High Performance Top Guided Single Seated Globe Valves for Critical Applications

• Customization: Available
• Media: Gas
• Temperature: High Temperature
• Model NO.: AOC-6811
• Actuator: Pneumatic
• Material: Stainless Steel
• Structure: Through Way Globe Valve
• Sealing Form: Gland Packings Globe Valve
• Stem Thread Position: Outside Screw Stem Globe Valve
• Application: Lining Fluorine Valve, Needle Type Globe Valve, Cryogenic Globe Valve, Plunger Type Globe Valve, Heat Preservation Globe Valve, Forged Steel Globe Valve, Oxygen Globe Valve, Bellows Globe Valve
• Standard: GB, ANSI, BSW
• Pressure Rating: ANSI150~300
• Body Materials: A351 CF8/CF8m/A216wcb/A217wc6/9/A352lcb/C
• Internals Materials: SUS316/SUS316lss+Stellite, SUS316+Tfe etc
• Body Size: 1/2′′(15A)-8′′(200A)
• Working Temperature: -55 Degree~+566 Degree
• Connections: Flange(RF, Rt)/Butt Welding(Bw), Socket Weld(Sw)
• Range-Ability: 50:1-30:1
• Flow Characteristics: Linear, EQ%, on-off
• Leakage/Metal Seat/Soft Seat: ANSI Class V, Vhs/ ANSI Class VI
• Plug Size: 1/8′′(6A)-8′′(200A)
• Medim: Steam/Liquid
• Actuator 1: 1-X280 Pneumatic Diaphragm Actuator
• Actuator 2: 1-X400 Pneumatic Cyilnder Actuator
• Transport Package: Wooden
• Trademark: SNT
• Origin: China
• HS Code: 8481804090
• Production Capacity: 500000PCS/Year

Product Description

Product Description

The AOC-6811 top-guided control valves are ingeniously crafted with a compact and straightforward design, ready to excel across a wide spectrum of applications. These valves are ideal for cavitation-free liquid services as well as steam and gas operations that adhere to stringent noise-control regulations. Created with the aim of elevating ease of maintenance, the AOC-6841/2 trim boasts a cage-guided design that stands out for its simplicity and efficiency, even without optional features.



^{The robust sleeve-guided, heavy-duty single-seat control valve is a marvel of engineering precision, featuring a quick-release mechanism for its internal components. This design is specifically tailored to endure substantial pressure differentials, ensuring that maintenance tasks can be conducted on-site with remarkable ease and convenience.}

Product Specifications

Body type	AOC-6811 GlobeType
Body size	1/2" (15A)-8" (200A)
Plug size	1/8" (6A)-8" (200A)
Body rating	ANSI150-300
Fluid temperature	-196~+566ºC
Connections	(RF,RTJ), (SW,BW)Flanged (RF,RTJ),Butt Weld,Socket Weld
Body materials	A216 WCB/C,A217 WC6/9,A352 LCB/C,A351 CF8,A351 CF8M,A105,F11,F22,etc.
Trim materials	SUS316,SUS316+Stellite,Sus316+TFE etc.
Range-ability	50:1-30:1
Range-ability	LINEAR,EQ%,On-Off
Metal seat Leakage/Soft seat Leakage	Cvx0.01% ANSI Class IV
Actuator combination	1-X280:  Pneumatic Diaphragm Actuator
	1-X250:  Pneumatic Diaphragm Actuator
	1-X400:  Pneumatic Cyilnder Actuator

 

Product Parameters

Test and Detection Equipment

 

^{In alignment with the stringent standards set by ISO9001 and API SPECQ, SNT Machinery (Qingdao) Co., Ltd. meticulously establishes and crafts essential control methods, processes, and equipment (encompassing inspection and testing apparatus) to ensure harmonious integration with design, manufacturing, inspection, testing, installation, and service systems. We boast state-of-the-art material chemical constituent analysis equipment, advanced imported metal spectrum analyzers, universal tool microscopes, and superior mechanical performance re-inspection capabilities.}

