Customization: | Available |
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Media: | Gas |
Driving Mode: | Pneumatic |
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Body
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 |
• Boasting an impressive maximum diameter of connecting valve body that extends to DN4000, our Four Lever Offset Shutoff Butterfly Valves are engineered to perfection.
• The exceptional four-stem structure design is complemented by a sophisticated flat seal design, ensuring reliability and efficiency.
• Our innovative external double bearing design effectively prevents medium intrusion, safeguarding against potential blocking and enhancing durability.
• With a thoughtfully engineered drain valve, we offer superior protection against medium corrosion, extending the life of your system.
• Crafted for extreme conditions, our high temperature design withstands heat up to an astonishing 800 ºC, ensuring optimal performance even in the most demanding environments.
• API607 Fire Protection Design ensures unparalleled safety and reliability in fire-prone scenarios.
• The integral stem design, combined with an anti-center shaft out feature, offers enhanced stability and security.
• An anti-static design is incorporated to mitigate risks, ensuring a seamless operational experience.
• Our expertly crafted anti-misoperation design minimizes human errors, providing peace of mind and confidence.
• Choose from multiple sealing structures, tailored to meet your specific needs and ensuring a perfect fit every time.
• Engineered with precision, the fabricated construction guarantees robustness and longevity.
• In the initial stage of opening and final stage of closing, the disc moves parallel to the body seat, providing a friction-free motion that enhances efficiency and reliability.
• A variety of seat arrangements are available, offering versatility and adaptability to suit diverse applications.
★ Design Standard: AP1598, API607, ASME B16.34
★ Standard Size: NPS 12 - 160" (DN 300 - DN 4000)
★ Pressure Class: PN 2.5 - PN 20 / ASME CLASS 150
★ Applicable Temperature: -20°C to 800°C
★ Leakage Class: ANSI B16.104 VI, API 598 No Leakage
★ Body Material: ASTM A105, A351 CF8M /Special Alloy, etc.
★ Valve Internals Material: A479-316; S2205; 17-4PH
★ Operation Mode: Manual, Pneumatic, Electric, Electro-Hydraulic, etc.
★Product range can be expanded according to user needs
• Sand Blasting Surface Treatment SA2.5
1. Comprehensive sandblasting of the valve body, both internally and externally, ensuring a pristine finish
2. Post sandblasting, the surface achieves exceptional smoothness, significantly enhancing the adhesion of subsequent paint layers
3. For media with oxygen content above 23.5%, sandblasting is applied externally, whereas internal sandblasting becomes unnecessary•
Petro China 270,000 tons/year sulfur tail gas standard project: Contributing to large-scale projects, our solutions ensure optimal performance and compliance with industry standards.
catalytic flue gas turbine outlet butterfly valve instead of water seal tank: Our innovative design replaces traditional methods, offering superior efficiency and reliability in gas turbine applications.
Comparison of SINOPEC catalytic flue gas turbine outlet to heat recovery boiler site: Witness the superior efficacy of our products in comparative scenarios, driving innovation and excellence.
Images from the scene: Capturing our products in action, these images showcase the robustness and effectiveness in real-world industrial settings. of: Integral components that form the backbone of our product lines, ensuring seamless integration and functionality. SINOCHEM GROUP: Partnering with industry leaders, we provide top-tier solutions that meet the sophisticated demands of global enterprises. Refining and Chemical: Our products are engineered to meet the exacting standards of the refining and chemical industries, ensuring safety and efficiency. catalytic flue gas turbine outlet: Designed for critical applications, our solutions excel in high-demand environments, providing unmatched reliability. to chimney: Ensuring the safe and efficient transition of gases through industrial systems, our products are a staple in modern industrial processes.
SNT Machinery (Qingdao) Co., Ltd is a pioneering force in the world of control valves, seamlessly merging manufacturing, innovative design, sales, and service into a cohesive powerhouse. Established with a cutting-edge foundation for rapid progress, SNT proudly finds its roots in Qingdao, Shandong province, sprawling over an impressive 42,000 square meters. Our state-of-the-art facilities boast modern workshops and advanced production equipment. We are a distinguished high-tech enterprise, possessing both independent intellectual property rights and a wealth of imported advanced management and production expertise. Our dynamic team comprises over 150 dedicated professionals, with 15% specializing in research and development, and 30% holding graduate or higher degrees. Through a commitment to excellence in production management and avant-garde technology research, we deliver high-quality valves extensively utilized across petrochemical, oil, and coal chemical industries. In 2017, we achieved an impressive sales milestone, nearing a remarkable 100 billion.
Today, SNT has secured the prestigious TS Special Equipment Manufacturing Certificate and ISO 9001. We've also acquired esteemed net qualification certificates from industry giants such as SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our innovations are backed by numerous National Patents. We design and manufacture a comprehensive range of valves adhering to ANSI, API, DIN, BS, and JIS standards. Merging the superior attributes of world-renowned valves with our own independent research and development, we proudly produce an extensive array 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, and more. Our driving forms encompass manual operation, power-driven, pneumatic, and hydraulic systems. We utilize top-grade materials for essential components such as A216WCB, A217 WC6/WC9, A351 CF8/CF8M/CF3/CF3M, with specifications ranging from 1/2" to 120", accommodating working pressures of ANSI 150# to 2500#, and temperatures from -196ºC to 1100ºC.
Leveraging cutting-edge production technology management and a robust quality assurance system, SNT Valves are trusted worldwide in industries such as petrochemical, oil, steel & iron, paper manufacturing, and power stations. Our esteemed clientele includes SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, SINOPEC Qingdao Refinery, and many more, all of whom rely on our products to fuel their success.
Placing our customers' profits at the forefront, we are dedicated to building a legacy of exceptional quality and a reputable brand. Our immaculate quality assurance and after-sales services ensure that SNT valves stand shoulder to shoulder with our valued clients, forging a path to mutual prosperity and shared success.