| Customization: | Available |
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| Temperature: | High Temperature |
| Certification: | GS, CE, ISO9001 |
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In the realm of high-stress environments characterized by elevated temperatures and substantial differential pressures, SNT's revolutionary multi-stage trim stands as a beacon of precision and resilience. It expertly delivers unparalleled control and longevity, effectively conquering challenges such as cavitation erosion and noise disturbances. Our technology excels with both compressive and non-compressive fluids. This series is a powerhouse of advantages, boasting enhanced performance and durability that lead to significant reductions in maintenance costs while streamlining system operations. The elimination of ancillary components like diffusers and silencers translates to further cost savings on equipment. Ranging from 6862, 7500, to 9000, you can choose the optimal model tailored to fluid conditions by evaluating both functional and financial aspects.
At the heart of the multi-stage pressure-reducing labyrinth control valve lies an ingenious core throttling mechanism. Comprising multiple metal discs intricately stacked with labyrinthine grooves, it orchestrates fluid flow through its channels, inducing multiple collisions and diversions to meticulously dissipate energy. This method ensures precise flow rate control while systematically diminishing pressure, making it indispensable in specialized high-temperature, high-pressure drop applications such as nuclear and power plants. Though primarily handling superheated steam, it is equally adept with liquid mediums.
Body type |
AOC-6862 |
Body size |
1.1/2"(40)-24"(600) |
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 |
Experience precision with our LT Impact Testing Machine, state-of-the-art UT Test Equipment, and reliable MT Test Equipment for all your testing needs.
Delve into excellence with our RT Test Equipment, ensure accuracy with PT Test Equipment, and achieve clarity with our advanced Metallurgical Microscope.
SNT Machinery (Qingdao) Co., Ltd. stands at the forefront of the control valve industry, seamlessly blending manufacturing, design, sales, and service into a singular powerhouse. With a firm foundation in innovation and rapid development, SNT is strategically situated in the vibrant city of Qingdao, Shandong Province, spanning an impressive 42,000m² of state-of-the-art facilities. As a distinguished high-tech enterprise, we hold independent intellectual property rights and have embraced advanced management and production expertise from global leaders. Our dynamic team exceeds 150 skilled professionals, with 15% dedicated to research and development, and 30% holding graduate or higher degrees. Driven by a commitment to excellence in production management and pioneering technology, we specialize in producing high-quality valves for the petrochemical, oil, and coal chemical sectors, achieving an impressive sales milestone of nearly 100 billion in 2017.
SNT proudly holds the prestigious TS Special Equipment Manufacturing Certificate and ISO 9001 accreditation, alongside net qualification certifications from major industry players such as SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our dedication to innovation has earned us numerous national patents. We design and manufacture an extensive range of valves that adhere to ANSI, API, DIN, BS, and JIS standards. By integrating the best attributes from renowned valve manufacturers worldwide with our proprietary research and development, we offer a comprehensive lineup, including Globe Valves, High-Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, Eccentric Rotary Valves, and T Three-eccentric Center Butterfly Valves.
Our expansive product portfolio also encompasses V Ball Valves, High Wear-resistant Ball Valves, High Pressure Steam Valves, Micro-flow Control Valves, Self-operated Control Valves, and Cryogenic Valves. We offer diverse driving forms such as manual, power-driven, pneumatic, and hydraulic. Our main components are crafted from premium materials like A216WCB, A217 WC6/WC9, A351 CF8/CF8M/CF3/CF3M, with specifications ranging from 1/2" to 120", and designed to withstand working pressures from ANSI 150# to 2500#, and temperatures from -196ºC to 1100ºC.
Capitalizing on cutting-edge production technology and a robust quality assurance system, SNT Valves have become indispensable across industries like petrochemical, oil, steel & iron, paper manufacturing, and power stations. Our esteemed client list includes industrial giants such as SINOPEC QILU Branch, SINOPEC Qingdao Branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi Branch, PETROCHINA Ningxia Branch, and SINOPEC Changling Branch, among others.
At SNT, our customers' success is our mission. We are resolutely focused on forging a brand synonymous with unparalleled quality. Our comprehensive quality assurance and after-sales service systems are testament to our dedication to creating lasting partnerships with our clients, paving the way for mutual growth and success.
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