Basic Info.
Nominal Pressure
ANSI 150-2500
Channel
Straight Through Type
Structure
Fixed Ball Valve
Function
Blow-Down Valve, Relief Valve, Atmospheric Valve, Bypass-Valve
Temperature
High Temperature
Application
Industrial Usage, Water Industrial Usage, Household Usage
Valve Body Materials
A216wc/A217wc6/9/A351CF8/A351CF8/A351CF8m
Ball Materials
A182/F304/F316/316L
Seal Structure
Dual-Sealing
Body Rating
1.1/2′′(40A)-24′′(600A)
Fluid Tempature
-45~+538 Degree
Ball Treatment
Polishing/Hard Chrome Plating
Valve Seat Leakage
API598 Zero Leakage
Ball Body Surface Mat.
Tungsten Carbide/Chromium Carbide
Features
High Erosion Resistance/High-Wearing
Technology
Snt-Owned Hvof/Grinding Technique
Operating Condition
High Temperature/High Pressure
Structure Seat
Ring of Wave Spring/Dual-Scraper
Transport Package
Plywood Case
Product Description
| Body type | AOC-3843 | AOC3844 |
| Body size | 1/2''(40A)-6''(600A) | 1/2''(40A)-24''(600A) |
| Body rating | ANSI 150-2500 | ANSI150-2500 |
| Fluid temperature | -45~+200ºC | -45~+538ºC |
| Connections | RF/BW |
| Body materials | A216WC,A217WC6/9,A351CF8,A351CF8M etc |
| Ball Materials | A182 F304/F316/316L |
| Ball Treatment | Polishing/Hard Chromium Plating | Hard Chromium/Surfacing STL/Spary Ni60/Sparyed tungsten carbide |
| Sealing Ring | PTFE/RTFE | Surfacing STL/Spary Ni55/Sparyed tungsten carbide |
| Valve seat leakage | API 598 0 leakage | ANSI B16.014V API598 0 leakage |
Introducing the High Performance Soft Seated Ball Valve series by SNT Machinery (Qingdao) Co., Ltd. Meticulously engineered to perfection, these valves deliver unparalleled Zero-Leakage performance, even in the most challenging high-temperature and high-pressure service applications, ensuring reliability and peace of mind.
Crafted with unmatched precision, the ball and seat of these valves are enhanced with advanced hard coatings of either chrome carbide or tungsten carbide. This superior fortification ensures exceptional resistance to both erosion and abrasion, significantly enhancing the longevity and reliability of the valves, making them an ideal choice for demanding environments.
Our SNT High Performance Soft Seated Ball Valves incorporate a state-of-the-art HVOF coating system, setting new standards in the industry. Each valve undergoes meticulous mate-lapping through proprietary techniques to ensure a flawless 100% sealing capability. The innovative live loading feature ensures zero emissions while maintaining the ball in constant contact with the seat, efficiently wiping away contaminants. This cutting-edge self-cleaning mechanism effectively prevents interference and damage from particles, making these valves the perfect choice for slurry and abrasive service applications.
Structure Features
Specially engineered packing combinations are capable of meeting stringent emission requirements of 100 ppm, while ingeniously reducing stem friction by an impressive 20%.
The sophisticated anti-blowout design robustly prevents stem ejection, thereby safeguarding against potential damage.
The innovative seat ring structure, featuring a wave spring and dual-scraper, meticulously cleans the ball surface, ensuring impeccable sealing integrity.
Advanced dual-sealing technology ensures a superior leakage class by ingeniously preventing flow contact with the spring.
The sealing performance of the soft seat is remarkably stable and reliable, offering consistent and dependable operation.
The intelligent draining and sweeping design effectively prevents valve jamming, maintaining optimal cleanliness and performance.
Fully compliant with API 607 standards, this product boasts superior fire-proof and anti-static functionalities, showcasing its robust safety features.
At SNT Machinery (Qingdao) Co., Ltd., our High Quality Metal Seated Trunnion Ball Valves are impeccably crafted to meet and exceed a diverse array of international standards, such as ASME B16.34-2009, ASME B16.10-2000, and API 589-2009. This versatile and robust series is a trusted choice across multiple industries, from petroleum and chemical processing to light industry, pharmaceuticals, paper-making, metallurgy, and power stations.
Unveiling Their Distinguished Features:
Ingeniously streamlined design allows for effortless disassembly, simplifying processes.
Our ball valves are crafted with user convenience in mind, featuring a non-tight fit design that prioritizes ease of maintenance. This design allows for rapid servicing, drastically reducing downtime during routine upkeep.
Revolutionary sealing technology for unparalleled security and confidence in every application.
The state-of-the-art multi-layer sealing between stem and body ensures dual protection with a combination of O-ring and either graphite or PTFE. This results in outstanding sealing performance that stands up to rigorous demands.
Our innovative engineering not only meets but surpasses the stringent TA-Luft/Shell SPE 77/312 standards.
Extended Service Life Ensuring Unmatched Cost-Efficiency
Our metal seated ball valves undergo superior processing methodologies like spray welding, spraying, and fusion welding. This advanced technique ensures a hardness ranging from HRC58 to HRC73 and a binding force of 80-40MPa. With a remarkable on-off cycle lifespan that exceeds 100,000 operations and leakage rated at ANSI VI, these valves deliver enduring performance and value.
Modular Design for Unparalleled Convenience
The modular inner sealing design is crafted for easy interchangeability between soft and metal seats, providing flexibility and steadfast reliability to meet diverse requirements.
