| Customization: | Available |
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| Temperature: | High Temperature |
| Certification: | GS, CE, ISO9001 |
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IIn the demanding realm of severe services characterized by soaring temperatures and substantial differential pressures, SNT Machinery (Qingdao) Co., Ltd.'s Professional Grade Cage Guided Multi-stage Axis Flow Control Valves for Experts stand out as a pinnacle of precision and longevity. Featuring SNT's innovative multi-stage trim, these valves ensure precise control and boast extended lifespans, effectively banishing issues of cavitation erosion and noise disturbances, regardless of whether the fluid in question is compressive or non-compressive. The multitude of advantages provided by these valves include enhanced performance, robust durability, and a consequential reduction in maintenance costs. Additionally, system complexity is greatly diminished as there is no longer a need for supplementary equipment such as diffusers and silencers, which translates into significant equipment cost savings. Depending on the fluid condition, the ideal model can be selected from the options 6862, 7500, and 9000, allowing for a perfect balance between functionality and cost-efficiency.
The sleeve-guided series of multi-stage pressure-reducing control valves revolutionizes traditional throttling mechanisms by dividing the original integrated throttling area into multiple segmented areas in series. This ingenious design effectively transforms a large pressure differential into several manageable, smaller pressure differentials. By keeping each pressure reduction above the saturation vapor pressure, the design adeptly prevents the onset of cavitation. This valve series is predominantly applied in scenarios where the liquid medium is the primary working substance, showcasing unparalleled expertise in 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 |
High Control Precision
Elevate your operational efficiency with our expertly engineered valve, meticulously crafted using advanced CFD fluid dynamics software simulations. This state-of-the-art valve isn't just built; it's perfected through professional analysis, calculations, and experimental verification to align flawlessly with process requirements. Experience unparalleled flow characteristics that adhere strictly to the esteemed international standard IEC 60534.
Comprehensive Product Specifications
Discover the vast and versatile range of our products, expertly designed to cater to high, medium, and low series, including specialized series tailored for unique conditions. Our products boast remarkable adaptability, enabling seamless integration into diverse working environments. With the flexibility to interchange internal components, you can effortlessly meet specific control performance requirements, ensuring top-tier operational efficiency.
Independent Core Control Technology
Harness the power of cutting-edge high-pressure difference control technologies, designed to satisfy the most demanding conditions. Our mastery in key component hardening processes not only boosts product performance but also significantly enhances reliability. The meticulously designed sealing structure, both internal and external, assures a secure fit that meets rigorous international standards like TA-Luft/ISO 15848, elevating your peace of mind to new heights.
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SNT Machinery (Qingdao) Co., Ltd is a leading innovator in the production of control valves. Integrating manufacturing, design, sales, and service, our company is synonymous with rapid growth and cutting-edge development. Nestled in Qingdao, Shandong province, our expansive 42,000m2 facility is a beacon of modernity, boasting state-of-the-art workshops and production equipment. As a high-tech enterprise, we pride ourselves on possessing independent intellectual property rights and leveraging advanced management and production techniques from global leaders. Our dynamic team of over 150 professionals includes 15% R&D specialists and 30% graduates or individuals with higher degrees. Driven by a commitment to quality and innovation, we manufacture top-tier valves extensively used in petrochemical, oil, and coal chemical industries. Our formidable sales reached nearly 100 billion in 2017, a testament to our excellence.
SNT is proud to have earned the TS special equipment manufacturing certificate and ISO 9001 accreditation. We are accredited by SINOPEC, CNOOC, PETROCHINA, and SINOCHEM through our net qualification certificate and hold numerous National Patents. Our capabilities extend to crafting a comprehensive range of valves that conform to ANSI, API, DIN, BS, and JIS standards. By harnessing the strengths of globally renowned valves and fostering our independent R&D, we produce a diverse suite of valves. Our offerings include GLOBE, High Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, and Eccentric Rotary Valves, to name a few.
Our versatile selection features V Ball Valves, High Wear-resistant Ball Valves, High Pressure Steam Valves, Micro-flow Control Valves, and Self-operated Control Valves, as well as Cryogenic Valves. With driving forms ranging from manual operation to power-driven, pneumatic, and hydraulic drives, our products are engineered from premium materials such as A216WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M. Our specifications span from 1/2" to 120", with working pressures from ANSI 150# to 2500#, and temperatures ranging from -196ºC to 1100ºC.
SNT Valves, distinguished by advanced production technology, superior management, and a robust quality assurance system, are integral to industries like petrochemicals, oil, steel & iron, paper manufacturing, and power stations. Our esteemed clientele includes SINOPEC QILU, SINOPEC Qingdao, CNOOC Huizhou Refinery, PETROCHINA Guangxi, and PETROCHINA Ningxia, along with others such as SINOPEC Changling and Jinan branches.
At SNT, we prioritize our users' profitability, dedicating ourselves to crafting unparalleled quality and establishing a revered brand. Our impeccable quality assurance and after-sales systems ensure enduring partnerships with our customers, driving mutual success and prosperity.
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