Versatile High Performance Butterfly Valves, 3′′ to 24′′ Body Size

• 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

^{The esteemed SNT Machinery (Qingdao) Co., Ltd. boasts a remarkable legacy of unique design and advanced processing, accumulated over more than a decade of dedicated innovation in the butterfly valve sector. Our expertise allows us to offer comprehensive solutions for a myriad of complex and severe service conditions. Our butterfly valves stand out in the market due to their robust competitiveness and adherence to international standards such as ASME B16.34-2009, GB/T12221-1989, and API 607-2009. These exceptional products find extensive applications across diverse industries including petroleum, chemical, light industrial, pharmaceutical, paper manufacturing, metallurgy, and the rubber industry.}
Introducing the AOC-3811 series valve, a paragon of high-performance butterfly valves renowned for its exceptional durability and superior seating capabilities. This series offers an array of sealing ring constructions, expertly engineered to excel in a variety of demanding service applications, ensuring reliability and performance under the most challenging conditions.

 

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

•^{Ingeniously crafted for a perfect balance of design and security, with compact mounting dimensions.
Catering to a broad array of sizes, ensuring fit and functionality for varied applications.
•Experience swift and seamless operation with a quick on-off 90° rotation, requiring minimal driving torque.
Ideal for both cutting off and regulating fluid flow, showcasing exceptional performance and sealing reliability.
•The streamline disk design epitomizes energy efficiency, boasting minimal resistance to fluid flow.
•Diverse end connection options include Flanged, Wafer, Welded, and Lug, delivering versatile installation solutions.
Ensuring adaptability for various infrastructural demands.
•A wide spectrum of sealing and material combinations tailored
to deliver superior sealing performance, catering to distinct service conditions.
Enhancing the product's utility across diverse environments.
•Effortless operation with a variety of activation options: electric, pneumatic, and gas-oil.
Tailor your experience to suit operational preferences.
•Engineered for longevity, with high resistance to erosion and abrasion of the seat ring and sealing face.
Promising an extended service life, minimizing replacements.
•Facilitates hassle-free assembly and disassembly with seamless interchangeability.
The removability of the seal ring enhances maintenance simplicity, ensuring ease of upkeep.}

 

Production application

 

 

Company Profile

SNT Machinery (Qingdao) Co., Ltd is a distinguished leader in the production of control valves, seamlessly integrating manufacturing, design, sales, and service into one cohesive powerhouse. With a strong foundation and swift development trajectory, SNT is strategically situated in Qingdao, Shandong province, sprawling over an impressive 42,000m², equipped with cutting-edge workshops and state-of-the-art production facilities. As a high-tech enterprise endowed with independent intellectual property rights and infused with advanced imported management and production expertise, SNT boasts a dynamic workforce exceeding 150 employees, where 15% are dedicated R&D specialists and 30% hold graduate or higher degrees. Our commitment to quality and innovation has propelled us to produce vast quantities of superior valves, catering to the needs of the petrochemical, oil, and coal chemical industries, achieving a remarkable sales milestone of nearly 100 billion in the year 2017.

SNT proudly holds the TS special equipment manufacturing certificate and ISO 9001 certification, alongside securing net qualification certificates from SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our pioneering spirit has earned us numerous national patents, allowing us to expertly design and manufacture an extensive range of valves in compliance with ANSI, API, DIN, BS, and JIS standards. By synthesizing the strengths of globally renowned valves with our independent research and development, we have mastered the art of crafting various valve types, including Globe Valves, High-Pressure Boiler Blow-down Valves, High-Performance Butterfly Valves, Angle-Regulating Valves, Eccentric Rotary Valves, and T Three-Eccentric Center Butterfly Valves.
Valves, 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. Our driving mechanisms encompass manual operation, power-driven, pneumatic, and hydraulic systems. Our principal components are crafted from materials such as A216 WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M, with specifications ranging from 1/2" to 120", working pressures of ANSI 150# to 2500#, and operational temperatures spanning -196ºC to 1100ºC.

Leveraging advanced production technology management and a robust quality assurance system, SNT valves have become indispensable across the petrochemical, oil, steel & iron, paper manufacturing, and power station industries. Our esteemed clientele includes giants such as SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, SINOPEC Qingdao Refinery, SINOPEC Changling branch, and Jinan branch, among others.

Placing customer profitability at the forefront, we commit ourselves to establishing an unparalleled standard of excellence and brand reputation. Our comprehensive quality assurance and after-sales systems are the bedrock of SNT valves' enduring partnerships with our clients, driving mutual prosperity and success.