ASME B16.34 Piston Check Valve, ASTM A105, 1 Inch, 800 LB
Key Specifications / Features
This 1-inch (DN25) Class 800 forged piston check valve conforms to API 602 and ASME B16.34 and features socket-weld ends to ASME B16.11. Its A105 forged carbon steel body and bolted bonnet deliver outstanding mechanical strength for high-temperature, high-pressure working conditions. The piston-type lift structure provides dependable non-return performance. Tested per API 598, it offers stable sealing and easy disassembly for maintenance. Widely used for steam, hydrocarbon, and industrial process piping, it comes with complete material test reports.
Detail Information
Forged Steel Piston Check Valve, Class 800, Socket Weld End, API 602
| Product Name | Piston Check Valve |
| Design Standard | API 602, ASME B16.34 |
| End Connection | Socket Weld (SW), conforming to ASME B16.11 |
| Size | 1 Inch, DN25 |
| Pressure Class | 800 LB, PN130 |
| Body Material | ASTM A105 Forged Carbon Steel |
| Bonnet | Bolted bonnet construction |
| Test Standard | Hydrostatic test per API 598 |
| Marking No. | 25092401180 |
Core Advantages
- Piston-type lift structure, reliable non-return function, prevents medium backflow
- High-strength forged A105 carbon steel body, suited for high-pressure & high-temperature service
- Compact bolted bonnet design, easy disassembly for inspection and maintenance
- Stable sealing performance, available with full MTR
- Ideal for steam, oil, gas, and high-pressure process piping
Typical Applications
- Power station piping
- Petrochemical and refinery pipelines
- High-pressure steam systems
- Industrial process piping networks
Supplier Information
Bosseal Valves (Suzhou) Co., Ltd.
Verified Supplier
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