Basic Info.
Temperature
Ordinary Temperature
Certification
GS, CE, ISO9001
Media
Gas, Oil, Water, Acid
Connections
Sw/Bw/Butt Weld/Socket Weld
Trim Materials
SUS316/SUS316+Stellite/SUS316+Tfe
Flow Characteristics
Linear, EQ%, on-off
Metal Seat Leakage
Cvx 0.01% ANSI Class IV.V.Vhs
Soft Seat Leakage
Microbubble Level ANSI Class VI
Actuator Combination
Pneumatic Diaphragm Actuator
Body Bolt for Carbon Steel Material
A193 B7/SA193 B16/ SA479 Xm-19
Body Bolt for Stainless Steel Materials
A479 Xm-19/A193 B7
Core for Carbon Steel Materials
AISI 410 Nitriding Hardening/A479 316/A479 316L
Seat for Carbon Steel Materials
AISI 400 Hardening of Stainless Steel
Seat for Stainless Steel Materials
A479 316L/A479 316+Stellite
Valve Sleeve Materials
ANSI 410 Nitriding Hardening/A479 316chromeplate
Transport Package
Plywood Case
Product Description
Specifications
Body Type | 6843Globe Type 6843 Angle Type | 6843L/X Globe Type 6843L/X Angle Type | 6843D/E/M Globe Type 6843D/E/M Angle Type |
Body Size | 3/4''(20A)-24''(600A) | 3/4''(20A)-24''(600A) | 3/4''(20A)-24''(600A) |
Plug Size | 3/8''(9A)-24''(600A) | 3/8''(9A)-24''(600A) | 3/8''(9A)-24''(600A) |
Body Rating | ANSI 150-2500 | ANSI 150-2500 | ANSI 150-2500 |
Fluid Temperature | -196~+566 degree | -196~+566 degree | -196~+566 degree |
Connections | RF,RTJ/ SW, BW Flanged(RF, RTJ), But Weld, Socket Weld. |
Body Materials | A216WCB/C, A217WC6/9, A352 LCB/C, A351CF8M,etc |
Tirm Materials |
Range-ability | 50:1-30:1 | 30:1-50:1 | 30:1-50:1 |
Flow Characteristics | LINEar, EQ%, On-Off | LINER, EQ%, On-Off | LINER, EQ%,On-Off |
Metal Seat Leakage/Soft Seat Leakage | Cvx0.01% ANSI Class IV. V.VHS ANSI CLASS VI |
ANSI CLASS VI |
Actuator Combination | 1-X280: Pneumatic Diaphragm Actuator 1-X250: Pneumatic Diaphragm Actuator 1-X400: Pneumatic Cyilnder Actuator |
STANDARD SPECIFICATION--BODY
Product Description
Type | Unblanced spool and Ball type straight through single seat |
Body Size | NPS3/4''-16''(DN20-DN400) |
Plug Form | Plunger type |
Flow to | Flow to open or Flow to close |
Characterisitics | LINEAR |
Body connections | ANSI, EN, RF, RTJ ANSI B16.25 BW UNI EN 12627 BW |
Bonnet type | Standard: -29degree~230 degree Radiating type:-55 degree~566 degree Cryogenic:-196 degree~55 degree |
Packing | Nylon fiber reinforced type: ≤250ºC-150bar Flexible pure graphite packing combination, No actual temperature limited( oxidation medium the highest temperature is 250ºC) |
Leakage class | conform to IEC60534-4, Unblanced valve spool structure can be the highest VI at the highest temperature. |
Face to Face Dimension
Standard Material Combination
Body and Bonnet Disc Spring Gasket: This section details the robust components of our premium control valve, including additional gaskets for the valve body and bonnet. These are designed for exceptional durability and leak-proof reliability, ensuring your system operates smoothly and efficiently. Valve Rating CV and Trip Reference Table: Experience precision and performance with our detailed valve rating CV and trip reference table. This essential guide provides the necessary parameters to optimize your system's flow capacity and operational efficiency.
Valve Body Dimensions and Weight: Delve into the specifics of our control valve's design with comprehensive dimensions and weight information. Precisely engineered, these details ensure seamless integration and compatibility with your existing systems.The Specific Size Can Be Customized According to Demand: Tailor your control valve to your exact specifications. We offer customizable sizing options to meet your unique requirements, providing flexibility and bespoke solutions that align with your operational needs.
Valve Weight: Gain insight into the valve's weight details, crafted to support optimal stability and ease of installation, ensuring a seamless fit into your existing setup.
Above Valve Cover Weight is Standard. For High Temperature Applications, Please Contact Us: For scenarios that involve elevated temperatures, we offer customized solutions. Reach out to us to explore specialized options designed to withstand high-temperature environments, ensuring reliability and performance under demanding conditions.
About Control Valves
Qingdao Xishuo Electric Manufacturing Co., Ltd. boasts over two decades of expertise in the exploration and production of straight-through control valves. Renowned for their exceptional precision, unwavering performance, and unmatched reliability, these valves have been pivotal across various service lines. Expertly categorized into distinct series, these valves are tailored to meet specific requirements of pressure, temperature, and physicochemical attributes. Their remarkable versatility has seen widespread application in industries such as petrochemicals, light industry, pharmaceuticals, paper-making, metallurgy, and power stations. These control valves are integral to the automated industrial instrumentation production system. Recently, SNT VALVE has been honored with prestigious national and provincial awards, gradually superseding foreign imports on key service lines.
