Bottom valve
The Bottom Valve is installed at the bottom outlet of tanks, reactors, and storage vessels to ensure complete media discharge and prevent residue accumulation. Featuring excellent sealing performance, corrosion resistance, low dead space design, and reliable operation, it is widely used in chemical, pharmaceutical, food, and industrial processing applications.
Bottom valve
The Bottom Valve is specifically designed for installation at the bottom of storage tanks, reactors, and process vessels, allowing direct discharge of liquids, slurries, and process media. Its unique bottom-entry design minimizes dead zones, reduces product retention, and improves process efficiency.
Manufactured from premium-grade materials and engineered for demanding industrial environments, the valve offers excellent sealing performance, easy maintenance, and long service life. It is especially suitable for applications requiring sanitary conditions, complete drainage, and high operational safety.
As a professional industrial valve manufacturer, we provide comprehensive OEM and ODM services for global customers.
Our Bottom Valves are manufactured under strict quality control systems and comply with international standards:
Bottom valve
| Parameter | Specification |
|---|---|
| Product Name | Bottom Valve |
| Valve Type | Tank Bottom Discharge Valve |
| Size Range | DN25 – DN400 |
| Pressure Rating | PN10 – PN40 / Class 150–300 |
| Body Material | SS304, SS316, SS316L, Carbon Steel |
| Disc Material | Stainless Steel |
| Seat Material | PTFE, EPDM, Viton, Metal Seat |
| Connection Type | Flanged, Welded, Clamp, Threaded |
| Operation | Manual, Pneumatic, Electric |
| Operating Temperature | -20°C to +250°C |
| Applicable Medium | Water, Chemicals, Oil, Slurry, Food Products |
| Leakage Class | ANSI/FCI 70-2 Class VI |
| Surface Finish | Polished, Pickled, Passivated |
| Design Standard | DIN, ANSI, API |
| Installation Location | Tank Bottom Outlet |
Bottom 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%.
