| Customization: | Available |
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| Temperature: | High Temperature |
| Certification: | GS, CE, ISO9001 |
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In the demanding realms of high-temperature and high differential pressure applications, SNT's state-of-the-art multi-stage trim guarantees unparalleled precision, exceptional longevity, and freedom from the challenges of cavitation erosion and disruptive noise, regardless of fluid compressibility. This extraordinary series stands out, offering multiple benefits including enhanced performance and durability, which translate to reduced maintenance costs and streamlined system operations. The need for ancillary equipment like diffusers and silencers becomes obsolete, further driving down equipment expenses. With models 6862, 7500, and 9000 at your disposal, you can select the most appropriate option by comparing functions and pricing tailored to specific fluid conditions.
Our innovative sleeve-guided series multi-stage pressure-reducing control valve cleverly reconfigures the original integrated throttling area into a series of distinct throttling zones. This sophisticated design ingeniously transforms a substantial pressure difference into a series of smaller, manageable reductions, ensuring each step remains above the saturation vapor pressure to effectively ward off cavitation. It is predominantly utilized in scenarios involving liquid medium applications.
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 |
Exceptional Precision in Control
Crafted with meticulous precision, the internal components of our valve have been engineered using cutting-edge CFD fluid dynamics software simulations. These professional software analyses and calculations have been rigorously verified through experiments, ensuring they meet stringent process requirements. The flow characteristics are crafted to align with the esteemed international standard IEC 60534, guaranteeing superior performance.
Comprehensive and Detailed Product Specifications
Our product array is remarkably extensive, encompassing high, medium, and low series, including specialized versions tailored for unique conditions. This versatility allows the product to seamlessly adapt to diverse working conditions and control performance demands by simply replacing different types of internal components, ensuring optimal functionality and efficiency.
Pioneering Independent Core Control Technology
Equipped with a suite of high-pressure difference control technologies, our valves are designed to address the unique challenges of varying conditions. We have mastered the key component hardening process technology, which significantly enhances product performance and reliability. The meticulously crafted internal and external sealing structure is both tight and dependable, meeting prestigious international standards such as TA-Luft/ISO 15848, ensuring unmatched quality and assurance.
LT Impact Testing Machine | UT Test Equipment | MT Test Equipment
RT Test Equipment | PT Test Equipment | State-of-the-Art Metallurgical Microscope
SNT Machinery (Qingdao) Co., Ltd is a pioneer in the production of control valves, seamlessly integrating manufacturing, design, sales, and service into one cohesive entity. With a strategic location in Qingdao, Shandong province, spanning 42,000 square meters, our facility is equipped with state-of-the-art workshops and production tools. As a distinguished high-tech enterprise, we boast independent intellectual property rights, coupled with advanced management and production expertise from abroad. Our dedicated team of over 150 professionals includes a robust R&D department, with specialists making up 15% of the workforce and 30% holding graduate-level or higher degrees. Our commitment to excellence is reflected in the significant quantities of high-quality valves we produce, catering to the petrochemical, oil, and coal chemical sectors. In 2017, our sales soared to nearly 100 billion, testament to our innovative technology and superior production management.
SNT has earned the prestigious TS special equipment manufacturing certificate and ISO 9001 accreditation. We proudly hold the net qualification certificates of industry giants SINOPEC, CNOOC, PETROCHINA, and SINOCHEM, along with numerous national patents in technology. Our expertise allows us to design and manufacture a comprehensive range of valves meeting ANSI, API, DIN, BS, and JIS standards. Drawing upon the strengths of renowned global valve technologies and our innovative R&D capabilities, we offer an extensive array of valves, including GLOBE, High Pressure Boiler Blow-down Valves, and High-performance Butterfly Valves, as well as Angle-regulating, Eccentric Rotary, and T Three-eccentric Center Butterfly Valves.
Our product line extends to V Ball Valves, High Wear-resistant Ball Valves, High Pressure Steam Valves, Micro-flow Control Valves, Self-operated Control Valves, and Cryogenic Valves, among others. Our driving mechanisms include manual operation, power-driven, pneumatic, and hydraulic drive options. We utilize premium materials for essential components, such as A216WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M. Our specifications range from 1/2" to 120", with working pressures from ANSI 150# to 2500# and operating temperatures from -196ºC to 1100ºC.
Leveraging cutting-edge production technology and a rigorous quality assurance system, SNT Valves have gained widespread application across petrochemical, oil, steel & iron, paper manufacturing, and power station industries. Esteemed clientele include SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, and SINOPEC Changling branch, among others.
Prioritizing our customer's profitability, we are devoted to establishing a reputation for outstanding quality and a well-respected brand. Our comprehensive quality assurance and after-sales services ensure that SNT valves form successful partnerships with our customers, fostering mutual prosperity and growth.
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