Versatile Bellows Sealing Control Valves, Nps 1/2′′ to Nps 24′′ Range

• 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 true marvel in precision engineering by SNT Machinery (Qingdao) Co., Ltd. This cutting-edge control valve is crafted upon the robust framework of medium and low-pressure series control valves, now enhanced with an innovative bellows seal structure. This meticulous design element ensures that the valve completely eliminates any risk of leaks through the valve stem movement gap, offering unparalleled reliability and security. Consequently, these exceptional valves are the ideal choice for control systems managing media that are highly toxic, corrosive, volatile, or highly invasive, as well as rare and valuable substances.

 

Product Parameters

Test and Detection Equipment

 

^{In strict adherence to ISO9001 and API SPECQ standards, our company meticulously establishes and prepares essential control methods, processes, and equipment, including comprehensive inspection and testing tools, as well as sophisticated process equipment. This rigorous approach ensures seamless compatibility and integration of design, manufacturing, inspection, testing, installation, and service with the entire system, guaranteeing their absolute completeness and reliability. Our state-of-the-art material analysis capabilities include advanced chemical constituent analysis equipment, an imported metal spectrum analyzer, universal tool microscopes, and a robust mechanical performance re-inspection capacity.}

 

^{Our company is further strengthened by an extensive array of nondestructive inspection equipment, including RT, UT, MT, and PT systems, handled by a team of highly qualified inspectors possessing recognized nondestructive inspection certification. To complement this, we possess a diverse range of specialized testing equipment: from pressure test apparatus of various sizes to sophisticated low-temperature testing equipment, cutting-edge helium mass spectrometer leak detectors, and more. These tools are adept for conducting low emission helium mass spectrometer tests, high-pressure gas tests, vacuum tests, fatigue tests, and comprehensive degreasing tests, ensuring unparalleled precision and performance.}

Technical R&D and Design

<sup>In our relentless pursuit of innovation and excellence, SNT Machinery (Qingdao) Co., Ltd. proudly operates the SNT Technical R&D Center. This hub of ingenuity is empowered by a team of over 20 trailblazing technical specialists, including three senior engineers, who are dedicated to the art and science of product development. Their mission is twofold: to refine and enhance our existing product lineup and to pioneer new solutions that resonate with market demands. Utilizing the pinnacle of both national and international scientific research facilities, our experts ensure that each innovation is a testament to cutting-edge advancement.

At SNT Machinery (Qingdao) Co., Ltd., we are committed to unwavering precision and safety in our product design. By integrating globally recognized standards such as ASME, API, DIN, GB, JB, and SH, we uphold excellence in engineering. Our design process is further enhanced by state-of-the-art software solutions like CAD, SOLIDWORKS, ANSYS, and CFD. These advanced tools enable us to meticulously analyze critical factors such as pressure bearing capacity, stress concentration, and deformation, ensuring that every pressure component is engineered to deliver unparalleled safety and reliability.</sup>

 

Test and Detection Equipments

LT Impact Testing Machine, UT Test Equipment, MT Test Equipment
 

RT Test Equipment, PT Test Equipment, High-Resolution Metallurgical Microscope

State-of-the-Art Hardness Test Equipment

Cutting-Edge Production and Manufacturing Systems
 

Advanced CNC Lathe for Precision Engineering Highly Efficient Internal and External Grinding Machine Innovative Plasma Welding Machine for Superior Quality
 

4m Stem Processing Equipment for Enhanced Productivity CNC Wire Cutting with High Precision CNC Drilling and Milling Equipment for Versatile Applications

 

Company Profile

<sup>SNT Machinery (Qingdao) Co., Ltd. stands as a pioneering force in the production of control valves, seamlessly integrating manufacturing, design, sales, and service into a unified operation. With its inception marked by high expectations and rapid advancement, SNT is strategically situated in the expansive area of Qingdao, Shandong province, sprawling over a state-of-the-art facility spanning 42,000 square meters, replete with cutting-edge workshops and production equipment. As a high-tech enterprise boasting independent intellectual property rights, we leverage advanced management and production expertise imported from global leaders. Our dynamic team exceeds 150 skilled professionals, with 15% dedicated to research and development, and 30% holding graduate-level or higher degrees. Our commitment to excellence is reflected in our substantial output of high-quality valves, pivotal in petrochemical, oil, and coal chemical industries, culminating in a staggering sales value approaching 100 billion in 2017.

SNT has proudly secured the prestigious TS special equipment manufacturing certificate and ISO 9001 accreditation. Our reputation is further bolstered by acquiring net qualification certificates from industry giants SINOPEC, CNOOC, PETROCHINA, and SINOCHEM, alongside numerous National Patents for our cutting-edge technologies. Our prowess in design and manufacturing encompasses a broad spectrum of valves adhering to the stringent standards of ANSI, API, DIN, BS, and JIS. By synthesizing the strengths of renowned global valve designs with our proprietary research and development, we now offer an extensive range of valves including GLOBE, High Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, and Eccentric Rotary Valves, among others.
Our expansive product line also features V Ball Valves, High Wear-resistant Ball Valves, High Pressure Steam Valves, Micro-flow Control Valves, Self-operated Control Valves, and Cryogenic Valves, complemented by manual, power-driven, pneumatic, and hydraulic operations. The main components are crafted from superior materials such as A216WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M, catering to specifications ranging from 1/2" to 120", withstanding pressures from ANSI 150# to 2500#, and operable within -196ºC to 1100ºC.

Leveraging advanced production technology management and a robust quality assurance system, SNT Valves have become integral in industries like petrochemical, oil, steel & iron, paper manufacturing, and power stations. Our esteemed clientele includes major industry players such as SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, SINOPEC Qingdao Refinery, and others, reflecting our expansive reach and trusted partnerships.

We prioritize our customers' success, relentlessly pursuing excellence in quality and brand prestige. Our comprehensive quality assurance and after-sales support systems ensure that SNT Valves not only meet but exceed customer expectations, fostering shared growth and success with our esteemed partners.</sup>