Superior Control Precision
Our valve trim design harnesses the power of CFD hydrodynamics software, ensuring process requirements are met through comprehensive analysis, precise calculations, and rigorous testing. The flow characteristics are in strict compliance with the IEC 60534 standard, guaranteeing optimal performance.
Proprietary Core Control Technology
Our advanced high-pressure drop control technology adeptly meets a variety of service line demands. Mastery in hardening key components enhances both performance and reliability. Furthermore, the meticulous design ensures a robust and dependable seal that
complies with TA-Luft and ISO 15848 standards, among others, ensuring top-notch sealing both inside and out.
Comprehensive Specifications
Our extensive product range includes high, medium, and low-pressure series valves, as well as specialized valves. This high level of versatility
enables the easy replacement of valve trims to seamlessly adapt to varying service line demands.
Production application
Company Profile
SNT Machinery (Qingdao) Co., Ltd. is a distinguished manufacturer of cutting-edge control valves, seamlessly integrating manufacturing, design, sales, and service into a single streamlined operation. Strategically nestled in the vibrant city of Qingdao, Shandong province, our expansive 42,000m² state-of-the-art facility is equipped with the latest in modern workshops and production machinery. As a forward-thinking high-tech enterprise boasting independent intellectual property rights and advanced management and production expertise, we have swiftly ascended to prominence. Our dedicated workforce of over 150 includes a robust team of research and development specialists, making up 15% of our staff, with 30% holding graduate or higher degrees. This talented team, paired with our innovative technology and superior production management, enables us to deliver an array of premium valves widely utilized in petrochemical, oil, and coal chemical industries. Our impressive sales reached nearly 100 billion in 2017.
SNT proudly holds the TS Special Equipment Manufacturing Certificate and ISO 9001 accreditation, as well as network qualification certificates from industry giants SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our innovation is further validated by numerous national patents. We are adept at designing and manufacturing a comprehensive range of valves adhering to ANSI, API, DIN, BS, and JIS standards. By harmonizing the best features of renowned global valves with our independent R&D, we have mastered the production of various sophisticated valve types, 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 extensive product line boasts 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 offer versatile driving forms such as manual, power-driven, pneumatic, and hydraulic options. Our main component materials include A216WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M, accommodating specifications from 1/2" to 120", with working pressures ranging from ANSI 150# to 2500#, and operational temperatures stretching from -196ºC to 1100ºC.
Thanks to our cutting-edge production technology management and comprehensive quality assurance system, SNT Valves are highly sought after across petrochemical, oil, steel & iron, paper manufacturing, and power station industries. Our esteemed clientele features industry leaders like SINOPEC QILU Branch, SINOPEC Qingdao Branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi Branch, PETROCHINA Ningxia Branch, and SINOPEC Changling Branch, among others.
At SNT, maximizing our users' profits is paramount, driving our commitment to establishing an exceptional brand synonymous with quality excellence. Our impeccable quality assurance and comprehensive after-sales service systems ensure that, alongside our valued customers, we forge a path of shared prosperity and success.
Address:
Shiao International 1602, Shinan District, Qingdao, Shandong, China
Business Type:
Manufacturer/Factory
Business Range:
Industrial Equipment & Components
Management System Certification:
ISO 9001, ISO 20000, IATF16949, HSE
Company Introduction:
SNT Machinery(Qingdao)Co., Ltd. Stands as a leading authority in control valve manufacturing. Based in the strategic hub of Qingdao, Shandong province, our sprawling 42, 000m² Facility is outfitted with cutting-edge workshops and advanced production equipment. As a high-tech enterprise, we take pride in owning independent intellectual property rights and implementing cutting-edge international management and production techniques. Our team of over 150 dedicated professionals includes 15% R&D specialists and 30% with graduate degrees or higher. This commitment to excellence and innovation enables us to produce a diverse array of top-tier valves, widely utilized across the petrochemical, oil, and coal chemical industries. In an impressive milestone, our sales neared 100 billion in 2017. SNT proudly holds the prestigious TS special equipment manufacturing certificate and ISO 9001 certification. We are honored to possess net qualification certificates from industry titans including SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our technological prowess has garnered us multiple national patents. We design and manufacture an extensive range of valves adhering to stringent ANSI, API, DIN, BS, and JIS standards. By merging the finest attributes of world-renowned valves with our innovative R&D, we offer a comprehensive portfolio featuring GLOBE Valves, High-Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, Eccentric Rotary Valves, and beyond.
Our product lineup showcases V Ball Valves, High Wear-resistant Ball Valves, High-Pressure Steam Valves, Micro-flow Control Valves, Self-operated Control Valves, and Cryogenic Valves, available in manual, electric, pneumatic, and hydraulic driving forms. We use premium materials such as A216WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M. Our specifications range from 1/2" to 120" in size, accommodating working pressures from ANSI 150# to 2500# and operating temperatures from -196º C to 1100º C. Utilizing our advanced production technology, precise management, and robust quality assurance systems, SNT valves earn trust across diverse industries including petrochemical, oil, steel, iron, paper manufacturing, and power stations. Our esteemed clientele features SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, among others. At SNT, we are devoted to maximizing customer profitability by consistently delivering superior quality and establishing a reputable brand. Our unwavering commitment to comprehensive quality assurance and exemplary after-sales services ensures that SNT valves cultivate enduring partnerships with our clients, driving mutual success and long-term prosperity.