Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials

Product Details
Customization: Available
Temperature: Ordinary Temperature
Certification: GS, CE, ISO9001
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  • Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
  • Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
  • Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
  • Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
  • Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
  • Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
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  • Overview
  • Test and Detection Equipment
  • Production application
  • Company Profile
Overview

Basic Info.

Model NO.
AOC-3115
Media
Gas, Oil, Water, Acid
Standard
Standard
Connection Mode
Flange
Power
Pneumatic
Material
Stainless Steel
Type
Self-Operated
Medium Pressure
Above 6.4MPa
Nominal Pressure
Pn11-Pn42
Medium
Gas/Steam/Liquid
Operating Pressure
Super-High Pressure
Body Rating
ANSI600lb-ANSI2500lb
Actuator Type
Diaphragm/Plunger/Bellows
Connection Type
Flange/Bw Butt Welded
Transport Package
Wooden
Specification
110.00cm * 110.00cm * 90.00cm
Trademark
SNT
Origin
China
HS Code
8481804090
Production Capacity
500000PCS/Year

Packaging & Delivery

Package Size
1.07cm * 1.07cm * 1.04cm
Package Gross Weight
50.000kg
Lead Time
15 days (1 - 50 Pieces)
To be negotiated ( > 50 Pieces)

Product Description

 
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
ZZY type self-operating pressure regulating valves do not require external energy. They use the energy of the controlled medium as the power source, introducing an actuator to control the valve core position to change the flow area, thereby adjusting the flow rate to stabilize the pressure before (or after) the valve.



 
They feature sensitive operation, good sealing, and minimal pressure fluctuation, and are widely used in automatic control for pressure reduction and stabilization or pressure relief and stabilization of gas, liquid, and steam mediums in various industrial equipment.


The products in this series produced by our company are divided into single-seat (P), sleeve (M), and double-seat (N) structures based on the valve core type, and into three types based on the actuator: diaphragm type, piston type, and bellows type.
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials

Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
Operating Principle

When used for controlling downstream pressure (ZZYP-B type), its functions are pressure reduction and stabilization. When the downstream pressure exceeds the set value (desired value), the valve tends to close and eventually shuts off. When the downstream pressure is below the set value, the valve remains open to compensate pressure.

When used for controlling upstream pressure (ZZYP-K type), its functions are safety pressure relief and stabilization. When the upstream pressure exceeds the set value (desired value), the valve tends to open and fully opens. When the upstream pressure is below the set value, the valve remains closed.
 
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials



ZZYP-II Type Self-Operating Pressure Regulating Valve with Commander

The ZZYP-II series nitrogen sealing device is a self-operating micro-pressure control system independently developed and manufactured by our company. It is mainly used to maintain a constant pressure of protective gas (generally nitrogen) at the top of storage tanks to prevent direct contact between the materials inside the tank and air, thereby avoiding material evaporation, oxidation, and ensuring container safety.
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials

It is especially suitable for gas sealing protection systems of various large storage tanks. This product features energy efficiency, sensitive operation, reliable performance, and ease of operation and maintenance. It is widely used in industries such as petroleum and chemical engineering.

It does not require external energy sources and can operate without electricity or gas, making it convenient, energy-saving, and cost-effective.

 
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials

The nitrogen sealing device allows for easy nitrogen supply and vent pressure setting, and can operate under continuous production conditions. The pressure detection diaphragm has a large effective area, the setting spring stiffness is small, it operates sensitively, and the device works smoothly.

To ensure the safety of the storage tank, a breather valve must be installed at the top of the tank. The breather valve serves only a safety function, avoiding the frequent and wear-prone opening and closing of nitrogen supply and vent valves found in conventional nitrogen sealing devices.
 

Test and Detection Equipment

Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials

 

Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
SNT Machinery (Qingdao) Co., Ltd. is unwavering in our dedication to the high standards set by ISO9001 and API SPECQ. We strategically design and implement essential control methodologies and sophisticated apparatuses, including premium inspection and testing equipment, alongside high-performance process machinery. Our comprehensive approach ensures seamless integration and flawless compatibility across design, manufacturing, inspection, testing, installation, and service processes. Our exceptional array of tools features cutting-edge material chemical composition analysis technology, advanced imported metal spectrum analyzers, versatile universal tool microscopes, and robust mechanical performance re-inspection capabilities.
 
Enhancing our expertise is a comprehensive array of advanced nondestructive inspection equipment, including RT, UT, MT, PT, paired with a team of certified inspectors in nondestructive testing. In addition, we boast a remarkable assortment of pressure test equipment in varied sizes, state-of-the-art low-temperature test apparatus, helium mass spectrometer leak detectors, and other sophisticated testing machinery. Our thorough testing lineup encompasses low emission helium mass spectrometer testing, rigorous high-pressure gas testing, precision vacuum testing, exhaustive fatigue testing, and meticulous degreasing testing, all committed to maintaining the pinnacle of quality standards.
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials

Production application

 
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
 
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials


 
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
 
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
Flanged Advanced High Pressure Self-Regulating Valve for Optimal Performance with Carbon Steel Materials
 

Company Profile

SNT Machinery (Qingdao) Co., Ltd. stands as a distinguished producer of control valves, seamlessly integrating manufacturing, design, sales, and service into a singular, cohesive operation. Situated in the vibrant city of Qingdao, Shandong province, our expansive 42,000-square-meter facility is outfitted with state-of-the-art workshops and production equipment. Recognized as a high-tech enterprise, we boast independent intellectual property rights and have adopted cutting-edge management and production methodologies from abroad. With a dynamic team of over 150 dedicated professionals, 15% of whom are specialized R&D experts and 30% hold graduate or higher degrees, we pride ourselves on innovation and excellence. Our high-quality production management team and pioneering research have enabled us to produce a vast range of top-tier valves for the petrochemical, oil, and coal chemical industries, achieving a sales milestone nearing 100 billion in 2017.

SNT has proudly obtained the TS special equipment manufacturing certificate and ISO 9001 certification, alongside the prestigious net qualification certificates from industry giants like SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Moreover, we have earned numerous national patents for our technological advancements. Our extensive capabilities allow us to design and manufacture a comprehensive range of valves in compliance with ANSI, API, DIN, BS, and JIS standards. By merging the benefits of acclaimed global valve designs with our own innovative research, we now produce an extensive array of valves, including GLOBE, high-pressure boiler blow-down valves, high-performance butterfly valves, angle-regulating valves, eccentric rotary valves, and three-eccentric center butterfly valves.
Our product lineup extends to V ball valves, high wear-resistant ball valves, high pressure steam valves, micro-flow control valves, self-operated control valves, and cryogenic valves, available in manual, power-driven, pneumatic, and hydraulic drive forms. We utilize high-quality materials such as A216WCB, A217 WC6/WC9, A351 CF8/CF8M/CF3/CF3M, with specifications ranging from 1/2" to 120", and operating pressures from ANSI 150# to 2500#. The broad working temperature span (-196ºC to 1100ºC) ensures our valves meet the demands of diverse industrial applications.

Equipped with advanced production technology management and a robust quality assurance system, SNT valves have been extensively utilized across petrochemical, oil, steel & iron, paper manufacturing, and power station industries. Our esteemed clientele includes leading enterprises 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 our customers' success at the forefront, we are committed to crafting exceptional quality and a reputable brand. Our comprehensive quality assurance and exemplary after-sales systems ensure that SNT valves collaborate with our customers to create mutual prosperity and lasting partnerships.

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