ANSI150 to ANSI2500 Rated Bellows Sealing Control Valves for Efficiency

• Customization: Available
• Media: Gas
• Temperature: High Temperature
• Model NO.: AOC-6840W
• Actuator: Pneumatic
• Material: Stainless Steel
• Structure: Through Way Globe Valve
• Sealing Form: Bellows Globe Valve
• Stem Thread Position: Outside Screw Stem Globe Valve
• Application: Lining Fluorine Valve, Needle Type Globe Valve, Cryogenic Globe Valve, Plunger Type Globe Valve, Heat Preservation Globe Valve, Forged Steel Globe Valve, Oxygen Globe Valve, Bellows Globe Valve
• Standard: GB, ANSI, BSW
• Pressure Rating: ANSI150~ANSI2500
• DN: Nps 1/2′′-Nps24′′(DN15-DN600)
• Body Materials: A351 CF8/CF8m/A216wcb/A217wc9
• Internals Materials: 316ss/316lss
• Leakage Class: ANSI B16.104IV/V/VI
• Working Temperature: -55 Degree~+566 Degree
• Connections: Flange/Butt Welding
• Cover Form: Bellows Sealing Control Valves
• Packing Materials: Flexible Graphite/PTFE
• Transport Package: Wooden
• Specification: 10cm*10cm*10cm
• Trademark: SNT
• Origin: China
• HS Code: 8481804090
• Production Capacity: 500000PCS/Year

Product Description

Product Description

Introducing the AOC-6840W Series Bellows Sealed Control Valve, a revolutionary advancement in valve technology by SNT Machinery (Qingdao) Co., Ltd. This innovative product is an enhancement of our highly-regarded medium and low-pressure series control valves, now featuring an exceptional bellows seal structure. By preserving the core benefits of the original series, we have elevated its performance with the bellows seal that ensures complete containment of media, preventing any leakage through the valve stem movement gap. This groundbreaking design makes the AOC-6840W Series the perfect choice for demanding control systems where safety and integrity are paramount, particularly when handling highly toxic, corrosive, volatile, and penetrating media, as well as rare and valuable substances. Experience unparalleled efficiency and reliability with our ANSI150 to ANSI2500 Rated Bellows Sealing Control Valves, engineered for excellence.

 

Product Parameters

Test and Detection Equipment

 

^{In alignment with the rigorous standards set by ISO9001 and API SPECQ, SNT Machinery (Qingdao) Co., Ltd. meticulously devises and establishes essential control methodologies, processes, and equipment. This includes sophisticated inspection and testing machinery alongside process apparatus designed to ensure seamless compatibility and integration within the design, manufacturing, inspection, testing, installation, and service phases of our comprehensive system. Our state-of-the-art laboratory is equipped with advanced material chemical constituent analysis tools, an imported metal spectrum analyzer, universal tool microscopes, and robust capabilities for mechanical performance re-inspection, creating a harmonious blend of precision and innovation.}

 

^{Our facilities boast an impressive range of nondestructive inspection equipment, including RT, UT, MT, PT, and a team of highly qualified inspectors with nondestructive inspection certification. Further enhancing our capabilities, we feature an array of pressure test equipment in various sizes, low temperature test machinery, helium mass spectrometer leak detectors, and an extensive suite of testing devices. These enable us to perform low emission helium mass spectrometer tests, high pressure gas tests, vacuum tests, fatigue tests, and degreasing tests, all tailored to maintain our hallmark standards of excellence and precision.}

Technical R&D and Design

<sup>In our relentless pursuit of innovation and excellence, SNT Machinery (Qingdao) Co., Ltd. has launched the SNT Technical R&D Center. This hub of innovation is powered by a dynamic team of over 20 dedicated technical personnel, including three senior engineers, who are at the forefront of research and development. By leveraging state-of-the-art national and international scientific research facilities, our team is constantly enhancing existing products and pioneering new ones that cater to evolving market demands.

We are committed to precision and excellence, adopting a wide range of standards such as ASME, API, DIN, GB, JB, and SH in our design processes. Our expertise is further amplified by the application of advanced CAD, SOLIDWORKS, ANSYS, and CFD design, calculation, and analysis software. This meticulous approach ensures we have an in-depth understanding of pressure bearing, stress concentration, and deformation of every pressure component, significantly enhancing the safety and reliability of our products.</sup>

 

Test and Detection Equipments

Our comprehensive suite of testing equipment includes cutting-edge LT impact testing machines, state-of-the-art UT test equipment, and precision-engineered MT test equipment.
 

Explore our advanced RT test equipment and precision-focused PT test equipment along with our high-resolution metallurgical microscope, all designed to ensure superior product quality.

High-precision hardness test equipment, ensuring durability and reliability with every measurement.

Advanced Production and Manufacturing Systems
 

State-of-the-art CNC lathe machines that guarantee precision and efficiency in every operation. Precision internal and external grinding machines, ensuring smooth and accurate finishes on every component. Innovative plasma welding machines, providing strength and integrity to all welded parts.
 

4m Stem processing equipment, engineered for optimal performance and superior results. Highly accurate CNC wire cutting technology that ensures precision cutting for any project. CNC drilling and milling equipment, offering unmatched precision and versatility for all your manufacturing needs.

 

Company Profile

<sup>SNT Machinery (Qingdao) Co., Ltd. is a distinguished producer of control valves, seamlessly integrating manufacturing, design, sales, and service into one cohesive entity. Starting strong and developing rapidly, SNT is strategically located in Qingdao, Shandong Province, covering a vast area of 42,000 m², equipped with state-of-the-art workshops and cutting-edge production equipment. As a high-tech enterprise with proprietary intellectual property rights, SNT boasts advanced management and production experiences from global sources. With a dedicated workforce of over 150 employees, 15% are R&D specialists and 30% have graduate-level or higher degrees. Our robust production management and pioneering R&D efforts enable us to produce large volumes of superior quality valves, particularly serving the petrochemical, oil, and coal chemical industries. We proudly achieved a sales value nearing 100 billion in 2017.

SNT has proudly obtained the TS special equipment manufacturing certificate and ISO 9001 certification, and has secured net qualification certificates from industry giants such as SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. We hold numerous national patents for our innovative technologies. Our capability extends to designing and manufacturing an entire spectrum of valves conforming to ANSI, API, DIN, BS, and JIS standards. By amalgamating the strengths of renowned valves worldwide with our independent R&D, we specialize in an array of valves including GLOBE, High Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, Eccentric Rotary Valves, and T Three-eccentric Center Butterfly Valves.
Our extensive range also includes V Ball Valves, High Wear-resistant Ball Valves, High Pressure Steam Valves, Micro-flow Control Valves, Self-operated Control Valves, Cryogenic Valves, and more. We offer various driving forms: manual, power-driven, pneumatic, and hydraulic. Key materials include A216WCB, A217 WC6/WC9, A351 CF8/CF8M/CF3/CF3M, with specifications ranging from 1/2" to 120", working pressures from ANSI 150# to 2500#, and operational temperatures between -196ºC to 1100ºC.

Thanks to our superior production technology management and rigorous quality assurance system, SNT valves are extensively utilized across industries such as petrochemical, oil, steel & iron, paper manufacturing, and power stations. Our esteemed clientele features SINOPEC QILU branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, SINOPEC Qingdao branch, and more, affirming our trusted presence in the industry.

Prioritizing our users' success, we are committed to establishing a brand synonymous with excellent quality. Our impeccable quality assurance and comprehensive after-sales systems ensure that SNT valves build a prosperous future together with all our customers.</sup>