
Check Valve
Non-return check valves designed to prevent reverse flow, protect pumps and ensure smooth operation of industrial pipeline systems.
Product Description
| Design | : API 6D, BS 1868, ANSI B16.34 |
|---|---|
| Face to Face | : ANSI B16.10 |
| End to End | : Flanged / Wafer |
| Speciality | : Automatic non-return, Non-slam design |
| Materials | : CI / DI / Carbon Steel / Stainless Steel |
| Mounting Flang | : Line Mounted |
| Test Standard | : API 598 |
| Operation | : Automatic (Flow Operated) |
| Size | : 40mm – 600mm |
| Class | : Class 150, Class 300, PN10, PN16 |
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Check Valve - Automatic Backflow Prevention: Our check valves provide reliable protection against reverse flow with automatic operation that requires no external control. Available in swing, lift, wafer, and dual plate configurations, these valves employ non-slam mechanisms with spring-assisted closing to prevent damage to downstream equipment and eliminate harmful water hammer effects in pipeline systems.
Advanced Performance Characteristics: Designed to withstand extreme conditions, our check valves operate from -20°C to +400°C with pressure ratings up to ANSI Class 300 (PN50). The dual plate spring-assisted design ensures minimal pressure drop with low cracking pressure, allowing fluid to flow freely in the forward direction while providing instant closure upon backflow reversal.
Protective Functions & Design: These valves serve critical roles in pump discharge lines and pipeline systems by eliminating backflow damage, reducing water hammer effects, and protecting valuable equipment. The rugged compact body design and precision machined sealing surfaces ensure reliable long-term performance in diverse applications ranging from water treatment to chemical processing.
Maintenance & Standards Compliance: Featuring replaceable seals and springs for field service, our check valves minimize operational downtime and maintenance costs. Built to API 6D, BS 1868, and ISO 1414 standards, they are inspection-friendly and compatible with industry-standard testing procedures, ensuring global applicability across multiple industrial sectors.


