H42N Vertical check valve
The Vertical Check Valve is specifically designed for installation in vertical piping systems. It automatically opens under forward flow pressure and closes when flow stops or reverses. Featuring compact construction, low pressure loss, reliable sealing, and excellent durability, it provides dependable backflow prevention for water, oil, gas, and industrial fluids.
Vertical check valve
The Vertical Check Valve is a non-return valve engineered for vertical pipeline installations where flow direction is upward. Utilizing a spring-assisted or gravity-operated disc mechanism, the valve automatically allows fluid to pass in one direction while preventing reverse flow when system pressure decreases.
Its compact design, excellent sealing performance, and minimal maintenance requirements make it an ideal choice for pump outlets, water supply systems, HVAC networks, and industrial process pipelines. Manufactured from premium materials, the valve delivers long-term reliability in demanding operating environments.
As a professional valve manufacturer, we offer complete OEM and ODM services to meet specific customer requirements.
Our Vertical Check Valves are manufactured under strict international quality standards and comply with:
Vertical check valve
| Parameter | Specification |
|---|---|
| Product Name | Vertical Check Valve |
| Valve Type | Vertical Non-Return Valve |
| Size Range | DN15 – DN600 |
| Pressure Rating | PN10 – PN100 / Class 150–600 |
| Body Material | Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel, Brass |
| Disc Material | Stainless Steel, Brass, Alloy Steel |
| Seat Material | NBR, EPDM, PTFE, Metal Seat |
| Spring Material | Stainless Steel |
| Connection Type | Threaded, Flanged, Wafer, Welded |
| Operating Temperature | -20°C to +425°C |
| Applicable Medium | Water, Oil, Gas, Steam, Chemicals |
| Flow Direction | Upward Vertical Flow |
| Leakage Class | ANSI/FCI 70-2 Class VI |
| Design Standard | API, ANSI, DIN, BS |
| Installation Position | Vertical Pipeline Only |
Vertical check valve
Material customization plan
Customized 316L stainless steel valves forGerman chemical enterprises. Resistant tostrong corrosion, suitable for their acidicmedium transportation systems, with aservice life extended to over 8 years.
Structural optimization design
For the Saudi desert project, the valve stemsealing structure was changed to a doublebellows design to address the leakage issuein the high-temperature and dustyenvironment, and it was highly recognizedby the customers.
Interface standard adaptation
Customized API 600 standard valves for acertain company in the United States. Theflange size is fully compatible with ANSIB16.5, ensuring zero error during on-siteinstallation and reducing the constructionperiod by 30%.
