High temperature and high pressure integral steel gate valve
Manufactured with an integral forged or cast steel body structure, this gate valve is specifically designed for high-temperature and high-pressure applications. Featuring excellent pressure-bearing capacity, erosion resistance, and leak-tight sealing, it provides long-term operational reliability in steam, power generation, petrochemical, and refinery systems.
High temperature and high pressure integral steel gate valve
The High Temperature and High Pressure Integral Steel Gate Valve is engineered for severe service environments where elevated temperatures and pressures demand exceptional mechanical strength and sealing integrity. Its integral body construction minimizes potential leakage points while enhancing structural stability.
Designed in accordance with international standards, the valve utilizes precision-machined wedge gates and hard-faced seating surfaces to ensure reliable shut-off performance. It is widely used in thermal power plants, petrochemical facilities, oil refineries, chemical processing units, and high-pressure steam transmission systems.
Our High Temperature and High Pressure Integral Steel Gate Valves can be supplied with comprehensive international certifications:
High temperature and high pressure integral steel gate valve
| Parameter | Specification |
|---|---|
| Product Name | High Temperature and High Pressure Integral Steel Gate Valve |
| Valve Type | Integral Steel Wedge Gate Valve |
| Design Standard | API 600 / API 602 / ASME B16.34 |
| Inspection Standard | API 598 |
| Size Range | DN15–DN1200 (1/2"–48") |
| Pressure Rating | Class 150–4500 |
| Body Material | WCB, WC6, WC9, C5, C12, F11, F22, F91 |
| Gate Type | Flexible Wedge / Solid Wedge |
| Trim Material | 13Cr, SS304, SS316, Stellite |
| Bonnet Type | Pressure Seal / Bolted Bonnet |
| Connection Type | Flanged, Butt Weld, RTJ |
| Operation | Manual, Gear, Electric, Pneumatic, Hydraulic |
| Working Temperature | -29°C to 700°C |
| Applicable Media | Steam, Thermal Oil, Water, Gas, Chemicals |
| Leakage Standard | API 598 |
| Fire Safe Design | API 607 / API 6FA |
| Certification | API, ISO, CE, PED, NACE, SIL |
High temperature and high pressure integral steel gate valve
Used in main steam pipelines, reheater systems, feedwater systems, and turbine auxiliary circuits.
Provides dependable shut-off performance in high-temperature hydrocarbon processing units.
Suitable for high-pressure process fluids, steam distribution, and utility systems.
Handles aggressive chemicals and elevated-temperature process media safely.
Applied in gasification, liquefaction, and synthetic fuel production systems.
Ideal for high-pressure steam transmission and energy distribution pipelines.
Used in critical fluid control systems requiring maximum operational reliability.
Supports high-temperature gas, steam, and process fluid applications.
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%.
