Heavy-Duty Bellows Sealing Control Valves with A216 Wcb Construction with Carbon Steel Materials

• 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 control valve technology from SNT Machinery (Qingdao) Co., Ltd. This remarkable product builds upon the excellence of our medium and low-pressure series control valves, by integrating a sophisticated bellows seal structure. This innovation maintains all the superior structural characteristics you expect while incorporating an upper cover that features an advanced bellows seal. This ingenious design feature ensures that the potential for media leakage through the valve stem movement gap is completely eradicated. As a result, this series is exceptionally well-suited for use in control systems handling media that are highly toxic, highly corrosive, volatile, have high penetration capabilities, or when dealing with rare and valuable substances. Experience unmatched reliability and safety with our Heavy-Duty Bellows Sealing Control Valves, crafted with A216 WCB Construction for robust performance in the most demanding applications.

 

Product Parameters

Test and Detection Equipment

 

^{Aligned with the rigorous standards of ISO9001 and API SPECQ, SNT Machinery (Qingdao) Co., Ltd. meticulously crafts essential control methodologies, processes, and cutting-edge equipment, including sophisticated inspection and testing tools. We ensure seamless alignment of design, manufacturing, inspection, testing, installation, and servicing, guaranteeing a comprehensive and compatible system. Our arsenal includes advanced material chemical constituent analysis devices, state-of-the-art imported metal spectrum analyzers, precision universal tool microscopes, and a robust mechanical performance re-inspection capacity.}

 

^{Our facility proudly boasts an extensive array of RT, UT, MT, PT, and other non-destructive inspection equipment, operated by a team of highly qualified inspectors holding prestigious non-destructive inspection certifications. Further enhancing our capabilities, we are equipped with an array of pressure testing equipment in various sizes, specialized low-temperature testing devices, and sophisticated helium mass spectrometer leak detectors. Our testing prowess extends to comprehensive low emission helium mass spectrometer tests, high-pressure gas tests, vacuum tests, fatigue tests, and meticulous degreasing tests.}

Technical R&D and Design

<sup>To elevate our capacity for pioneering product innovation, SNT Machinery (Qingdao) Co., Ltd. has established the illustrious SNT Technical R&D Center. Within this hub of innovation, a dedicated team of over 20 frontline technical experts, including three distinguished senior engineers, tirelessly engages in the pursuit of creating cutting-edge products. They focus on meeting the ever-evolving market demands, while simultaneously enhancing existing offerings. This is achieved through the utilization of both national and international state-of-the-art research facilities, ensuring our role as leaders in the industry.

At SNT Machinery, we incorporate globally recognized standards in our design process, including ASME, API, DIN, GB, JB, and SH. Our commitment to excellence is demonstrated through the application of advanced CAD/SOLIDWORKS/ANSYS/CFD design and analysis software. This allows us to meticulously analyze pressure bearing, stress concentration, and pressure-induced deformation in every pressure component, thereby significantly enhancing the safety and reliability of our products. Our rigorous approach ensures that each product we engineer is robust, reliable, and ready to meet the highest industry standards.</sup>

 

Test and Detection Equipments

Leading-Edge LT Impact Testing Machines Cutting-Edge UT Test Equipment State-of-the-Art MT Test Equipment
 

Top-Tier RT Test Equipment Premium PT Test Equipment High-Precision Metallurgical Microscopes

Precision Hardness Test Equipment

Sophisticated Production and Manufacturing Systems
 

Advanced CNC Lathes Versatile Internal and External Grinding Machines Innovative Plasma Welding Machines
 

4m Stem Processing Equipment for Superior Outcomes Precision CNC Wire Cutting Cutting-Edge CNC Drilling and Milling Equipment

 

Company Profile

<sup>SNT Machinery (Qingdao) Co., Ltd. stands as a pioneering force in the world of control valves, seamlessly integrating manufacturing, designing, sales, and exceptional services under one roof. Initiating our journey from a high starting point, SNT has rapidly evolved, proudly situated in the vibrant city of Qingdao, Shandong province, spanning an impressive 42,000 square meters. Our state-of-the-art facilities house modern workshops and cutting-edge production equipment. As a high-tech enterprise boasting independent intellectual property rights, we've imported advanced management and production experiences to fuel our innovative pursuits. Our dedicated team comprises over 150 professionals, with 15% specializing in R&D and 30% holding graduate or higher degrees. Driven by a commitment to excellence in production management and cutting-edge technology, we are proud to produce a vast array of high-quality valves, serving the petrochemical, oil, and coal chemical industries, achieving nearly 100 billion in sales value in 2017.

SNT has achieved prestigious certifications, including the TS special equipment manufacturing certificate and ISO 9001 accreditation. We proudly hold network qualification certificates from leading giants such as SINOPEC, CNOOC, PETROCHINA, and SINOCHEM, along with numerous national patents. Our expertise enables us to design and manufacture an entire series of valves, adhering to ANSI, API, DIN, BS, and JIS standards. By blending the strengths of renowned global valve designs with our proprietary research and innovation, we have developed an extensive portfolio, including GLOBE, High Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, and Eccentric Rotary Valves.
Our wide-ranging selection also encompasses 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, Cryogenic Valves, among others. Our diverse driving forms include manual operation, power-driven, pneumatic, and hydraulic systems. The primary materials for our products are A216 WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M, with specifications ranging from 1/2" to 120", pressure ratings from ANSI 150# to 2500#, and operational temperatures between -196ºC and 1100ºC.

Thanks to our advanced production technology management and stringent quality assurance systems, SNT valves have been successfully deployed across various industries, including 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, and other notable industry leaders.

At SNT, customer prosperity is our utmost priority, and we dedicate ourselves to establishing an unparalleled quality standard and a reputable brand. Our robust quality assurance and comprehensive after-sales systems ensure that SNT valves collaborate harmoniously with our clients, fostering mutual growth and success.</sup>