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: Ensuring precision and compatibility, our Double Parallel Sliding Gate Valves for Sw/Bw/Butt Weld Configurations are crafted with meticulous attention to detail, offering optimal alignment and seamless integration in your pipeline systems.
Standard Material Combination: Our valves employ a superior standard material combination, meticulously chosen to guarantee durability, resilience, and longevity, thereby offering unmatched performance in rigorous industrial applications.
Body and Bonnet Disc Spring Gasket: Engineered to perfection, the body and bonnet disc spring gasket enhances the seal integrity, providing an additional layer of protection. Additional Valve Body and Bonnet Gasket: Augmenting our design, these gaskets ensure exceptional leak-proof reliability and operational efficiency. Valve Rating CV & Trip Reference Table: Our comprehensive valve rating CV and trip reference table provides all critical parameters, facilitating informed decision-making and ensuring that you select the perfect valve for your specific flow and pressure requirements.
Valve Body Dimensions and Weight: Designed for both functionality and efficiency, our valve body dimensions are compact yet robust, minimizing space usage while maximizing performance. The weight specifications ensure ease of installation and maintenance.The specific size can be customized according to demand: We offer bespoke size customization to cater to unique operational requirements, ensuring your valve perfectly fits into your existing infrastructure, enhancing both performance and efficiency.
Valve Weight: Our valves are engineered to strike the perfect balance between weight and strength, ensuring they are both sturdy and manageable for installation and handling.
Above valve cover weight is standard. For high temperature applications, please contact us: Our standard valve cover weight ensures durability, but for operations involving high temperatures, we offer specialized solutions. Kindly reach out for tailored advice and product options.
About Control Valves
Qingdao Xishuo Electric Manufacturing Co., Ltd., with over two decades of esteemed experience, excels in pioneering and producing precision-engineered straight-through control valves. Renowned for their exceptional accuracy, stability, and dependability, these top-tier products have seamlessly integrated into diverse service lines. Categorized meticulously according to pressure requirements, temperature, and physicochemical properties, these valves are indispensable to industries such as petroleum, chemical, light industry, pharmaceuticals, paper-making, metallurgy, and power stations. They play a vital role in the automation of industrial instrumentation production systems. Recently, SNT VALVE has proudly garnered national and provincial accolades. Gradually, our valves are supplanting foreign imports in key applications, marking a significant milestone in our journey.
High Control Precision
Utilizing cutting-edge CFD hydrodynamics software, our valve trim design embodies engineering excellence. Through meticulous analysis, calculation, and rigorous testing, we achieve precise process requirements. Our flow characteristics adhere strictly to the prestigious IEC 60534 standard, ensuring unrivaled control and performance.
Owned Core Control Technology
Our advanced technologies for managing high-pressure drops are crafted to meet diverse service line demands. Mastery in hardening treatments of crucial components significantly boosts both performance and reliability. Moreover, our designs ensure optimal tightness and reliability.
Our sealing solutions, both internal and external, are meticulously designed to comply with TA-Luft/ISO 15848 standards and beyond.
Complete Specifications
Our expansive product lineup encompasses high, medium, and low-pressure series valves, alongside specialized valves for unique applications. High Versatility
Our products are engineered with versatility in mind, enabling the seamless replacement of valve trims to cater to varying service lines, thus maximizing efficiency and adaptability.
Production application
Company Profile
SNT Machinery (Qingdao) Co., Ltd. stands as a leading producer of control valves, seamlessly integrating manufacturing, design, sales, and service. With a strong foundation for rapid development, SNT is strategically located in the picturesque Qingdao, Shandong province, spanning an impressive area of 42,000m². Our state-of-the-art workshops and advanced production equipment position us as a high-tech enterprise, boasting independent intellectual property rights and adopting world-class management and production practices. Our workforce exceeds 150 dedicated professionals, with a robust R&D team comprising 15% and a remarkable 30% holding graduate or higher degrees. Our commitment to innovation and excellence allows us to deliver high-quality valves extensively utilized in petrochemical, oil, and coal chemical sectors. We achieved an astounding sales value nearing 100 billion in 2017, underscoring our influential market presence.
SNT proudly holds the TS special equipment manufacturing certification and ISO 9001 accreditation, alongside net qualification certifications from prestigious entities like SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our technological prowess is further recognized with multiple National Patents. We excel in designing and manufacturing a comprehensive range of valves adhering to ANSI, API, DIN, BS, and JIS standards. By synthesizing the best features of renowned global valves with our proprietary R&D, we produce an extensive variety, including GLOBE Valves, High Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, Eccentric Rotary Valves, and Three-eccentric Center Butterfly Valves, to name a few.
Our product lineup features 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, including manual, power-driven, pneumatic, and hydraulic systems. Our main parts are crafted from premium materials like A216 WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M. We provide specifications from 1/2" to 120", with working pressures ranging from ANSI 150# to 2500# and temperatures spanning -196ºC to 1100ºC.
Leveraging cutting-edge production technology management and a robust quality assurance system, SNT Valves are trusted across various industries such as petrochemical, oil, steel & iron, paper manufacturing, and power stations. Our esteemed clientele includes industry giants like SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, SINOPEC Qingdao Refinery, and more, reflecting our leadership and reliability.
At SNT, the prosperity of our users is paramount. We are unwavering in our dedication to delivering superior quality and cultivating a reputable brand. Our impeccable quality assurance and comprehensive after-sales systems empower SNT valves to forge lasting partnerships with our customers, driving mutual success and innovation.
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.
