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: Our valve's face-to-face dimensions are meticulously designed to ensure seamless integration and flawless performance within your existing systems.
Standard Material Combination: Crafted with a premium selection of materials, our valves promise durability and reliability, standing the test of time even in the most demanding environments.
Body and Bonnet Disc Spring Gasket: Enhance the longevity and resilience of your system with our robust body and bonnet disc spring gaskets. Additional Valve Body and Bonnet Gasket: Ensure optimal sealing performance under various operating conditions with our auxiliary valve body and bonnet gaskets. Valve Rating CV Trip Reference Table: Unlock the full potential of your system with our comprehensive valve rating CV trip reference table, designed to guide you in achieving maximum efficiency and performance.
Valve Body Dimensions and Weight: Precisely engineered, our valve body dimensions and weight are tailored to provide superior functionality and ease of installation.Customizable Sizes: Tailor the specifics to your exact needs with our customizable size options, ensuring precision and a perfect fit for your unique applications.
Valve Weight: Engineered for optimal balance, our valve weight ensures sturdy performance without compromising on efficiency.
Standard Valve Cover Weight: Our standard valve cover weight is crafted for consistent performance. For high-temperature applications, please contact us to explore tailored solutions.
About Control Valves
Qingdao Xishuo Electric Manufacturing Co., Ltd. boasts over two decades of unparalleled expertise in the exploration and production of straight-through control valves. These valves are celebrated for their extraordinary precision, unwavering performance, and dependable quality. Our diverse portfolio, meticulously categorized based on pressure, temperature, and physicochemical characteristics, has become a cornerstone across myriad service lines. Widely embraced in industries such as petroleum, chemical, light industry, pharmaceuticals, paper-making, metallurgy, and power stations, our control valves are pivotal in the realm of automated industrial instrumentation. In recent years, SNT VALVE has been honored with both national and provincial accolades, progressively supplanting foreign imports in critical applications.
High Control Precision
Ingeniously crafted using advanced CFD hydrodynamics software, our valve trim design is a testament to precision engineering. Through meticulous analysis, calculation, and testing, we ensure that process requirements are impeccably met, adhering to the stringent IEC 60534 standards for flow characteristics.
Proprietary Core Control Technology
Our state-of-the-art high-pressure drop control technology seamlessly caters to diverse service line requirements. Expertise in hardening treatments for crucial components enhances product performance and reliability. Further, our robust and secure internal
and external sealing designs comply with TA-Luft/ISO 15848 standards, ensuring superior quality and environmental compliance.
Comprehensive Specifications
Our product range encompasses high, medium, and low-pressure series valves, alongside specialized purpose valves. With exceptional versatility,
our solutions offer the flexibility to interchange valve trims, accommodating a wide spectrum of service line demands.
Production application
Company Profile
SNT Machinery (Qingdao) Co., Ltd is a dynamic producer of control valves, seamlessly integrating manufacturing, innovative design, sales, and exceptional services into a cohesive unit. With a strong foundation, SNT has rapidly progressed and is strategically located in the vibrant city of Qingdao, Shandong province, sprawling over an impressive 42,000 square meters. Our facility is equipped with state-of-the-art workshops and cutting-edge production equipment. As a distinguished high-tech enterprise, we pride ourselves on possessing independent intellectual property rights and embracing advanced management and production expertise imported from global leaders. Our skilled workforce comprises over 150 dedicated employees, with 15% being specialized R&D experts, and 30% holding graduate or higher degrees. Fueled by a high-caliber production management team and pioneering technology research and development, we manufacture an extensive range of superior-quality valves, tailored for the petrochemical, oil, and coal chemical industries. In 2017 alone, our sales value approached a remarkable 100 billion.
SNT has proudly earned the prestigious TS special equipment manufacturing certificate along with the esteemed ISO 9001 accreditation. Additionally, we hold the net qualification certificate from industry giants such as SINOPEC, CNOOC, PETROCHINA, and SINOCHEM, complemented by numerous national patents in diverse technologies. Our capability extends to designing and manufacturing a comprehensive series of valves, adhering to global standards including ANSI, API, DIN, BS, and JIS. By amalgamating the strengths of internationally renowned valves with our independent research and development, we have mastered the production of an extensive range of valve types. These include GLOBE Valves, High Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, Eccentric Rotary Valves, and other sophisticated varieties.
Our impressive portfolio of valves encompasses V Ball Valves, High Wear-resistant Ball Valves, High Pressure Steam Valves, Micro-flow Control Valves, and Self-operated Control Valves, extending to Cryogenic Valves and more. Our driving mechanisms include manual operation, power-driven, pneumatic, and hydraulic systems. We meticulously select premium materials such as A216WCB, A217 WC6/WC9, A351 CF8/CF8M/CF3/CF3M, etc., ensuring unparalleled quality. Our specifications range from 1/2" to 120", accommodating working pressures of ANSI 150# to 2500# and operational temperatures from -196ºC to 1100ºC.
With a robust foundation of advanced production technology management and a steadfast quality assurance system, SNT Valves have earned widespread acclaim across industries, including petrochemical, oil, steel & iron, paper manufacturing, and power stations. Our esteemed clientele features industry leaders such as the SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, and many others, reflecting our commitment to excellence and customer satisfaction.
At SNT, we place our customer's profits at the forefront, dedicating ourselves to constructing a brand synonymous with exceptional quality and reliability. Our comprehensive quality assurance and after-sales support systems ensure that SNT valves forge prosperous partnerships with all our clients, paving the way for mutual growth 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.