Customization: | Available |
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Temperature: | Ordinary Temperature |
Certification: | GS, RoHS, CE, ISO9001 |
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nominal diameter DN(mm) | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | |||||
rated flow coefficient KV | 5.8 | 11 | 12.5 | 20 | 32 | 50 | 80 | 125 | 160 | 320 | 450 | 630 | 900 | |||||
rated stroke (mm) |
8 | 10 | 12 | 15 | 18 | 20 | 30 | 40 | 45 | 60 | 65 | |||||||
nominal diameter DN(mm) | 20 (or G3/4'') | |||||||||||||||||
Valve seat diameter | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 12 | 15 | 20 | ||||||
rated flow coefficient KV | 0.02 | 0.08 | 0.12 | 0.20 | 0.32 | 0.5 | 0.80 | 1.20 | 1.80 | 2.80 | 4.0 | 5.8 | ||||||
nominal pressure PN | Mpa | 1.6, 2.5, 4.0,6.4(6.3) /2.0, 5.0, 11.0 | ||||||||||||||||
Bar | 16, 25, 40, 64(63)/20, 50, 110 | |||||||||||||||||
Lb | ANSI: Class150,Class300,Class600 | |||||||||||||||||
pressure segment range KPa | 15~50,40~80,60~100,80~140,120~180,160~220,200~260, 240~300,280~350,330~400,380~450,430~500,480~560, 540~620,600~700,680~800,780~900,880~1000,900~1200, 1000~1500,1200~1600,1300~1800,1500~2100, (Other Scope Special Design) |
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flow characteristic | Come on. | |||||||||||||||||
regulation accuracy | ±5-10(%) | |||||||||||||||||
service temperature | -60~350ºC (Special design below -60ºC) 350~550ºC | |||||||||||||||||
allowable leakage | Class IV (hard seal) Class VI (soft seal)(GB/T4213-08) | |||||||||||||||||
(/decompression ratio (Inlet pressure/Outlet pressure) | 1.25~10( special design beyond this range) |
Nominal diameter(DN) | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | |||||||
Length of the receiver tube (B) | 383 | 512 | 603 | 862 | 1023 | 1380 | 1800 | 2000 | 2200 | |||||||||||
Flange face distance L(PN16,25,40) | 150 | 160 | 180 | 200 | 230 | 290 | 310 | 350 | 400 | 480 | 600 | 730 | 850 | |||||||
Flange face distance L(PN64) | 230 | 260 | 300 | 340 | 380 | 430 | 500 | 550 | 650 | 775 | 900 | |||||||||
Pressure adjustment range KPa |
15~140 | H | 475 | 520 | 540 | 710 | 780 | 840 | 880 | 940 | 950 | |||||||||
A | 280 | 308 | ||||||||||||||||||
120~300 | H | 455 | 500 | 520 | 690 | 760 | 800 | 870 | 900 | 950 | ||||||||||
A | 230 | |||||||||||||||||||
280~500 | H | 450 | 490 | 510 | 680 | 750 | 790 | 860 | 890 | 940 | ||||||||||
A | 176 | 194 | 280 | |||||||||||||||||
480~1000 | H | 445 | 480 | 670 | 740 | 780 | 780 | 850 | 880 | 930 | ||||||||||
A | 176 | 194 | 280 | |||||||||||||||||
(Kg) PN16Weight (Kg) PN16 as an example |
26 | 37 | 42 | 72 | 90 | 112 | 130 | 169 | 285 | 495 | 675 |
For gas or low viscosity liquid media applications, the AOC-3111 type self-operated pressure regulating valve from SNT Machinery (Qingdao) Co., Ltd. ideally finds its place in an upright position on a horizontal pipe. This optimal setup ensures seamless functionality unless spatial constraints necessitate an inverted or diagonal installation. In cases where the medium is confirmed as clean, the installation may proceed without part 3, allowing for a more streamlined setup.
In scenarios involving steam or high viscosity liquid media, the AOC-3111 type self-operated pressure regulating valve by SNT Machinery (Qingdao) Co., Ltd. is conventionally installed in an inverted position on a horizontal pipe. This configuration ensures maximum efficiency and reliability for demanding conditions, leveraging the robust design of the A216 Wcb Valve Body for enhanced performance.
SNT Machinery (Qingdao) Co., Ltd. stands as a premier innovator and manufacturer of control valves, seamlessly integrating design, production, sales, and service. Rooted in Qingdao, Shandong province, our expansive 42,000m2 facility is equipped with cutting-edge workshops and state-of-the-art production equipment. As a high-tech enterprise boasting independent intellectual property rights, we've embraced advanced global management and production methodologies. Our dynamic team of over 150 employees includes 15% R&D specialists and 30% graduates with higher degrees. Our commitment to high-quality production and pioneering R&D propels us to manufacture superior valves for petrochemical, oil, and coal chemical sectors. By 2017, our sales soared to nearly 100 billion, reflecting our excellence and growth.
SNT proudly holds the TS special equipment manufacturing certificate and ISO 9001, along with key net qualification certificates from SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. With numerous national patents, we expertly design and manufacture an extensive array of valves conforming to ANSI, API, DIN, BS, JIS standards. By blending the strengths of globally renowned valves with robust independent R&D, we offer a comprehensive range, such as GLOBE, High Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, and Eccentric Rotary Valves. Our T Three-eccentric Center Butterfly Valves showcase our engineering prowess.
Our vast valve selection 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 offer diverse driving modes, including manual, power-driven, pneumatic, and hydraulic operations. Crafted from top-grade materials like A216WCB, A217 WC6/WC9, A351 CF8/CF8M/CF3/CF3M, our valves cater to specifications ranging from 1/2" to 120", with working pressures of ANSI 150# to 2500# and temperatures from -196ºC to 1100ºC, ensuring reliability and performance across demanding applications.
Backed by superior production technology management and a robust quality assurance system, SNT Valves are esteemed in petrochemical, oil, steel, iron, paper manufacturing, and power station sectors. Our prestigious clientele includes SINOPEC QILU Branch, SINOPEC Qingdao Branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi Branch, PETROCHINA Ningxia Branch, and more, underscoring our reputation and trustworthiness in delivering exceptional valve solutions.
Our unwavering dedication to optimizing user profits guides us toward building a distinguished brand synonymous with quality excellence. Our comprehensive quality assurance and after-sales support systems ensure that SNT valves, in collaboration with our clients, pave the way for shared success and prosperity.