| Customization: | Available |
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| Temperature: | High Temperature |
| Certification: | GS, CE, ISO9001 |
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IIn the realm of severe service conditions, where high temperatures and significant differential pressures challenge conventional equipment, SNT Machinery's innovative multi-stage trim valves stand apart. Our advanced design promises exceptional precision control and extended longevity, effectively eliminating concerns related to cavitation erosion and noise, whether dealing with compressible or non-compressible fluids. This breakthrough series is packed with benefits, notably enhancing performance and durability, which translates to significant maintenance cost reductions and system simplification. By eliminating the need for additional components like diffusers and silencers, our valves also contribute to lowering overall equipment costs. Available models such as 6862, 7500, and 9000 can be meticulously selected based on fluid conditions, ensuring the perfect balance of functionality and cost-effectiveness.
Experience the future of flow control with our sleeve-guided series multi-stage pressure-reducing control valves. Ingeniously transforming the traditional throttling mechanism, this series divides the integrated throttling area into multiple, strategically separated throttling zones in series. This innovative approach converts a substantial pressure differential into a sequence of smaller, manageable pressure drops, ensuring that each reduction remains above the saturation vapor pressure threshold to expertly prevent cavitation. Perfectly suited for scenarios involving liquid media, our valves bring unparalleled efficiency and reliability to your operations.
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 |
High Control Precision
The valve's internal components are meticulously crafted using advanced CFD fluid dynamics software simulations. With professional-grade software analysis and precise calculations, our design undergoes rigorous experimental verification to ensure it surpasses all process requirements. Its flow characteristics align perfectly with the esteemed international standard IEC 60534, ensuring unmatched performance and reliability.
Comprehensive Product Specifications
Our product line is incredibly versatile, offering an extensive range that includes high, medium, and low series, as well as specialized series tailored for unique conditions. The product's adaptability is unparalleled, effortlessly meeting diverse operational and control performance needs by allowing for the direct interchange of various internal components.
Independent Core Control Technology
Boasting a suite of sophisticated high-pressure difference control technologies, this product excels in addressing the exceptional demands of varying conditions. Mastery of crucial hardening processes for key components significantly boosts product performance and reliability. The valve's design features an impeccably tight and dependable internal and external sealing structure, conforming to prestigious international standards like TA-Luft/ISO 15848, thus ensuring optimal environmental compliance and safety.
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SNT Machinery (Qingdao) Co., Ltd. is a distinguished manufacturer of control valves, seamlessly integrating manufacturing, design, sales, and services into a unified entity. With an inception marked by high standards and rapid progress, SNT is strategically positioned in the vibrant city of Qingdao, Shandong province, sprawling over an impressive 42,000 square meters. Our state-of-the-art workshop and production facilities highlight our commitment to excellence as a high-tech enterprise, boasting independent intellectual property rights and cutting-edge management and production expertise sourced globally. Our workforce comprises over 150 dedicated professionals, where 15% are R&D specialists and 30% hold graduate or higher degrees. Leveraging a top-tier production management team and pioneering technology R&D, we specialize in mass-producing premium-quality valves, serving the petrochemical, oil, and coal chemical sectors. In 2017, our sales surged to an impressive 100 billion.
SNT proudly holds the TS Special Equipment Manufacturing Certificate and ISO 9001 certification, along with prestigious net qualification certificates from SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our technological prowess is underscored by numerous National Patents. We excel in designing and manufacturing a comprehensive range of valves in strict adherence to ANSI, API, DIN, BS, and JIS standards. By amalgamating the finest attributes of globally renowned valves and spearheading independent R&D, we now offer an extensive 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.
Our product line further encompasses V Ball Valves, High Wear-resistant Ball Valves, High Pressure Steam Valves, Micro-flow Control Valves, Self-operated Control Valves, Cryogenic Valves, and more. Various driving methods are available, including manual operation, power-driven, pneumatic, and hydraulic drives. The primary materials used in our production are A216WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M, with specifications ranging from 1/2" to 120" and a working pressure of ANSI 150# to 2500#. Our products can endure extreme temperatures ranging from -196ºC to 1100ºC.
With advanced production technology management and a robust quality assurance system, SNT Valves are extensively employed in the petrochemical, oil, steel & iron, paper manufacturing, and power station industries. Our esteemed clientele includes SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, SINOPEC Qingdao Refinery, SINOPEC Changling branch, Jinan branch, and many more, underscoring our widespread industry acceptance and trust.
At SNT, we prioritize our users' profitability, dedicating ourselves to establishing unparalleled quality and a strong brand presence. Our impeccable quality assurance and after-sales systems ensure that SNT valves collaborate closely with our clients to foster mutual prosperity and success.
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