| Customization: | Available |
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| Temperature: | High Temperature |
| Certification: | GS, CE, ISO9001 |
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In the rigorous realm of high-temperature and high differential pressure scenarios, SNT Machinery's Eco-Friendly Cage Guided Multi-stage Axis Flow Control Valves excel with unmatched precision and durability. These cutting-edge multi-stage trims ensure impeccable control and a prolonged lifespan, effectively eliminating concerns of cavitation erosion and noise disruptions, regardless of whether the fluid is compressive or non-compressive. The series boasts multifaceted advantages, including enhanced performance and durability, which lead to minimized maintenance costs and streamlined system operations. By eliminating the need for additional components such as diffusers and silencers, equipment costs see a significant reduction. With model options ranging from 6862, 7500, to 9000, users can select the most appropriate model tailored to fluid conditions by comparing its functions and price points.
The sleeve-guided series multi-stage pressure-reducing control valve ingeniously transforms the conventional integrated throttling area into a sequence of multiple separated throttling areas. This sophisticated design skillfully divides a substantial pressure differential into several smaller, manageable pressure differences, ensuring that every pressure reduction stays safely above the saturation vapor pressure, adeptly preventing cavitation. It is predominantly utilized in liquid medium working environments, providing reliable and efficient performance.
Body type |
AOC-7500 |
Body size |
1''-16''(400A) |
Body rating |
ANSI 150-2500 |
Fluid temperature |
-196~+566ºC |
Connections |
(RF,RTJ), (SW,BW)Flanged (RF,RTJ),Butt Weld,Socket Weld |
Body materials |
A216 WCB/C,A217 WC6/9,A352 LCB/C,A351 CF8,A351 CF8M,A105,F11,F22,etc. |
Trim materials |
AISI 410SS+HF,17-4PH H900,SUS316+STL,INCONEL,A182 F6NM+HF,etc. |
Range-ability |
50:1-100:1 |
Range-ability |
Linear,Modified Linear,Modified EQ% |
Metal seat/Soft seat Leakage |
Cv×0.01% ANSI Class IV,V or MSS-SP-61 ANST CLASS VI |
Trim Levels |
Up to Level 24 |
Actuator combination |
1-X280: Pneumatic Diaphragm Actuator |
1-X250: Pneumatic Diaphragm Actuator |
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1-X400: Pneumatic Cyilnder Actuator |
Precision & Excellence in Control
Leveraging advanced CFD fluid dynamics software simulations, our valve's internal components are meticulously engineered. Each aspect, from professional software analysis to rigorous experimental validation, ensures adherence to the most stringent process requirements. This dedication to precision guarantees that our product's flow characteristics align seamlessly with the esteemed international standard IEC 60534, promising unparalleled quality and reliability.
Comprehensive & Versatile Product Specifications
Our extensive product range is designed to cater to every demand, from high to medium and low series, including specialized variants for unique conditions. The exceptional versatility of our products allows for easy adaptation to various working conditions and control performance needs. By simply swapping out internal components, our products can seamlessly replace different types, ensuring that all control requirements are met with ease and efficiency.
Pioneering Independent Core Control Technology
Our technology boasts a suite of high-pressure difference control solutions tailored to meet the diverse challenges of varied conditions. Mastery in key component hardening processes significantly augments product performance while enhancing reliability. Additionally, our robust internal and external sealing structure design adheres to international standards like TA-Luft/ISO 15848, ensuring unparalleled safety and performance.
Our state-of-the-art LT Impact Testing Machine, precision-engineered UT Test Equipment, and highly reliable MT Test Equipment ensure accuracy and efficiency in all testing processes.
Experience unparalleled precision with our RT Test Equipment and PT Test Equipment. Additionally, our advanced Metallurgical Microscope allows for detailed material analysis and evaluation.
SNT Machinery (Qingdao) Co., Ltd. stands as a prominent force in the realm of control valve production, seamlessly integrating manufacturing, design, sales, and service. With a high-starting point and rapid development trajectory, SNT is strategically nestled in Qingdao, Shandong province, sprawling across 42,000 m², brimming with state-of-the-art workshops and production facilities. As a high-tech enterprise boasting independent intellectual property rights, the company amalgamates globally-sourced advanced management and production expertise. With a dedicated team of over 150 professionals-15% being R&D specialists and 30% holding graduate or higher degrees-SNT excels in producing premium quality valves. These are extensively utilized in the petrochemical, oil, and coal chemical sectors, achieving a staggering sales value nearing 100 billion in 2017.
SNT proudly holds the TS special equipment manufacturing certificate along with ISO 9001 certification, securing net qualification from industry giants like SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. The company has also earned numerous National Patents for its technological innovations. Expertly designing and manufacturing an extensive range of valves adhering to ANSI, API, DIN, BS, JIS standards, SNT synthesizes the best features of renowned global valves with its own research and development prowess. Currently, we manufacture a diverse 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.
SNT's product range extends to V Ball Valves, High Wear-resistant Ball Valves, High Pressure Steam Valves, Micro-flow Control Valves, Self-operated Control Valves, Cryogenic Valves, and more. Our driving mechanisms encompass manual, power-driven, pneumatic, and hydraulic operations. Our primary materials include A216WCB, A217 WC6/WC9, A351 CF8/CF8M/CF3/CF3M, with specifications ranging from 1/2" to 120", operating pressure between ANSI 150# to 2500#, and temperatures from -196ºC to 1100ºC.
Leveraging cutting-edge production technology, robust management, and a comprehensive quality assurance system, SNT valves are extensively deployed across industries such as petrochemical, oil, steel & iron, paper manufacturing, and power stations. Esteemed clients include SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, and SINOPEC Changling and Jinan branches.
At SNT, we prioritize our users' profitability, striving for excellence in quality and brand reputation. Our impeccable quality assurance and after-sales service systems ensure that SNT valves collaborate with our customers to create shared success and prosperity.
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