Reliable Bellows Sealing Control Valves, Nps 1/2′′ to Nps 24′′ Sizes

• 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 marvel of engineering excellence from SNT Machinery (Qingdao) Co., Ltd. Crafted to perfection, this valve series builds upon the robust foundation of our esteemed medium and low-pressure series by incorporating an advanced bellows seal structure. Unmatched in its capability, the innovative upper cover with bellows seal ensures absolute prevention of media leakage through the valve stem movement gap. This extraordinary design guarantees that our valves can be trusted in the most demanding control systems-particularly where highly toxic, corrosive, volatile, and penetrative media are involved. Moreover, they are indispensable when dealing with media that are both rare and of considerable value. Elevate your operational efficiency and safety with our Reliable Bellows Sealing Control Valves, available in sizes from Nps 1/2'' to Nps 24'', and experience a new pinnacle of performance.

 

Product Parameters

Test and Detection Equipment

 

^{In alignment with the stringent standards outlined by ISO9001 and API SPECQ, SNT Machinery (Qingdao) Co., Ltd. meticulously designs and implements essential control methodologies, processes, and sophisticated equipment. This comprehensive approach encompasses inspection and testing devices, as well as intricate process machinery, to ensure that the design, manufacturing, inspection, testing, installation, and service stages are seamlessly integrated and flawlessly executed within the entire system. Our cutting-edge arsenal includes state-of-the-art material chemical constituents analysis equipment, an imported metal spectrum analyzer, universal tool microscopes, and a robust mechanical performance re-inspection capability.}

 

^{Our facility is further enhanced with a suite of advanced nondestructive inspection technologies, including RT, UT, MT, and PT, supported by a team of certified experts in nondestructive inspection. Complementing these are an array of pressure test equipment of various sizes and low-temperature testing apparatus. We also boast helium mass spectrometer leak detectors and other specialized instruments, enabling us to conduct low-emission helium mass spectrometer tests, high-pressure gas evaluations, vacuum assessments, fatigue analyses, and comprehensive degreasing tests with unparalleled precision and reliability.}

Technical R&D and Design

<sup>To elevate our prowess in crafting groundbreaking products, SNT Machinery (Qingdao) Co., Ltd. has instituted the prestigious SNT Technical R&D Center. Here, a dedicated team of over 20 top-tier technical professionals, including three distinguished senior engineers, tirelessly pursue innovation. By leveraging cutting-edge national and international scientific research facilities, they continuously refine our existing offerings and develop new solutions that resonate with market demands.

Our design philosophy integrates the rigorous standards of ASME, API, DIN, GB, JB, and SH. We utilize advanced CAD, SOLIDWORKS, ANSYS, and CFD software for sophisticated design, precise calculation, and in-depth analysis. This ensures we achieve unparalleled mastery over pressure-bearing properties, stress concentration, and deformation of pressure components, thereby significantly boosting the safety and reliability of our products.</sup>

 

Test and Detection Equipments

LT Impact Testing Machine UT Testing Equipment MT Testing Equipment
 

RT Testing Equipment PT Testing Equipment Metallurgical Microscope

Sophisticated Hardness Testing Equipment

State-of-the-Art Production and Manufacturing Systems
 

Advanced CNC Lathe Internal and External Grinding Machine High-Performance Plasma Welding Machine
 

4m Stem Processing Equipment CNC Precision Wire Cutting CNC Drilling and Milling Equipment

 

Company Profile

<sup>SNT Machinery (Qingdao) Co., Ltd proudly stands as a leading authority in the world of control valves, seamlessly merging manufacturing, design, sales, and service under one prestigious banner. With an auspicious start and rapid growth trajectory, SNT calls the vibrant city of Qingdao in Shandong province its home, spreading across a grand expanse of 42,000 square meters. Our facilities boast state-of-the-art workshops and cutting-edge production equipment. As a distinguished high-tech enterprise, we possess independent intellectual property rights and have integrated advanced management and production methodologies from across the globe. Our dynamic team exceeds 150 skilled professionals, with a robust 15% dedicated to research and development, and an impressive 30% holding graduate or higher degrees. Our unyielding commitment to quality and innovation has enabled us to produce vast quantities of superior valves, vital to the petrochemical, oil, and coal chemical industries, achieving a remarkable sales value nearing 100 billion in 2017.

Today, SNT has proudly earned the prestigious TS special equipment manufacturing certificate and the coveted ISO 9001 certification. We have also secured the esteemed net qualification certificate from industry giants such as SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our commitment to innovation is reflected in our numerous national patents for cutting-edge technologies. Our expertise allows us to design and manufacture an extensive range of valves conforming to ANSI, API, DIN, BS, and JIS standards. By assimilating the strengths of renowned valves worldwide with our proprietary research and development, we excel in producing diverse valve types, 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, V Ball Valves, High Wear-resistant Ball Valves, High Pressure Steam Valves, Micro-flow Control Valves, Self-operated Control Valves, and Cryogenic Valves, to name a few. Our driving forms encompass manual, power-driven, pneumatic, and hydraulic operations. The main components are crafted from premium materials such as A216WCB, A217 WC6/WC9, A351 CF8/CF8M/CF3/CF3M, ensuring unmatched durability. Specifications range from 1/2" to 120", with working pressures between ANSI 150# to 2500# and operating temperatures spanning -196ºC to 1100ºC.

SNT Valves, backed by advanced production technology, meticulous management, and a robust quality assurance system, have found favor across various industries, including petrochemical, oil, steel & iron, paper manufacturing, and power stations. Esteemed clients such as SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, and PETROCHINA Ningxia branch, among others, rely on our superior products.

Placing user profitability at the forefront, we are dedicated to building an illustrious brand synonymous with excellence and unparalleled quality. Our comprehensive quality assurance and exceptional after-sales services ensure that SNT Valves forge prosperous partnerships with all our esteemed customers, together crafting a future of shared success.</sup>