where reverse flow prevention is critical, such as in water treatment, power generation, petrochemical, and oil and gas industries.
The valve features a full-body construction with a guided disc or swing mechanism to ensure tight shut-off and minimize water hammer. The robust bolted cover enhances structural integrity and operational safety.
NPS (inch)
DN (mm)
2” – 48”
DN 50 – DN 1200
Standard
Rating
ASME
Class 150, 300, 600, 900, 1500
- Body: Carbon Steel ASTM A216 WCB, Stainless Steel ASTM A351 CF8M, Alloy Steel ASTM A217 WC6
- Disc: Stainless Steel, Hardened alloys, or with resilient seating
- Seat: Metal-to-metal or soft seat options (PTFE, rubber)
- Cover Bolts: High tensile alloy steel
- Flanged – ASME B16.5 / B16.47
- Butt Weld Ends – ASME B16.25
- Socket Weld Ends – ASME B16.11
- Face-to-Face – ASME B16.10
AsalAra Control Valve Series
Bolted Cover Check Valves
Bolted Cover Design
Simplifies maintenance and inspection without pipeline disassembly
Robust Full-Body Construction
Ensures durability under high pressure and temperature
Guided Disc or Swing Mechanism
Provides reliable, tight shut-off to prevent backflow
Metal or Soft Seat Options
Allows customization based on fluid type and sealing requirements
Wide Size and Pressure Range
Suitable for diverse industrial applications
Corrosion-Resistant Materials
Enhances service life in harsh environments
Fire-Safe Design Available
Meets industry safety standards for critical applications
Water and wastewater treatment plants
Oil and gas pipelines and refineries
Power generation facilities
Petrochemical processing
HVAC and fire protection systems
- Swing check or piston check designs
- Pressure-assisted closing mechanism
- Spring-assisted closing for rapid shut-off
- Anti-corrosion coatings and linings
- Customized end connections as per client needs
- Locking device for maintenance safety
- API 6D / ASME B16.34
- API 594 – Check Valve standards
- API 598 – Pressure and leakage testing
- API 607 / ISO 10497 – Fire-safe certification
- NACE MR0175 / ISO 15156 – Sour service compliance
- PED 2014/68/EU (where applicable)
AsalAra’s Bolted Cover Check Valve combines ease of maintenance with robust performance in critical backflow prevention, tailored to meet the stringent demands of modern industrial applications.