ANSI 150-2500 Cage Guided Heavy Single Seated Globe Valves for Tough Conditions with Pneumatic Diaphragm Actuator/Pneumatic Cylinder Actuator

• Customization: Available
• Media: Gas
• Temperature: High Temperature
• Model NO.: AOC-6842
• Material: Stainless Steel
• Structure: Through Way Globe Valve
• Sealing Form: Bellows 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~ANSI2500
• 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)
• Cover Form: Bellows Sealing Control Valves
• Packing Materials: Flexible Graphite/PTFE
• 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-6841 top-guided control valves are ingeniously designed with compact and straightforward structures. They are versatile, suitable for a wide range of applications, including all services free from cavitation, as well as steam and gas services that adhere to noise regulations. Prioritizing higher efficiency and ease of maintenance, the AOC-6841/2 trim is crafted with a cage-guided trim design. This product boasts reliability without the need for optional features.



^{Introducing the sleeve-guided heavy-duty single-seat control valve, a masterpiece in engineering with a quick-release structure for its internal components. This design ensures it can withstand higher pressure differences, making on-site maintenance exceptionally convenient and efficient.}

Product Specifications

Body type	AOC-6842 GlobeType
Body size	1/2" (15A)-8" (200A)
Plug size	1/8" (6A)-8" (200A)
Body rating	150-2500
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	ANSI Class V,VHS  ANSI CLASS VI
Actuator combination	1-X280:  Pneumatic Diaphragm Actuator
	1-X250:  Pneumatic Diaphragm Actuator
	1-X400:  Pneumatic Cyilnder Actuator

 

Product Parameters

Test and Detection Equipment

 

^{In strict accordance with the exemplary standards of ISO9001 and API SPECQ, SNT Machinery (Qingdao) Co., Ltd. meticulously establishes and implements essential control methodologies, processes, and state-of-the-art equipment (including inspection and testing apparatus). This ensures seamless compatibility across design, manufacturing, inspection, testing, installation, and service, maintaining the integrity of the entire system. Our advanced facility boasts state-of-the-art equipment for analyzing material chemical compositions, alongside an imported metal spectrum analyzer, universal tool microscopes, and robust capabilities for mechanical performance re-inspection.}

^{We proudly feature a comprehensive suite of nondestructive inspection equipment including RT, UT, MT, and PT modalities. Our team is composed of numerous inspectors who hold esteemed nondestructive inspection qualification certifications. Additionally, our cutting-edge facility includes a variety of pressure test equipment, low temperature test apparatus, helium mass spectrometer leak detectors, and other specialized test equipment. These resources enable us to conduct low emission helium mass spectrometer tests, high-pressure gas evaluations, vacuum assessments, fatigue analysis, and rigorous degreasing tests with precision and expertise.}

Technical R&D and Design

<sup>To elevate our capabilities in pioneering product creation, SNT Machinery (Qingdao) Co., Ltd. proudly established the SNT Technical R&D Center. Here, more than 20 frontline technical professionals, including three distinguished senior engineers, tirelessly engage in innovation. Their mission: to continuously craft new, market-ready products while enhancing existing ones. Utilizing cutting-edge national and international scientific research facilities, they ensure that our offerings are nothing short of world-class.

We implement an array of esteemed standards such as ASME, API, DIN, GB, JB, and SH in our design processes. Our adept use of advanced software tools like CAD, SOLIDWORKS, ANSYS, and CFD facilitates meticulous design, calculation, and analysis. This enables us to precisely handle pressure-bearing requirements, tackle stress concentration challenges, and manage pressure-bearing deformations in all components, thereby elevating the safety and reliability of our exceptional products.</sup>

 

Test and Detection Equipments

Our comprehensive range of test and detection equipment includes the LT impact testing machine, precision UT test equipment, and versatile MT test equipment, ensuring thorough and accurate analysis.
 

Explore the capabilities of our RT test equipment and PT test equipment, designed for exceptional performance. Enhance your analysis with our advanced metallurgical microscope for detailed material examination.

Hardness test equipment: Our state-of-the-art hardness test equipment provides reliable and consistent measurements, crucial for quality control and material assessment.

Advanced Production and Manufacturing Systems
 

Experience the precision and efficiency of our CNC lathe, offering unparalleled accuracy for machining tasks. Our internal and external grinding machine is engineered to deliver precise grinding operations, meeting the highest standards. The plasma welding machine, a cutting-edge solution for durable and high-quality welding applications.
 

4m Stem Processing Equipment: Designed for superior processing and finishing of large stems, ensuring optimal results. CNC Wire Cutting: Achieve remarkable precision and intricate designs with our advanced CNC wire cutting technology. CNC Drilling and Milling Equipment: Maximize your production capabilities with our versatile CNC drilling and milling equipment, perfect for complex and precise operations.

Company Profile

<sup>SNT Machinery (Qingdao) Co., Ltd. stands as a distinguished leader in the realm of control valve production, seamlessly integrating manufacturing, design, sales, and services into a cohesive entity. With a foundation marked by high standards and rapid growth, SNT is strategically located in Qingdao, Shandong province, sprawling over a substantial 42,000m2 area. This high-tech enterprise is adorned with state-of-the-art workshops and production facilities, backed by independent intellectual property rights and enriched with advanced management and production expertise from abroad. Our workforce exceeds 150 dedicated professionals, with R&D specialists making up 15% and graduates or higher degree holders comprising 30%. Leveraging a high-caliber production management team and pioneering technology R&D, we excel in producing a vast array of premium-quality valves, indispensable to the petrochemical, oil, and coal chemical sectors. In 2017 alone, our sales valuation soared close to an impressive 100 billion.

SNT has proudly secured the TS special equipment manufacturing certificate and ISO 9001 accreditation, alongside achieving net qualification certification from industry giants like SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our national patents in myriad technologies underscore our innovative leadership. We offer bespoke valve design and manufacturing, conforming to ANSI, API, DIN, BS, and JIS standards. By amalgamating the stellar features of globally renowned valves with our uniquely developed technologies, we now offer a comprehensive range, including GLOBE, High-Pressure Boiler Blow-down Valves, and more.
Our extensive valve portfolio expands to include Angle-regulating Valves, Eccentric Rotary Valves, T Three-eccentric Center Butterfly Valves, V Ball Valves, and a range designed for high wear resistance and specific applications such as High Pressure Steam Valves and Cryogenic Valves. Our driving forms span manual, power-driven, pneumatic, and hydraulic operations. Key materials include A216 WCB, A217 WC6/WC9, and A351 CF8/CF8M/CF3/CF3M, available in sizes from 1/2" to 120", with pressure ratings of ANSI 150# to 2500#, and operating in temperatures ranging from -196ºC to 1100ºC.

Through leveraging cutting-edge production technology management and a robust quality assurance system, SNT Valves have earned widespread deployment across diverse industries, including petrochemical, oil, steel & iron, paper manufacturing, and power stations. Our esteemed client roster features SINOPEC Qilu branch, SINOPEC Qingdao branch, CNOOC Huizhou Refinery, PETROCHINA Guangxi branch, PETROCHINA Ningxia branch, and the SINOPEC Changling and Jinan branches, among others.

At SNT, we prioritize our users' profits, committed to crafting an eminent brand and unparalleled quality. Our comprehensive quality assurance and stellar after-sales systems ensure that SNT valves consistently align with our customers' aspirations, fostering mutual success and shared prosperity.</sup>