Vertical-Mount Thread Check Valve for Oil Pipelines

Our Vertical Mount Thread Check Valve is a self-actuated pipeline valve that automatically controls disc opening and closing via medium flow pressure, with the sole purpose of preventing hazardous medium backflow in industrial pipelines. When medium flows in the forward direction, the valve disc is pushed open to enable unobstructed circulation; when reverse flow occurs, the disc seals tightly under reverse medium pressure to block backflow, eliminating the risk of equipment damage, pressure surges, and medium contamination.

Manufactured in strict compliance with ASME B16.34 design standards and tested per API598 inspection protocols, this 200WOG thread check valve supports a size range of 1/2” to 2”, with a pressure rating of 200WOG and an operating temperature range of -20℃ to 150℃. It is compatible with NPT, BSPT, RC, and G thread ends, and available in premium materials including WCB carbon steel, brass, CF8, and CF8M stainless steel, making it suitable for water, oil, gas, and steam mediums.

Key Features & Industry-Leading Benefits

Compact Vertical Design for Space-Limited Installations

Unlike bulky horizontal check valves, our vertical mount thread check valve features an ultra-compact, space-saving structure that fits seamlessly into installations with tight spatial constraints, eliminating the need for extensive pipeline modifications and reducing overall system footprint.

Self-Actuated Operation for Zero Additional Power Consumption

The valve’s fully automatic, flow-driven operation requires no external power sources, complex control systems, or manual intervention. This design reduces operational costs, minimizes maintenance requirements, and ensures reliable performance even during power outages or system shutdowns.

Superior Sealing Performance for Leak-Free Pipeline Operation

Engineered with advanced sealing technology and high-performance PTFE gaskets, our threaded check valve delivers exceptional sealing integrity across threaded connections and the valve body, effectively preventing medium leakage and ensuring consistent, safe operation of your entire pipeline system.

Broad Compatibility for Diverse Industrial Mediums

Available in multiple corrosion-resistant material configurations, this valve supports a wide range of liquid and gaseous mediums, with customizable options to meet the unique demands of your specific application, from crude oil pipelines to high-temperature steam systems.

Industrial Applications

Our vertical mount thread check valve for oil pipelines is widely utilized across core industrial sectors including petroleum, chemical processing, power generation, and metallurgy. It is most commonly installed at the outlet of centrifugal pumps to prevent reverse flow from damaging critical pump components, as well as at high points in pipeline systems to mitigate destructive high-pressure water hammer during emergency shutdowns. Additional applications include water treatment systems, gas distribution networks, and industrial steam pipelines, where reliable backflow prevention is non-negotiable.

Thread Check Valve

1) Design Standard: ASME B16.34

2) Threaded End: NPT.BSPT.RC.G

3) Size: 1/2"-2"

4) Pressure: 200WOG

5) Temperature: 150℃

6) Materials: Carbon steel/Stainless steel/Brass

7) Suitable Medium: Water,Oil,Gas,Steam

FAQ About Vertical Mount Thread Check Valves

What sizes are available for your threaded check valves?

Our standard threaded check valve offering ranges from 1/2” to 2” in diameter, with custom minimum sizes as small as 6mm (1/4”) and maximum sizes up to 100mm (4”) available upon request.

What thread types are compatible with your vertical mount check valves?

We support all industry-standard thread types, including NPT, BSPT, RC, and G, to ensure seamless compatibility with your existing pipeline infrastructure.

What materials are used to manufacture these threaded check valves?

Valve bodies and internal components are available in WCB carbon steel, brass, CF8, CF8M, CF3, and CF3M stainless steel, with material selection tailored to your medium and operating environment.

What is the maximum pressure and temperature rating for these valves?

Our standard vertical mount thread check valves have a pressure rating of 200WOG, with a maximum operating temperature of 150℃, suitable for the vast majority of industrial fluid transfer applications.