Flanged Reliable Performance Cage Guided Multi-Stage Axis Flow Control Valves for Industry with Cvx0.01% ANSI Class IV, V, or Mss-Sp-61 and VI Leakage Standard

• Customization: Available
• Temperature: High Temperature
• Certification: GS, CE, ISO9001
• Model NO.: AOC-7500
• Connection Mode: Flange
• Power: Pneumatic
• Material: Stainless Steel
• Type: Single Seater
• Body Size: 1′′-16′′(400A)
• Body Rating: ANSI Class 150-2500
• Fluid Temperature: -196~+566 Degree
• Connection: Flanged(RF, Rtj)/Butt Weld, Socket Weldsw, Bw
• Trim Materials: A216wcb/C, A217 Wc6/9, A351CF8, A351 CF8, A105
• Range-Ability 1: 50:1-20:1
• Range-Ability 2: Linear, Modified Linear, Modified EQ%
• Leakage: Cvx0.01% ANSI Class IV, V or Mss-Sp-61
• Metal Seat: ANSI Class VI
• Soft Seat: ANSI Class VI
• Trim Levels: up to Level 24
• Actuator Combination 1: 1-X280: Pneumatic Diaphragm Actuator
• Actuator Combination 2: 1-X250 Pneumatic Diaphragm Actuator
• Actuator Combination 3: Pneumatic Cylinder Actuator
• Working Medium: Steam/Liquid
• Transport Package: Woodne
• Trademark: SNT
• Origin: China
• HS Code: 8481804090
• Production Capacity: 500000PCS/Year

Product Description

About products

<sup>In severe services where high temperature and high differential pressure pose significant challenges, SNT Machinery's Reliable Performance Cage Guided Multi-stage Axis Flow Control Valves promise superior performance. With a multi-stage trim designed to ensure precise control and longevity, these valves effectively mitigate issues like cavitation erosion and noise disturbances, whether dealing with compressible or non-compressible fluids. This series stands out for its enhanced durability and efficiency, leading to reduced maintenance expenses and streamlined system operations. The elimination of the need for ancillary devices such as diffusers and silencers further contributes to cost savings. Models such as 6862, 7500, and 9000 can be selected based on specific fluid conditions and requirements, optimizing both functionality and cost-efficiency.

The sleeve-guided series of multi-stage pressure-reducing control valves revolutionizes pressure management by transforming the traditional integrated throttling area into multiple, strategically separated throttling zones. This innovative approach breaks down a significant pressure difference into a series of smaller, manageable differences, ensuring each pressure reduction remains above the saturation vapor pressure to effectively prevent cavitation. This series is particularly suited for applications involving liquid mediums, providing superior control and reliability in demanding working scenarios.</sup>

Product Description

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
	1-X400:  Pneumatic Cyilnder Actuator

 

 

Test and Detection Equipment

 

^{In alignment with the rigorous standards set forth by ISO9001 and API SPECQ, SNT Machinery (Qingdao) Co., Ltd. meticulously establishes and prepares sophisticated control methods, processes, and equipment. This includes a comprehensive array of inspection and testing apparatus, alongside state-of-the-art process equipment. Our commitment ensures flawless synergy and completion across design, manufacturing, inspection, testing, installation, and service realms. Our arsenal boasts advanced material chemical constituent analysis tools, premium imported metal spectrum analyzers, precision universal tool microscopes, and capabilities for re-inspection of mechanical performance.}

^{We proudly possess cutting-edge RT, UT, MT, PT, and other nondestructive inspection equipment, operated by a team of certified experts holding prestigious nondestructive inspection qualifications. Further enhancing our capabilities, we offer a myriad of pressure test equipment in varying sizes, sophisticated low-temperature test machinery, and helium mass spectrometer leak detectors. Our facilities are fully equipped to conduct low emission helium mass spectrometer tests, high-pressure gas tests, vacuum tests, fatigue tests, and meticulous degreasing tests, ensuring unparalleled quality and reliability.}

 

Technical R&D and Design

<sup>To bolster our prowess in crafting groundbreaking products, SNT Machinery (Qingdao) Co., Ltd. has established the esteemed SNT Technical R&D Center. Here, over 20 pioneering technical professionals, including three distinguished senior engineers, are ceaselessly engaged in the innovation and development of products that align seamlessly with market demands. Leveraging both national and international state-of-the-art research facilities, we enhance our existing offerings while consistently innovating to anticipate future needs.

