High Performance Butterfly Valves, Wide Body Size Range 3′′-24′′

• Customization: Available
• Media: Oil
• Driving Mode: Electric
• Model NO.: AOC-3811
• Connection Form: Flange
• Structure: Double-Eccentric Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• Work Pressure: High Pressure (10.0mpa< Pn <80.0mpa)
• Working Temperature: Normal Temperature (-40°C<T<120°C)
• Material of Seal Surface: Metal Hard Sealed
• Valve Body: Forge Welding
• Standard: ISO
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Body Size: 3′′(80A)-24′′(600A)
• Body Rating: ANSI Class 150-600 Pn10-Pn110
• Valve Model: DN80/Port DN 80mm
• Connection: ANSI 150 /Sh-T3406-2022
• Flow Characteristic: on-off
• Body Mat.: A216 Wcb
• Actuator: Pneumatic/Electric/Manual
• Seat Mat./Packing: PTFE
• Bonnet Type: Standard
• Air Supply: 0.4MPa
• Valve Stroke: 90 Degree
• Leakage Class: ANSI B16.104V
• Yoke Material: A216 Wcb
• Temp. Range: -20~200 Degree
• Transport Package: Bubble Bags and Wooden Box
• Specification: 110.00cm * 110.00cm * 90.00cm
• Trademark: SNT
• Origin: China
• HS Code: 8481804090
• Production Capacity: 500000PCS/Year

Product Description

 

About SNT Butterfly Valves

^{SNT Machinery (Qingdao) Co., Ltd. stands at the forefront of innovation with our distinctively crafted and ingeniously designed butterfly valves. With over a decade of dedicated experience in the exploration and manufacture of these products, we offer unparalleled solutions for the most complex and demanding service conditions. Our butterfly valves are renowned for their robust market competitiveness, adhering strictly to international benchmarks such as ASME B16.34-2009, GB/T12221-1989, and AP1607-2009. This exceptional series is extensively embraced across diverse industries including petroleum, chemical, light industry, pharmaceuticals, paper production, metallurgy, and rubber manufacturing.}
The AOC-3811 series exemplifies our commitment to excellence, representing a high-performance butterfly valve that boasts remarkable durability and outstanding seating performance. This series features a variety of meticulously engineered seal ring constructions, each tailored to excel in various challenging service applications.

 

Product Specifications

 

Body Type	AOC-3811			AOC-3812
Body Size	3''(80A)-24''(600A)			3''(80A)-24''(150A)
Body Rating	ANSI Class 150-600 PN150-600 PN10-PN110
Fluid Temperature	-196~+500ºC			-196~+500ºC
Connections	Wafer Type/RF/Lug Type			RF Flanged
Body Materials	A216 WCB/A351 CF8/A351 CF8M,etc
Disc Materials	A216 WCB/A351 CF8/A351 CF8M,etc
Disc Treatment	Chrome Plated or Stellited
Range-ability	60 degree Opening/25:1; 90 degree Opening/50:1
Flow Characteristiscs	Approximater Eq%(Inherent Characteristic)
Seal Ring Type	FN	FV	CS	KS	FM	M
Seal Raing Materials	R.TFE	R.TFE	R.TFE	Kel-F	316+Graphite	316SS
Back Ring Materials	NBR	VITON	SUS316	SUS316	316SS	316SS
Seat Leakage	ANSI Class IV/V/VI			ANSI Class VI  Actuator Combinations
Actuator Combinations	Pneumatic Cylinder Actuator/Electronic Actuator/Pneumatic Diaphragm Actuator

•^{Our butterfly valves feature a thoughtful and reasonable design, ensuring utmost reliability and safety, and they come with compact mounting dimensions, catering to a wide size range.
Our valves are designed to provide ease in installation and versatility in various industrial applications, covering an extensive range from 3'' to 24''.
• Enjoy swift action with a 90-degree rotation, coupled with a small driving torque,
ideal for both cutting off and regulating fluids. Our valves boast excellent performance and superior sealing qualities.
• The innovative streamline disc design promotes energy efficiency with minimal resistance, ensuring smooth operations.
• Choose from a variety of end connections including Flanged, Wafer, Welded, and
Lug, to perfectly fit your specific needs.
• We offer a wide range of sealing and material combinations,
ensuring optimal sealing performance tailored to diverse service conditions.
Our products are engineered to deliver exceptional reliability across various applications.
• Operation is made simple with multiple options available: electric, pneumatic, and gas-oil types, allowing flexibility and ease of use.
This ensures our valves can be seamlessly integrated into various system configurations.
• Our seat rings and sealing surfaces are designed to endure high erosion and abrasion,
offering a remarkably long service life and reducing maintenance costs.
• The assembly and disassembly process is straightforward, thanks to the interchangeability
and removability of the seal ring, which simplifies maintenance and ensures continuous performance.}

 

Production application

 

 

Company Profile

SNT Machinery (Qingdao) Co., Ltd. stands as a powerhouse in the realm of control valve production, dazzling with an all-encompassing approach that merges manufacturing, design, sales, and service into one seamless enterprise. With its roots firmly planted in the vibrant city of Qingdao, Shandong Province, SNT boasts an expansive area of 42,000 m², replete with state-of-the-art workshops and cutting-edge production facilities. This high-tech beacon operates under the banner of independent intellectual property rights, marrying imported advanced management and production expertise to fuel its rapid ascent. With a dynamic workforce exceeding 150, of which 15% are R&D specialists and 30% hold graduate or higher degrees, our commitment to excellence in production management and pioneering technological research is unyielding. This dedication has propelled us to deliver a wealth of superior valves, integral to sectors like petrochemical, oil, and coal chemical industries. In 2017 alone, our sales soared to nearly 100 billion.

SNT is proud to have earned the TS Special Equipment Manufacturing Certificate and ISO 9001 certification, a testament to our unwavering commitment to quality and safety. Our credentials further include the prestigious net qualification certificates from SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our innovative spirit has also been recognized with numerous national patents across various technologies. We are adept at designing and manufacturing a comprehensive array of valves adhering to the ANSI, API, DIN, BS, and JIS standards. By synthesizing the strengths of renowned valves worldwide with our independent research efforts, we now specialize in a diverse range of valves, including GLOBE Valves, High Pressure Boiler Blow-down Valves, the distinguished High-performance Butterfly Valves, Angle-regulating Valves, Eccentric Rotary Valves, and the intricately engineered T Three-eccentric Center Butterfly Valves.
Our extensive valve offerings also encompass 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. The driving mechanisms span from manual operation to power-driven, pneumatic, and hydraulic forms. We meticulously select materials for key components, such as A216WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M, ensuring robustness and reliability. We offer specifications ranging from 1/2" to 120", accommodating working pressures from ANSI 150# to 2500#, and operating temperatures between -196ºC and 1100ºC, catering to an array of industrial demands.

Leveraging cutting-edge production technology and a stringent quality assurance framework, SNT Valves have carved a niche across diverse industries including petrochemical, oil, steel & iron, paper manufacturing, and power stations. Our esteemed clientele features the likes of SINOPEC QILU Branch, SINOPEC Qingdao Branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi Branch, PETROCHINA Ningxia Branch, and SINOPEC Changling Branch, among others, underscoring our reputation for reliability and excellence.

Driven by an unwavering commitment to maximizing user profitability, we pledge ourselves to the pursuit of exceptional quality and the cultivation of a distinguished brand. Our impeccable quality assurance systems and responsive after-sales services form the backbone of our pledge to collaborate with our clients, fostering a prosperous future for all involved.