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: Meticulously designed to meet industry standards, ensuring a seamless fit and superior integration in your existing systems.
Standard Material Combination: Each valve is constructed using a carefully selected blend of materials, including SUS316 and Stellite, to ensure durability, strength, and exceptional performance under medium pressure conditions.
Body and Bonnet Disc Spring Gasket: Engineered for peak performance, the additional valve body and bonnet gasket ensure maximum sealing efficiency, enhancing the valve's operational integrity and longevity. Valve Rating CV Trip Reference Table: Consult our comprehensive reference table to understand the valve rating CV, providing clarity and assurance in selecting the right valve for your specific needs and requirements.
Valve Body Dimensions and Weight: Expertly designed dimensions and weight specifications provide a detailed insight into the valve's physical parameters, aiding in precise installation and application.Customizable Sizes: Tailor the specific size of your valve to meet your unique operational demands, allowing for bespoke solutions that align perfectly with your project's specifications.
Valve Weight: Experience the optimal balance of durability and ease-of-use with our expertly calibrated valve weight, designed for efficient handling and installation.
High-Temperature Valve Cover: The standard valve cover weight is optimized for general use. For high-temperature applications, please contact us for specialized solutions that ensure performance and safety.
About Control Valves
With over two decades of expertise, Qingdao Xishuo Electric Manufacturing Co., Ltd. has been a pioneer in the development and production of high-precision straight-through control valves. Renowned for their stable performance and unwavering quality, this comprehensive series of valves caters to diverse service lines. They are meticulously classified into various series based on pressure requirements, temperature conditions, and distinct physicochemical properties. Our versatile products thrive across multiple industries, including petroleum, chemical, light industry, pharmaceuticals, paper-making, metallurgy, and power stations. They play a pivotal role in enhancing automated industrial instrumentation systems. In recent years, SNT VALVE has garnered prestigious national and provincial accolades, and our products are increasingly replacing foreign imports in critical service lines.
Exceptional Control Precision
Our valve trim design is expertly guided by advanced CFD hydrodynamics software, ensuring that process requirements are achieved through meticulous analysis, precise calculation, and rigorous testing. The flow characteristics adhere to the esteemed IEC 60534 standard.
Proprietary Core Control Technology
Our innovative high-pressure drop control technology meets the varied demands of service lines. Through the skilled application of hardening treatments to key components, we enhance the performance and reliability of our products. Moreover, the design ensures both tight and reliable sealing.
Both internal and external sealing designs comply with the stringent TA-Luft and ISO 15848 standards.
Comprehensive Specifications
Our product range includes valves for high, medium, and low pressure, as well as specialized purpose valves. The high versatility
allows for the seamless replacement of valve trims, accommodating diverse service line needs.
Production application
Company Profile
SNT Machinery (Qingdao) Co., Ltd. stands as an illustrious producer of world-class control valves, seamlessly integrating manufacturing, design, sales, and exemplary services. With a strategic high-point commencement and rapid progression, SNT thrives in the vibrant city of Qingdao, Shandong Province, sprawling over an expansive 42,000m². Our state-of-the-art facility is equipped with modern workshops and cutting-edge production equipment. As a pioneering high-tech enterprise, we boast independent intellectual property rights and draw from advanced global management and production expertise. Our dedicated team of over 150 skilled employees includes a vibrant R&D faction comprising 15%, with 30% holding graduate or higher degrees. Leveraging a top-tier production management team and groundbreaking R&D, we proudly manufacture high-quality valves extensively applied in petrochemical, oil, and coal chemical sectors. Our sales soared to a near-impressive 100 billion in 2017, underscoring our industry leadership.
SNT has proudly achieved the TS Special Equipment Manufacturing Certificate and ISO 9001 accreditation. We are also honored to hold net qualification certificates from industry giants such as SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our innovation has been recognized with numerous national patents across various technologies. We excel in designing and manufacturing a comprehensive range of valves adhering to ANSI, API, DIN, BS, and JIS standards. By synthesizing the strengths of renowned global valve designs with our independent R&D, we proficiently produce a wide array of valves, including GLOBE Valves, High-Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, and Angle-regulating Valves. Our expertise extends to Eccentric Rotary Valves, T Three-eccentric Center Butterfly Valves, and beyond.
Our extensive valve portfolio includes V Ball Valves, High Wear-resistant Ball Valves, High Pressure Steam Valves, Micro-flow Control Valves, Self-operated Control Valves, and Cryogenic Valves. We provide versatile driving forms such as manual operation, power-driven, pneumatic, and hydraulic drive. Our main parts are crafted from premium materials like A216 WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M. Our valve specifications range from 1/2" to 120", accommodating working pressures from ANSI 150# to 2500#, and functioning seamlessly in temperatures ranging from -196ºC to 1100ºC.
Harnessing cutting-edge production technology, robust management, and an unwavering quality assurance system, SNT Valves have secured their place in the petrochemical, oil, steel & iron, paper manufacturing, and power station industries. Our prestigious clientele includes esteemed names such as SINOPEC QILU Branch, SINOPEC Qingdao Branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi Branch, and PETROCHINA Ningxia Branch, among others. Our valves are consistently trusted by industry leaders to perform in critical applications.
Prioritizing our user's profitability, we are fervently dedicated to establishing unparalleled quality and a reputable brand. Our impeccable quality assurance and comprehensive after-sales systems ensure that SNT valves collaborate harmoniously with all our esteemed customers, forging a path to mutual 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.