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 optimal alignment and seamless integration, our Straight-Through Control Valve's face-to-face dimension is meticulously engineered to meet industry standards.
Standard Material Combination: Crafted with precision, our valve features a standard material combination that guarantees durability and high performance. Each component is selected to withstand various pressures and temperatures.
Body and Bonnet Disc Spring Gasket: This essential component is designed for robust sealing and reliability under intense conditions. Additional Valve Body and Bonnet Gasket: An extra layer of protection, ensuring enhanced durability and prolonged operational life. Valve Rating CV Trip Reference Table: Navigate your operational needs with ease using our comprehensive valve rating CV trip reference table, carefully curated for accuracy and efficiency.
Valve Body Dimensions and Weight: Our valves are designed with precision, providing the perfect balance between size and weight, ensuring seamless installation and optimal performance.Customization: The specific size of our valves can be tailored precisely to meet your unique requirements, ensuring perfect compatibility and superior performance.
Valve Weight: Our valves offer an ideal weight balance, combining strength and ease of handling for efficient operation and maintenance.
Standard Valve Cover Weight: Please note, the above weight specification is standard. For high-temperature applications, kindly contact us to discuss specialized options and customization.
About Control Valves
Qingdao Xishuo Electric Manufacturing Co., Ltd. stands as a beacon of excellence with over two decades of unparalleled expertise in the exploration and production of straight-through control valves. Renowned for their impeccable precision, unwavering stability, and dependable quality, these valves have become indispensable across a myriad of service lines. They're meticulously categorized into diverse series tailored to meet the intricate requirements of pressure, temperature, and physicochemical characteristics. These versatile products find extensive applications in the petroleum and chemical industries, light industry, pharmaceuticals, paper-making, metallurgy, and power stations, playing an integral role in the automation of industrial instrumentation systems. In recent years, SNT VALVE has proudly garnered national and provincial accolades, progressively replacing foreign-imported valves in pivotal service lines, underscoring their superior craftsmanship and innovation.
High Control Precision: Achieving Unmatched Accuracy
The valve trim design, underpinned by advanced CFD hydrodynamics software, ensures precise process requirements through meticulous analysis, calculation, and rigorous testing. Its flow characteristics are in full compliance with the esteemed IEC 60534 standard, guaranteeing optimal performance.
Owned Core Control Technology: Mastery in Control Engineering
Our range of sophisticated high-pressure drop control technologies adeptly meets the diverse demands of various service lines. Through expert hardening treatments applied to key components, we significantly enhance product performance and reliability. Additionally, the robust design ensures tight and reliable sealing both internally and externally,
meeting the stringent TA-Luft/ISO 15848 standards, thereby offering unmatched sealing integrity and environmental protection.
Complete Specifications: Comprehensive Solutions for Every Need
Our product line encompasses valves designed for high, medium, and low-pressure applications, alongside special-purpose valves, offering extensive versatility and adaptability.
This versatility allows for the seamless replacement of valve trims, enabling adaptation to a wide array of service lines, ensuring tailored solutions for every application.
Production application
Company Profile
SNT Machinery (Qingdao) Co., Ltd., a renowned leader in the production of control valves, seamlessly integrates manufacturing, design, sales, and services. With a strategic location in Qingdao, Shandong Province, spanning 42,000 square meters, our facilities boast state-of-the-art workshops and cutting-edge production equipment. As a high-tech enterprise with proprietary intellectual property rights, we incorporate advanced management and production practices from global standards. Our dynamic team comprises over 150 employees, with 15% dedicated to R&D and 30% holding graduate or higher degrees. Through a robust production management team and pioneering technology research, we deliver superior quality valves extensively utilized in petrochemical, oil, and coal chemical sectors. Our sales soared to nearly 100 billion in 2017, reflecting our commitment to excellence.
SNT has proudly secured the TS Special Equipment Manufacturing Certificate and ISO 9001 certification, alongside net qualification credentials from SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our technological prowess is evidenced by multiple National Patents. We expertly design and manufacture a comprehensive range of valves conforming to ANSI, API, DIN, BS, and JIS standards. Drawing on the strengths of renowned global valves and our own innovative R&D, we produce an array of valve types, including GLOBE, High-Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, and Eccentric Rotary Valves, among others.
Our extensive valve selection features V Ball Valves, High Wear-resistant Ball Valves, High-Pressure Steam Valves, Micro-flow Control Valves, and Self-operated Control Valves, tailored for diverse driving mechanisms such as manual, power-driven, pneumatic, and hydraulic operations. Constructed from robust materials like A216WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M, our valves accommodate a wide range of specifications from 1/2" to 120", and endure working pressures ANSI 150# to 2500#, and temperatures from -196ºC to 1100ºC.
With cutting-edge production technology and a rigorous quality assurance system, SNT valves are trusted across industries such as petrochemical, oil, steel & iron, paper manufacturing, and power generation. Our esteemed clientele includes prominent entities like SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, and PETROCHINA Ningxia branch, among others. This loyalty testifies to the dependability and high performance of our products.
At SNT, we prioritize our users' profitability, dedicating ourselves to forging a prestigious brand renowned for exceptional quality. Our comprehensive quality assurance and after-sales support systems ensure that SNT valves create shared success with our partners, paving the way for mutual growth and 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.