| Customization: | Available |
|---|---|
| Media: | Gas |
| Driving Mode: | Pneumatic |
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Body: Crafted with precision and attention to detail, the body of our Four Lever Offset Shutoff Butterfly Valves stands as a testament to advanced engineering. Designed to withstand demanding environments, it promises longevity and impeccable performance, ensuring that your critical systems remain safeguarded and efficient.
| Type | Four Lever Offset Buterfly Valves |
| Body Size | NPS 6-64''(DN 150-DN 1600) |
| Disc Form | Four Lever Eccentric |
| Flow to | Flow into the shaft side |
| Characteristics | Liner/On-off |
| Trim material/Trim treatment | See valve material table |
| Body ratings | ASME B16.34 ANSI 150 |
| Body Connections | ·ANSI, EN Double Flanged ·ANSI B16.25 ·API 609 Single Flange-Lug Type |
| Face to Face Dimension | See valve overall size |
| Range ability | Over 100:1(See Cv coefficients table) |
| Bonnet Type | Standard -29 degree Radiation fin -55 degree-566 degree Cryogenic -196 degree-55 degree |
| Packing | PTFE flexible graphite |
Leakage Class |
According to API 598 Zero Leakage |
• A robust and adaptable maximum diameter for connecting valve body extending up to DN4000, offering exceptional versatility and capability.
• Revolutionary unique four-stem structure design combined with an innovative flat seal design to ensure optimal performance.
• Ingenious external double bearing design effectively prevents medium from infiltrating the bearing, thereby eliminating potential blockages.
• Strategically positioned drain valve proactively prevents medium corrosion, enhancing longevity and reliability.
• Advanced high-temperature endurance design capable of withstanding temperatures soaring up to an impressive 800 ºC
• Built-in API607 Fire Protection Design for unparalleled safety and peace of mind.
• Sophisticated integral stem design with an anti-center shaft out feature for enhanced stability.
• Innovative anti-static design to safeguard against electrical discharges.
• Thoughtful anti-misoperation design to prevent unintended activations, ensuring reliability.
• A variety of multiple sealing structures available for selection, allowing for customization and flexibility.
• Durable fabricated construction to meet rigorous demands and provide lasting performance.
• During the initial stage of opening and final stage of closing, the disc executes a parallel movement to the body seat ensuring a friction-free and smooth operation.
• A diverse range of various seat arrangements to accommodate different needs and specifications.
★ Design standard: Our stringent design benchmarks adhere to AP1598, API607, and ASME B16.34, ensuring robust reliability and safety.
★ Standard size: Available in sizes NPS12-160 (DN300-DN4000), catering to various industrial requirements.
★ Pressure class: Designed to withstand pressure classes from PN2.5 to PN20, including ASME CLASS 150.
★ Applicable temperature: Suitable for diverse environments with temperature ranges from -20 °C to 800 °C.
★ Leakage class: Engineered for minimal leakage, conforming to ANSI B16.104 VI and API 598 standards. no leakage
★ Body material: Crafted from premium materials like ASTM A105, A351 CF8M,and special alloys to ensure superior durability and performance.
★ Valve internals material: Constructed using A479-316, S2205, 17-4PH for exceptional strength and resilience.
★ Operation mode: Offering versatile operation options including manual,, pneumatic,electric, and electro-hydraulic to meet various operational needs.
★Our product range is adaptable and can be expanded according to user-specific requirements.
• Sand Blasting Surface Treatment SA2.5
1. The valve body undergoes comprehensive sandblasting both inside and out, ensuring pristine surface quality.
2. Experience the smooth and refined surface post-sandblasting, offering exceptional paint adhesion.
3. In cases where the oxygen content in medium exceeds 23.5%, external sandblasting suffices as internal sandblasting is unnecessary.•
Petro China 270,000 tons/year sulfur tail gas standard project: Critical to the success of large-scale projects, providing reliable shutoff solutions that meet the highest industry standards.
Catalytic flue gas turbine outlet butterfly valve instead of water seal tank: An innovative substitution that enhances efficiency and safety in gas management systems.
Comparison of SINOPEC catalytic flue gas turbine outlet to heat recovery boiler site: Showcasing superior performance through strategic application of our advanced valve technology.
Images from the scene: Capturing the precision and reliability of valve operations in real-world settings. of SINOCHEM GROUP Refining and Chemical: Leading the way in refining and chemical processing with top-tier valve solutions that drive operational excellence. Catalytic flue gas turbine outlet: Engineered to perfection, our valves effectively manage flue gas emissions, ensuring compliance and efficiency. to chimney: Transitioning smoothly from turbine to chimney, maintaining integrity and performance throughout the process.
SNT Machinery (Qingdao) Co., Ltd. is an illustrious producer of control valves, seamlessly integrating cutting-edge manufacturing, innovative design, dynamic sales, and comprehensive services all under one roof. Positioned strategically in Qingdao, Shandong province, with a sprawling expanse of 42,000m², it is equipped with state-of-the-art workshops and production facilities. Recognized as a high-tech enterprise, SNT proudly possesses independent intellectual property rights, augmented by imported advanced management and production expertise. Our team boasts over 150 dedicated professionals, with research and development specialists comprising 15%, and 30% of our workforce holding graduate or higher degrees. Leveraging our elite production management team and pioneering technology research and development, we manufacture a vast array of high-quality valves, pivotal in the petrochemical, oil, and coal chemical industries. Our impressive sales value reached nearly 100 billion in 2017.
SNT has proudly obtained the TS special equipment manufacturing certificate and ISO 9001 accreditation, further bolstered by the net qualification certificates of industry giants such as SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our commitment to innovation is evidenced by numerous national patents across various technologies. We excel in designing and manufacturing a comprehensive range of valves adhering to ANSI, API, DIN, BS, and JIS standards. By amalgamating the benefits of globally renowned valves with our independent research and development, we excel in producing an extensive variety of valves including GLOBE, High Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, Eccentric Rotary Valves, Three-eccentric Center Butterfly Valves, V Ball Valves, High Wear-resistant Ball Valves, High Pressure Steam Valves, Micro-flow Control Valves, Self-operated Control Valves, Cryogenic Valves, etc. Our versatile driving forms encompass manual operation, power-driven, pneumatic, and hydraulic drive options. We utilize premium materials like A216WCB, A217 WC6/WC9, A351 CF8/CF8M/CF3/CF3M, with specifications ranging from 1/2" to 120", handling working pressures ANSI 150# to 2500#, and operating temperatures from -196ºC to 1100ºC.
With advanced production technology management and a robust quality assurance system, SNT valves are esteemed in sectors such as petrochemical, oil, steel & iron, paper manufacturing, and power stations. Our distinguished clientele includes industry leaders like SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, SINOPEC Changling branch, and the Jinan branch, among others.
At SNT, we prioritize our users' profits, dedicating ourselves to cultivating exceptional quality and a trustworthy brand. Our impeccable quality assurance and after-sales systems ensure that SNT valves stand in solidarity with our customers, forging a path to shared prosperity and success.
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