^{Our facilities are further enhanced with an array of RT, UT, MT, PT, and other non-destructive inspection equipment, operated by a team of highly-qualified inspectors holding prestigious non-destructive inspection certification. Additionally, we possess a comprehensive suite of pressure test apparatus in various dimensions, alongside specialized low-temperature test equipment, helium mass spectrometer leak detectors, and sophisticated testing gear dedicated to low emission helium mass spectrometer tests, high-pressure gas evaluations, vacuum checks, fatigue assessments, and degreasing procedures.}

Technical R&D and Design

<sup>In our relentless pursuit of innovation and excellence, SNT Machinery (Qingdao) Co., Ltd. is proud to present our state-of-the-art SNT Technical R&D Center. Here, a dedicated team of over 20 elite technical professionals, including three distinguished senior engineers, drive our mission to pioneer groundbreaking products that precisely cater to evolving market needs. This is achieved by enhancing our existing offerings through the utilization of cutting-edge national and international scientific research tools.

Our design philosophy is underpinned by adherence to globally recognized standards such as ASME, API, DIN, GB, JB, and SH. We employ advanced software tools including CAD, SOLIDWORKS, ANSYS, and CFD for comprehensive design, calculation, and analysis. This rigorous approach allows us to meticulously assess pressure-bearing capacity, identify stress concentrations, and evaluate pressure-induced deformations in every pressure component, thereby significantly improving the safety and reliability of our products.</sup>

 

Test and Detection Equipments

LT impact testing machine UT test equipment MT test equipment
 

RT test equipment PT test equipment Metallurgical microscope

Hardness test equipment

Advanced production and manufacturing systems
 

CNC lathe State-of-the-art internal and external grinding machine for precise operations Cutting-edge Plasma welding machine for superior welds
 

Robust 4m Stem processing equipment for comprehensive handling Precision CNC wire cutting for intricate designs Versatile CNC drilling and milling equipment for precision engineering

Company Profile

<sup>SNT Machinery(Qingdao) Co., Ltd is a distinguished producer of control valves, seamlessly integrating manufacturing, design, sales, and services under one roof. Established at a high starting point for rapid development, SNT is strategically located in Qingdao, Shandong province, sprawling over a 42,000m2 area, complete with state-of-the-art workshops and production facilities. As a high-tech enterprise, SNT boasts independent intellectual property rights and leverages imported advanced management and production expertise. With a dedicated workforce exceeding 150 employees, 15% are R&D specialists, while 30% are graduates or hold higher degrees. Capitalizing on a high-caliber production management team and cutting-edge technology R&D, we produce high-quality valves in substantial volumes, serving the petrochemical, oil, and coal chemical industries. In 2017, our sales value nearly touched a remarkable 100 billion.

SNT has proudly earned the TS special equipment manufacturing certificate and ISO 9001, further securing the net qualification certificate from SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our innovation is recognized through numerous National Patents. We are adept at designing and manufacturing a comprehensive range of valves per ANSI, API, DIN, BS, and JIS standards. By amalgamating the strengths of renowned valves globally with our independent R&D, we proficiently manufacture a variety of valve types, including GLOBE, High Pressure Boiler Blow-down Valves, High-performance Butterfly Valves, Angle-regulating Valves, and Eccentric Rotary Valves, T Three-eccentric Center Butterfly.
Valves, V Ball Valves, High Wear-resistant Ball Valves, High Pressure Steam Valves, Micro-flow Control Valves, Self-operated Control Valves, Cryogenic Valves, etc. We offer diverse driving forms, such as manual operation, power-driven, pneumatic, and hydraulic drive. Our main parts are crafted from materials like A216WCB, A217 WC6/WC9, A351 CF8/CF8M/CF3/CF3M, etc., with specifications ranging from 1/2"~120", working pressure from ANSI 150#~2500#, and operating temperatures spanning -196ºC~1100ºC.

Built on advanced production technology management and a robust quality assurance system, SNT Valves are extensively utilized across petrochemical, oil, steel & iron, paper manufacturing, and power station industries. Our esteemed clientele includes SINOPEC QILU branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, and SINOPEC Changling branch, among others.

Placing our users' profits at the forefront, we are committed to establishing impeccable quality and a reputable brand. Our comprehensive quality assurance and after-sales systems ensure SNT valves collaborate with all our customers, paving the way for shared prosperity and success.</sup>