Low Temperature Carbon Steel Wafer Check Valve
Low Temperature Carbon Steel Wafer Check Valve
Low Temperature Carbon Steel Wafer Check Valve
Low Temperature Carbon Steel Wafer Check Valve

Low Temperature Carbon Steel Wafer Check Valve

The Dual-Plate Check Valve is a compact, lightweight, and highly efficient non-return valve designed to prevent backflow in piping systems . Its innovative dual-plate design, consisting of two spring-loaded plates hinged on a central pin, ensures rapid closure and minimizes the risk of water hammer, protecting downstream equipment and extending system life .

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Product Description

Product Details

This valve is engineered to the highest standards, featuring an ASTM A350 LF2 body and SS316 trim, making it an ideal choice for demanding high-pressure applications in the oil & gas, petrochemical, and power generation industries.


Key Specifications

Parameter Specification
Valve Type Dual-Plate Check Valve (Double Disc)
Sizes 6 inch & 8 inch (NPS 6 & 8)
Pressure Class 1500 LB (ASME Class 1500)
Body Material ASTM A350 LF2 (Forged Carbon Steel, Low Temperature)
Trim Material SS316 (Stainless Steel 316)
End Connection RTJ (Ring Type Joint)
Design Standard API 594
Face-to-Face ASME B16.10
Test Standard API 598

Design Features & Benefits

  • Dual-Plate (Double Disc) Design: The two spring-loaded plates provide a streamlined flow path, resulting in a very low pressure drop compared to traditional swing check valves . The design's compact nature makes the valve significantly lighter and smaller, saving valuable installation space .

  • Quick Closure & Non-Slam Action: The spring-assisted plates close rapidly as soon as forward flow ceases, effectively preventing backflow and minimizing the water hammer effect that can damage pipelines and pumps .

  • RTJ End Connection (Ring Type Joint): The 1500LB pressure rating combined with the RTJ flange connection ensures a robust, metal-to-metal seal that is essential for high-pressure and high-integrity services . This design provides a reliable, leak-proof connection suitable for the most demanding conditions.

  • Easy Installation: Its wafer or lug-type design (depending on the specific model) allows for simple and quick installation between standard pipeline flanges, reducing downtime and labor costs .

  • Bi-Directional Installation: The valve can be installed in both horizontal and vertical pipelines, offering flexibility in system design .

  • Wide Temperature Range: Depending on the internal materials, the valve is suitable for a wide operating temperature range, from -196°C to +815°C, ensuring performance across various services .

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