| Customization: | Available |
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| Temperature: | High Temperature |
| Certification: | GS, CE, ISO9001 |
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In the demanding realms where high temperature and significant differential pressure converge, SNT Machinery (Qingdao) Co., Ltd.'s multi-stage trim stands as a beacon of precision and endurance. These valves promise unrivaled control and longevity, triumphing over typical issues such as cavitation erosion and bothersome noise, ensuring seamless operation. Whether dealing with compressive or non-compressive fluids, this innovative series offers a multitude of advantages. Its enhanced performance and remarkable durability not only translate into significant reductions in maintenance costs but also lead to systems that are beautifully streamlined and simplified. Without the need for additional components such as diffusers and silencers, the equipment costs are noticeably minimized. Models such as 6862, 7500, and 9000 provide tailored solutions for various fluid conditions, allowing customers to select the most suitable option by evaluating both functions and pricing.
The heart of the multi-stage pressure-reducing combined labyrinth control valve is its meticulously engineered core throttling component, crafted from a sophisticated stack of metal discs etched with labyrinth grooves. As fluid navigates through these intricate channels, it experiences a series of controlled collisions and changes in direction, expertly dissipating energy. This process not only regulates flow rate with finesse but also methodically reduces pressure. It finds its place in specialized environments characterized by high temperatures and pressure drops, such as nuclear and conventional power plants. While superheated steam is a common working medium, these valves are equally adept at handling various liquid mediums with efficiency.
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 |
Our suite of testing equipment includes: LT Impact Testing Machine, UT Test Equipment, and MT Test Equipment, each designed for rigorous quality assurance.
We offer comprehensive testing solutions with our RT Test Equipment, PT Test Equipment, and the advanced Metallurgical Microscope, ensuring top-tier inspection capabilities.
SNT Machinery (Qingdao) Co., Ltd, a distinguished leader in the realm of control valves, seamlessly integrates manufacturing, design, sales, and service into a singular powerhouse of innovation and quality. Positioned strategically in the vibrant city of Qingdao, Shandong Province, our expansive 42,000m² facility is a testament to modern engineering, boasting a state-of-the-art workshop and cutting-edge production equipment. As a pioneering high-tech enterprise with proprietary intellectual property and globally refined management practices, we are home to over 150 dedicated professionals, with an impressive 15% engaged in R&D and 30% holding advanced degrees. Fueled by our top-tier production management and trailblazing research, we deliver a wide array of superior valves to the petrochemical, oil, and coal chemical sectors, achieving a remarkable sales milestone of nearly 100 billion in 2017.
SNT proudly holds the TS special equipment manufacturing certificate and ISO 9001 certification, reflecting our unwavering commitment to excellence. We are accredited by industry giants such as SINOPEC, CNOOC, PETROCHINA, and SINOCHEM, and have secured numerous national patents across various technologies. Our expertise allows us to engineer and produce an extensive variety of valves adhering to ANSI, API, DIN, BS, and JIS standards. By harnessing the strengths of renowned valves globally and driving independent R&D, we offer a comprehensive range of products, including globe valves, high-pressure boiler blow-down valves, high-performance butterfly valves, angle-regulating valves, eccentric rotary valves, and more.
Our diverse portfolio encompasses valves such as 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. We provide a variety of actuation options, including manual, electric, pneumatic, and hydraulic drives. Our main components are crafted from materials like A216WCB, A217 WC6/WC9, A351 CF8/CF8M/CF3/CF3M, with specifications ranging from 1/2" to 120", capable of handling pressures from ANSI 150# to 2500# and operating temperatures from -196ºC to 1100ºC.
Capitalizing on our advanced technological prowess and robust quality assurance systems, SNT valves have become integral components in sectors such as petrochemicals, oil, steel & iron, paper manufacturing, and power generation. Our esteemed clientele includes major industry players like SINOPEC QILU, SINOPEC Qingdao, CNOOC Huizhou Refinery, PETROCHINA Guangxi, PETROCHINA Ningxia, and many more.
At SNT, we prioritize the prosperity of our users, dedicating ourselves to crafting unmatched quality and forging a reputable brand. Our exemplary quality assurance and comprehensive after-sales services ensure that SNT valves are synonymous with success and growth, as we collaborate with our valued customers to create shared prosperity.
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