Diverse Connection Types for Ultimate User Convenience
Our valves come in a variety of connection types, including flanged (RF, FF, FM, G, RJ), screw-thread, and BW. Each type adheres to international standards, ensuring seamless integration and user-friendly installation.
Extensive Application Experience Ensuring Unwavering Reliability
SNT Valves boast a stellar reputation cemented through extensive use in petroleum, chemical processing, light industry, pharmaceuticals, paper-making, metallurgy, and power stations. Our solutions are expertly tailored to specific service conditions, ensuring market-leading reliability and optimal performance.
SNT Machinery(Qingdao) Co., Ltd. stands as a beacon of excellence in the realm of control valve manufacturing. We seamlessly integrate production, intricate design, dynamic sales, and exemplary services. Nestled in the enchanting city of Qingdao, Shandong province, our sprawling facility covers an impressive 42,000m², featuring cutting-edge workshops and state-of-the-art production machinery. As a high-tech enterprise, we are proud to possess exclusive intellectual property rights, enriched by global management and production prowess. Our dedicated team comprises over 150 skilled professionals, with 15% focused on R&D innovation and 30% holding advanced degrees. With an unwavering commitment to excellence and innovation, we produce premium valves, a cornerstone for industries such as petrochemical, oil, and coal chemicals. Our remarkable sales soared to the zenith of nearly 100 billion in 2017.
SNT is honored with the esteemed TS special equipment manufacturing certificate and ISO 9001 accreditation. We have garnered net qualification certificates from industry giants such as SINOPEC, CNOOC, PETROCHINA, and SINOCHEM, while holding numerous national patents across diverse technologies. Our expertise in designing and manufacturing a vast range of valves adheres to the rigorous standards of ANSI, API, DIN, BS, and JIS. By amalgamating the finest features of globally renowned valves with our proprietary R&D prowess, we present a comprehensive array, including GLOBE, High Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, and Eccentric Rotary Valves.
Our extensive product range also encompasses T Three-eccentric Center Butterfly Valves, V Ball Valves, High Wear-resistant Ball Valves, High Pressure Steam Valves, Micro-flow Control Valves, and Self-operated Control Valves, among others. We offer a plethora of driving forms such as manual, power-driven, pneumatic, and hydraulic operations. Main component materials include A216WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M, with specifications spanning from 1/2" to an impressive 120" in size. Our valves are engineered to withstand working pressures from ANSI 150# to 2500#, with operational temperatures ranging from a frigid -196ºC to an intense 1100ºC.
Harnessing advanced production technology and a robust quality assurance framework, SNT valves serve as an integral component across industries, including petrochemical, oil, steel & iron, paper manufacturing, and power stations. Our prestigious clientele features eminent entities such as SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, SINOPEC Changling branch, and numerous others.
With a keen focus on maximizing customer profitability, we are steadfastly devoted to establishing an exceptional quality standard and a distinguished brand presence. Our comprehensive quality assurance and after-sales service systems ensure that SNT valves foster prosperous partnerships with every client.
Address:
Shiao International 1602, Shinan District, Qingdao, Shandong, China
Business Type:
Manufacturer/Factory
Business Range:
Industrial Equipment & Components
Management System Certification:
ISO 9001, ISO 20000, IATF16949, HSE
Company Introduction:
SNT Machinery(Qingdao)Co., Ltd. Stands as a leading authority in control valve manufacturing. Based in the strategic hub of Qingdao, Shandong province, our sprawling 42, 000m² Facility is outfitted with cutting-edge workshops and advanced production equipment. As a high-tech enterprise, we take pride in owning independent intellectual property rights and implementing cutting-edge international management and production techniques. Our team of over 150 dedicated professionals includes 15% R&D specialists and 30% with graduate degrees or higher. This commitment to excellence and innovation enables us to produce a diverse array of top-tier valves, widely utilized across the petrochemical, oil, and coal chemical industries. In an impressive milestone, our sales neared 100 billion in 2017. SNT proudly holds the prestigious TS special equipment manufacturing certificate and ISO 9001 certification. We are honored to possess net qualification certificates from industry titans including SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our technological prowess has garnered us multiple national patents. We design and manufacture an extensive range of valves adhering to stringent ANSI, API, DIN, BS, and JIS standards. By merging the finest attributes of world-renowned valves with our innovative R&D, we offer a comprehensive portfolio featuring GLOBE Valves, High-Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, Eccentric Rotary Valves, and beyond.
Our product lineup showcases V Ball Valves, High Wear-resistant Ball Valves, High-Pressure Steam Valves, Micro-flow Control Valves, Self-operated Control Valves, and Cryogenic Valves, available in manual, electric, pneumatic, and hydraulic driving forms. We use premium materials such as A216WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M. Our specifications range from 1/2" to 120" in size, accommodating working pressures from ANSI 150# to 2500# and operating temperatures from -196º C to 1100º C. Utilizing our advanced production technology, precise management, and robust quality assurance systems, SNT valves earn trust across diverse industries including petrochemical, oil, steel, iron, paper manufacturing, and power stations. Our esteemed clientele features SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, among others. At SNT, we are devoted to maximizing customer profitability by consistently delivering superior quality and establishing a reputable brand. Our unwavering commitment to comprehensive quality assurance and exemplary after-sales services ensures that SNT valves cultivate enduring partnerships with our clients, driving mutual success and long-term prosperity.