Our design ethos incorporates esteemed standards such as ASME, API, DIN, GB, JB, and SH. We harness the power of advanced design, calculation, and analysis software including CAD, SOLIDWORKS, ANSYS, and CFD. This enables us to precisely manage aspects like pressure endurance, stress concentration, and deformation of pressure components, thereby significantly boosting the safety and reliability of our products.</sup>

Product Feature

High Control Precision
^{Crafted with meticulous precision, these valve internals are engineered using advanced CFD fluid dynamics software simulations. Our rigorous software analyses and empirical verifications ensure they meet the highest process standards. Remarkably, their flow characteristics are aligned with the prestigious international standard IEC 60534, defining excellence.}

Comprehensive Product Specifications

^{Our product suite is exceptionally versatile, spanning high, medium, and low series, including those tailored for unique conditions. With unparalleled adaptability, these products seamlessly meet diverse operational demands and control performance specifications by simply swapping different internal components.}

Independent Core Control Technology
^{Our technology incorporates pioneering high-pressure difference control solutions to address various specialized requirements. Mastery of key component hardening processes significantly elevates product performance and reliability. Additionally, it features an impeccably robust internal and external sealing structure, adhering to stringent international standards like TA-Luft/ISO 15848, ensuring top-tier performance and durability.}
 

 

Test and Detection Equipments

LT Impact Testing Machine | UT Test Equipment | MT Test Equipment
 

RT Test Equipment | PT Test Equipment | Metallurgical Microscope

Precision Hardness Test Equipment

 

State-of-the-Art Advanced Production and Manufacturing Systems

Precision CNC Lathe High-Performance Internal and External Grinding Machine Innovative Plasma Welding Machine
 

4m Stem Processing Equipment Advanced CNC Wire Cutting CNC Drilling and Milling Equipment



 

Production application

 

Company Profile

<sup>SNT Machinery (Qingdao) Co., Ltd., a distinguished leader in the production of control valves, seamlessly integrates manufacturing, design, sales, and exceptional service. Nestled in the vibrant city of Qingdao, Shandong province, SNT spans a vast 42,000m², boasting state-of-the-art workshops and cutting-edge production technology. This high-tech enterprise proudly holds independent intellectual property rights and harnesses both global management insights and production acumen. With a dynamic team exceeding 150, where 15% are R&D specialists and 30% hold advanced degrees, SNT excels in producing premier quality valves for petrochemical, oil, and coal chemical industries. Our impressive sales soared to nearly 100 billion in 2017, driven by our commitment to quality and innovation.

SNT proudly holds the prestigious TS special equipment manufacturing certificate and ISO 9001 accreditation. Our esteemed net qualification from industry giants SINOPEC, CNOOC, PETROCHINA, and SINOCHEM, coupled with numerous national patents, underscores our technological prowess. We design and craft a comprehensive range of valves adhering to ANSI, API, DIN, BS, JIS standards. By merging global valve excellence with our own pioneering R&D, we've mastered the production of diverse valves such as GLOBE, High Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, and Eccentric Rotary Valves.
Our extensive valve portfolio also includes T Three-eccentric Center Butterfly Valves, V Ball Valves, High Wear-resistant Ball Valves, High Pressure Steam Valves, Micro-flow Control Valves, Self-operated Control Valves, and Cryogenic Valves. Our valves offer versatile driving forms including manual, power-driven, pneumatic, and hydraulic options. Constructed from robust materials like A216WCB, A217 WC6/WC9, A351 CF8/CF8M/CF3/CF3M, they cater to specifications ranging from 1/2" to 120", withstanding pressures from ANSI 150# to 2500# and temperatures spanning -196ºC to 1100ºC.

Thanks to our innovative production technology and rigorous quality assurance, SNT Valves are a trusted choice across petrochemical, oil, steel & iron, paper manufacturing, and power station sectors. Our esteemed clientele includes SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, SINOPEC Changling branch, and Jinan branch, among others.

Prioritizing our users' success, SNT is dedicated to establishing a legacy of exceptional quality and a distinguished brand. Our comprehensive quality assurance and after-sales support ensure that SNT valves, in collaboration with our valued customers, pave the path to mutual prosperity and success.</sup>