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
Standard Material Combination
Body, Bonnet, Disc Spring, and Gasket: An additional valve body and bonnet gasket is included for enhanced performance. Valve Rating CV: Consult our comprehensive trip reference table for precise specifications.
Valve Body Dimensions and WeightCustomization Options: Tailor the specific size to perfectly match your unique demands.
Valve Weight
Standard Valve Cover Weight: For high-temperature applications, please contact us for specialized solutions.
About Control Valves
With over two decades of expertise, Qingdao Xishuo Electric Manufacturing Co., Ltd. excels in the exploration and production of straight-through control valves. Renowned for their precision, stability, and reliability, these superior products are crafted to meet the diverse demands of pressure, temperature, and physicochemical characteristics. Our innovative valve series is indispensable across various industries, including petrochemicals, light industry, pharmaceuticals, paper-making, metallurgy, and power stations, where they ensure seamless operation in automated industrial systems. Recently, SNT VALVE has proudly garnered national and provincial accolades, progressively replacing foreign imports in critical service lines.
Unmatched High Precision Control
Utilizing advanced CFD hydrodynamics software, our valve trim design is rigorously tested and analyzed to achieve precise process requirements. Each product's flow characteristics adhere to the stringent IEC 60534 standard, guaranteeing excellence.
Proprietary Core Control Technology
Our cutting-edge technology expertly manages high-pressure drops, catering to varied service line demands. Enhanced performance and reliability are achieved through meticulous hardening treatment of key components, while the robust design ensures
airtight sealing, fulfilling the rigorous criteria of TA-Luft/ISO 15848 standards.
Comprehensive Specifications
Our extensive product range encompasses high, medium, and low-pressure series valves, including special-purpose options. Exceptional versatility
enables seamless valve trim replacement, efficiently adapting to diverse service lines.
Production application
Company Profile
SNT Machinery (Qingdao) Co., Ltd stands as a distinguished producer of control valves, integrating the dynamism of design, manufacturing, sales, and service into one cohesive entity. With a foundation rooted in high standards and rapid development, SNT is strategically situated in Qingdao, Shandong province, sprawling over an impressive area of 42,000m². Our facility boasts modern workshops and cutting-edge production equipment. As a high-tech enterprise, we cherish our independent intellectual property rights while leveraging advanced management and production methodologies from across the globe. Our team comprises over 150 dedicated professionals, with 15% specializing in R&D and 30% holding graduate or higher degrees. Driven by a commitment to high-quality production management and pioneering technology research, we manufacture extensive quantities of premium valves tailored for the petrochemical, oil, and coal chemical sectors. In 2017, our sales soared to a remarkable value nearing 100 billion.
SNT has proudly attained the TS Special Equipment Manufacturing Certificate and ISO 9001, alongside net qualification certificates from industry giants like SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our technological prowess is underscored by numerous National Patents. Our expertise allows us to design and produce an extensive range of valves adhering to ANSI, API, DIN, BS, and JIS standards. By fusing the best attributes of renowned valves worldwide with our own research and development, we have mastered the production of various valves, including GLOBE, High Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, Eccentric Rotary Valves, and T Three-eccentric Center Butterfly.
Our diverse valve offerings include 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. We provide versatile driving forms such as manual operation, power-driven, pneumatic, and hydraulic drives. Our main component materials encompass A216WCB, A217 WC6/WC9, A351 CF8/CF8M/CF3/CF3M, etc. Specifications range from 1/2" to 120", with working pressures of ANSI 150# to 2500#, and temperatures ranging from -196ºC to 1100ºC.
Thanks to our advanced production technology management and robust quality assurance system, SNT valves have gained wide acclaim and usage across 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, and more, demonstrating our extensive reach and trusted partnerships.
Putting our customers' success at the forefront, we are committed to establishing a legacy of exceptional quality and a reputable brand. Our comprehensive quality assurance and after-sales systems ensure that SNT valves work hand-in-hand with our clients to create lasting prosperity and mutual growth.
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.