Featuring a welded bonnet construction, bonnet welded gate valves offer superior sealing performance and durability in high-pressure and high-temperature applications. The welded bonnet design eliminates potential leakage paths, ensuring tight sealing under extreme operating conditions. Bonnet welded gate valves find widespread use in industries such as oil and gas production, pipeline transmission, and offshore drilling, where reliable sealing and robust construction are critical for preventing fluid loss and ensuring operational safety.
Superior Sealing: Welded bonnet design ensures a secure seal, preventing fluid leakage.
High Strength: Welded construction provides added strength and durability for reliable performance.
Compact Design: Compact size allows for easy installation and integration into existing systems.
Wide Temperature Range: Capable of operating in a broad temperature range, making it suitable for diverse applications.
Reduced Risk of Leakage: Welded construction minimizes the risk of leakage, ensuring system integrity.
Long Service Life: Robust materials and welded construction contribute to a long service life with minimal maintenance needs.
Technical Parameters: | |||||||||
Size | DN15-DN2000, 1/2''-80'' | ||||||||
Pressure | PN10-PN420, Class150-Class2500 | ||||||||
Temperature | -200°C to 650°C | ||||||||
Connection type | Flange, Thread, Socket weld, Butt weld | ||||||||
Operation mode | Manual, Pneumatic, Electric, Hydraulic, Gear operation |
Materials: | |||||||||
Valve Body | Forged: A105, LF2, F5, F9, F11, F22, F304, F316, F347, F904, F51, F53, F310, N08020, Inconel625 , etc, Cast: WCB, LCB, C5, C12, WC6, WC9, CF8, CF8M, CF8C, 4A, 5A, CN7M, C95800, CW6MC, etc | ||||||||
Valve Stem | F6a, 17-4PH, XM-19, F304, F316, F347, F904, F51, F53, F310, Monel400, Monel500, N08020, Inconel625, Incoloy825,etc | ||||||||
Valve Disc | A105, LF2, F5, F9, F11, F22, F304, F316, F347, F904, F51, F53, F310, N08020, Inconel625, F6a, 17-4PH, XM-19, F304, F316, F347, F904, F51, F53, F310, Monel400, Monel500,Incoloy825,WCB, LCB, C5, C12, WC6, WC9, CF8, CF8M, CF8C, 4A, 5A, CN7M, C95800, CW6MC, et | ||||||||
Seat Sealing | SS,BR,CU,AS,CS,AL,PTFE,NBR,FKM,AI203,etc |
Design Standards: | |||||||||
Valve Body | API 600, API 602, ASME B16.34, DIN 3352, BS 5163, GOST 5762, JIS B2073, GB/T 12233, etc. | ||||||||
Flange | ANSI B16.34, EN 1982, JIS B2210, GB/T 17241, ASME B16.42, GOST 12815, DIN 3202-1, etc. | ||||||||
Connection | ANSI B16.10, ASME B16.25, JIS B2212, GOST 33259, DIN 3202, etc. |
Test Standards: | |||||||||
API 598, ISO 5208, BS EN 12266, ASME B16.104, GOST 9544-2015, JIS B2003, DIN 3230, etc. |
The meticulous selection of design standards for bonnet welded gate valves is essential to guarantee compliance with international quality and safety norms. By adhering to these standards, bonnet welded gate valves deliver exceptional performance, durability, and adaptability in diverse installations and applications.