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 seamless integration, our valves boast accurate face-to-face dimensions, meticulously engineered to meet your specific installation requirements.
Standard Material Combination: Experience unparalleled durability with our standard material combination, featuring high-quality components for long-lasting performance and resilience even in demanding environments.
Body and Bonnet Disc Spring Gasket: Our advanced design includes a robust body and bonnet disc spring gasket, along with an additional valve body and bonnet gasket, all crafted to ensure optimal sealing and operational efficiency. Valve Rating CV: Explore the comprehensive trip reference table to find the perfect valve rating CV that aligns with your system's specifications, ensuring optimal flow control and efficiency.
Valve Body Dimensions and Weight: Discover the precise dimensions and weight of our valve body, designed for easy handling and installation without compromising on strength and stability.Customizable Sizes: Tailor-made to suit your unique requirements, the specific size of our valves can be customized according to your demand, offering flexibility and adaptability for any application.
Valve Weight: Our valve weight specifications ensure ease of transport and installation, balancing functionality with practicality to meet your operational needs.
Standard Valve Cover Weight: The above valve cover weight is our standard, however, for high-temperature applications, we invite you to contact us for specialized solutions tailored to your needs.
About Control Valves
Qingdao Xishuo Electric Manufacturing Co., Ltd. proudly boasts over two decades of expertise in the development and production of straight-through control valves, renowned for their exceptional precision, stable performance, and unwavering quality. This diverse range of products has been meticulously crafted to cater to various service lines, meticulously categorized based on specific requirements such as pressure, temperature, and unique physicochemical properties. Widely embraced across industries including petroleum, chemical manufacturing, light industry, pharmaceuticals, paper production, metallurgy, and power generation, these control valves are pivotal in modernizing automatic industrial instrumentation systems. In recent years, SNT VALVE has achieved significant acclaim, earning prestigious national and provincial awards, and progressively replacing foreign-imported valves in critical service applications.
High Control Precision
Ingeniously utilizing advanced CFD hydrodynamics software, our valve trim design is a product of meticulous analysis, calculation, and rigorous testing, ensuring that its flow characteristics adhere to the esteemed IEC 60534 standard.
Proprietary Core Control Technology
Our cutting-edge control technology adeptly manages high-pressure drops, meeting the diverse demands of various service lines. Through expert mastery of hardening treatments for crucial components, we significantly enhance product performance and reliability, alongside robust and trustworthy internal design.
Our meticulous sealing systems, both inside and out, are in full compliance with the TA-Luft/ISO 15848 standards, ensuring supreme reliability and environmental safety.
Comprehensive Specifications
Our extensive product range encompasses high, medium, and low-pressure series valves, as well as specialty valves tailored for unique applications. High Versatility
enables seamless replacement of valve trims, allowing adaptations to diverse service lines with utmost efficiency and precision.
Production application
Company Profile
SNT Machinery (Qingdao) Co., Ltd. is a distinguished producer of control valves, seamlessly integrating manufacturing, design, sales, and service. With a dynamic development trajectory and a high starting point, SNT is strategically located in Qingdao, Shandong province, encompassing a sprawling area of 42,000 m². This cutting-edge facility is equipped with state-of-the-art workshops and production equipment. Recognized as a high-tech enterprise, we hold independent intellectual property rights and have adopted advanced management and production techniques from global leaders. Our workforce exceeds 150 talented individuals, with 15% comprising R&D specialists and 30% being graduates or holding higher degrees. Through our exceptional production management team and innovative technology R&D, we deliver premium-quality valves for the petrochemical, oil, and coal chemical industries. Our sales skyrocketed to nearly 100 billion in 2017.
SNT proudly holds the TS special equipment manufacturing certificate and ISO 9001 accreditation, along with the net qualification certificate from industry giants SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. We have been awarded numerous national patents in various technologies. We specialize in designing and manufacturing a comprehensive range of valves that adhere to ANSI, API, DIN, BS, and JIS standards. By merging the strengths of renowned global valves with our proprietary research and development, we have mastered the production of an extensive variety of valves, such as GLOBE, High Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, and Eccentric Rotary Valves, 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, among others. Our driving forms comprise manual operation, power-driven, pneumatic, and hydraulic drives. The primary materials for our components include A216WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M, covering specifications from 1/2" to 120", with working pressures from ANSI 150# to 2500# and operating temperatures ranging from -196ºC to 1100ºC.
Capitalizing on advanced production technology, sophisticated management, and a robust quality assurance system, SNT Valves have become pivotal in industries like petrochemical, oil, steel & iron, paper manufacturing, and power stations. 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, to name a few.
Prioritizing customer profitability, we are committed to creating outstanding quality and a revered brand. Our impeccable quality assurance and after-sales systems ensure that SNT valves forge prosperous partnerships with all our customers, paving the way to mutual success and shared prosperity.
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.
