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: Discover the uncompromising quality and precision engineering of the body of our Low Pressure Control Valve, designed with top-of-the-line materials to ensure durability and superior performance in every application.
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: Discover the precise engineering behind our Low Pressure Control Valve with Top Guide and Socket Weld, ensuring flawless compatibility in your systems.
Standard Material Combination: Our valves are crafted from premium materials, guaranteeing durability and excellent performance in demanding environments.
Body and Bonnet Disc Spring Gasket: This expertly designed feature ensures top-tier sealing performance. Additional Valve Body and Bonnet Gasket: Enhance the reliability and longevity of your systems with our superior gaskets. Valve Rating CV: Explore our Trip Reference Table to understand how our valves maintain optimal flow control, tailored to meet diverse operational needs.
Valve Body Dimensions and Weight: Engineered for precision, our valves are designed to deliver excellent performance with the perfect balance of dimensions and weight.The Specific Size Can Be Customized According to Demand: We offer tailored sizing options to meet your specific operational requirements, providing flexibility and precision alignment with your needs.
Valve Weight
Above Valve Cover Weight is Standard: For high-temperature applications, please contact us to ensure you receive the appropriate solution for your specific needs.
About Control Valves
Qingdao Xishuo Electric Manufacturing Co., Ltd. boasts over two decades of unparalleled expertise in the development and production of precision-engineered straight-through control valves. These valves are renowned for their exceptional accuracy, stable performance, and steadfast reliability. This distinguished product line caters to a diverse array of service lines, meticulously categorized by pressure requirements, temperature conditions, and physicochemical properties. Our control valves are extensively utilized in sectors such as petroleum, chemical industry, light industry, pharmaceuticals, paper-making, metallurgy, and power stations, playing a pivotal role in automated industrial instrumentation systems. Proudly, SNT VALVE has garnered national and provincial accolades, and our robust products have progressively supplanted foreign imports in crucial service lines.
High Control Precision
Our valve trim design harnesses the power of advanced CFD hydrodynamics software, allowing us to precisely analyze, calculate, and test to meet stringent process requirements. The flow characteristics of our valves are in full compliance with the IEC 60534 standard, ensuring top-tier performance.
Proprietary Core Control Technology
Our suite of high-pressure drop control technologies caters to the specific needs of various service lines. By mastering the hardening treatment of critical components, we significantly enhance product performance and reliability. The robust design of both inner and outer sealing ensures compliance with TA-Luft/ISO 15848 standards, guaranteeing airtight integrity.
Regarding both internal and external sealing, our design fully adheres to the TA-Luft/ISO 15848 standards, among others.
Comprehensive Specifications
Our product range includes valves suitable for high, medium, and low pressure applications, as well as specialized purpose valves. Designed for high versatility,
our valves allow for the seamless replacement of valve trims, ensuring adaptability across various service lines.
Production application
Company Profile
SNT Machinery (Qingdao) Co., Ltd stands as a premier producer of control valves, seamlessly integrating manufacturing, design, sales, and service into a unified powerhouse. With a strategic location in Qingdao, Shandong Province, SNT boasts a sprawling 42,000 m² facility outfitted with state-of-the-art workshops and production equipment. As a leading high-tech enterprise, we pride ourselves on possessing independent intellectual property rights, leveraging cutting-edge management and advanced production methodologies. Our dynamic team exceeds 150 dedicated professionals, with an impressive 15% specializing in R&D and 30% holding graduate or higher degrees. Anchored by our exceptional production management team and groundbreaking technology innovation, SNT excels in crafting top-tier valves extensively employed across petrochemical, oil, and coal chemical industries. In 2017, our commitment to excellence propelled our sales value to nearly 100 billion.
SNT proudly holds the TS Special Equipment Manufacturing Certificate and ISO 9001 certification, alongside securing net qualification certificates from industry giants such as SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. We have also achieved national patents in multiple technological arenas. Our prowess extends to designing and manufacturing a comprehensive range of valves in strict accordance with ANSI, API, DIN, BS, and JIS standards. By amalgamating the strengths of renowned global valves with our independent R&D, we have mastered the production of diverse valve types, including GLOBE, High Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, and Eccentric Rotary Valves.
Our extensive valve offerings also cover 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 drive systems include manual, power-driven, pneumatic, and hydraulic options. The main components are crafted from robust materials such as A216WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M, with specifications ranging from 1/2" to 120", and designed to withstand working pressures of ANSI 150# to 2500# and temperatures from -196ºC to 1100ºC.
Leveraging advanced production technology management and a stringent quality assurance system, SNT valves have gained widespread acclaim and are extensively utilized in industries including petrochemical, oil, steel & iron, paper manufacturing, and power stations. Our esteemed clientele encompasses entities such as SINOPEC QILU Branch, SINOPEC Qingdao Branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi Branch, PETROCHINA Ningxia Branch, and more, reaffirming our position as a trusted partner in excellence.
At SNT, customer profit is our unwavering priority. We are passionately committed to establishing unparalleled quality and a distinguished brand reputation. Our comprehensive quality assurance and after-sales systems ensure that SNT valves collaboratively forge success and prosperity with our valued customers, elevating industry standards and achieving mutual triumph.
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.