Welding High Pressure Control Valve for Liquid and Gas Mediums

Product Details
Customization: Available
Temperature: Ordinary Temperature
Certification: GS, CE, ISO9001
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  • Welding High Pressure Control Valve for Liquid and Gas Mediums
  • Welding High Pressure Control Valve for Liquid and Gas Mediums
  • Welding High Pressure Control Valve for Liquid and Gas Mediums
  • Welding High Pressure Control Valve for Liquid and Gas Mediums
  • Welding High Pressure Control Valve for Liquid and Gas Mediums
  • Welding High Pressure Control Valve for Liquid and Gas Mediums
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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

Product Description

Welding High Pressure Control Valve for Liquid and Gas Mediums
Introducing the ZZY type self-operating pressure regulating valves, a marvel of engineering that operates without the need for external energy. Harnessing the power of the controlled medium itself, these valves ingeniously utilize an actuator to maintain precise control over the valve core position. This dynamic adjustment of flow area expertly manages the flow rate, ensuring pressure stability either before or after the valve.



 
Our valves stand out for their remarkably sensitive operation, superior sealing capabilities, and minimal pressure fluctuations. They are the go-to choice for automatic control applications, skillfully managing pressure reduction and stabilization or pressure relief across gas, liquid, and steam mediums in a wide array of industrial settings.


At SNT Machinery (Qingdao) Co., Ltd., this series is meticulously crafted with varying structures to suit diverse needs: choose from single-seat (P), sleeve (M), or double-seat (N) configurations based on the valve core design. Actuators are available in three types: diaphragm, piston, and bellows, each tailored to provide optimal performance for your specific application.
Welding High Pressure Control Valve for Liquid and Gas Mediums

Welding High Pressure Control Valve for Liquid and Gas Mediums
Operating Principle

For controlling downstream pressure, the ZZYP-B type delivers exceptional pressure reduction and stabilization. When downstream pressure rises above the desired threshold, the valve instinctively moves towards closure, eventually sealing off completely. Conversely, if the pressure dips below the target, the valve remains open, adeptly compensating to maintain equilibrium.

In scenarios requiring upstream pressure control, the ZZYP-K type excels in delivering safety pressure relief and stabilization. Should upstream pressure exceed the set point, the valve reacts by opening fully, while remaining closed when the pressure is below the desired level, ensuring uncompromising safety and performance.

Welding High Pressure Control Valve for Liquid and Gas Mediums
Welding High Pressure Control Valve for Liquid and Gas Mediums



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

The ZZYP-II series nitrogen sealing device represents a pinnacle of innovation by SNT Machinery, offering a self-operating micro-pressure control system. It's designed to consistently maintain protective gas pressure, typically nitrogen, atop storage tanks. This ensures materials inside are shielded from air contact, effectively preventing evaporation, oxidation, and ensuring the safety of the container.
Welding High Pressure Control Valve for Liquid and Gas Mediums
Welding High Pressure Control Valve for Liquid and Gas Mediums

Ideal for gas sealing protection in large storage tanks, this product is celebrated for its energy efficiency, sensitive and reliable performance, and user-friendly operation and maintenance. It finds extensive use in vital industries such as petroleum and chemical engineering, where precision and reliability are paramount.

Remarkably, this device operates independently of external energy sources, requiring no electricity or gas. This makes it not only convenient but also a paragon of energy efficiency and cost-effectiveness, delivering substantial operational savings.

 
Welding High Pressure Control Valve for Liquid and Gas Mediums
Welding High Pressure Control Valve for Liquid and Gas Mediums

The nitrogen sealing device simplifies nitrogen supply and vent pressure settings, thriving under continuous production conditions. Its pressure detection diaphragm boasts a large effective area, complemented by a low-stiffness setting spring. This ensures sensitive operation and seamless device performance, even in demanding environments.

To safeguard your storage tank, it is imperative to install a breather valve atop the tank. This valve serves a critical safety function, preventing the frequent and wear-inducing cycling of nitrogen supply and vent valves commonly seen in traditional nitrogen sealing devices, thus prolonging their lifespan and reliability.

Test and Detection Equipment

Welding High Pressure Control Valve for Liquid and Gas Mediums
Welding High Pressure Control Valve for Liquid and Gas Mediums

 

Welding High Pressure Control Valve for Liquid and Gas Mediums
SNT Machinery (Qingdao) Co., Ltd. steadfastly upholds the prestigious standards of ISO9001 and API SPECQ, showcasing our commitment to excellence. Our strategy revolves around the ingenious design and deployment of critical control mechanisms and sophisticated equipment, including top-tier inspection and testing tools, as well as high-efficiency process machinery. This strategic methodology ensures flawless integration and supreme compatibility throughout design, manufacturing, inspection, testing, installation, and service processes. Our extensive portfolio boasts leading-edge chemical composition analysis technologies, state-of-the-art imported metal spectrum analyzers, versatile universal tool microscopes, and robust mechanical performance re-inspection capabilities.
Elevating our proficiency is an expansive selection of cutting-edge nondestructive inspection equipment, such as RT, UT, MT, and PT, supported by a team of expert certified nondestructive testing inspectors. Furthermore, our impressive collection includes a diverse array of pressure test equipment in various sizes, cutting-edge low-temperature test apparatus, helium mass spectrometer leak detectors, and other sophisticated testing machinery. Our comprehensive testing suite comprises low emission helium mass spectrometer testing, stringent high-pressure gas testing, precise vacuum testing, thorough fatigue testing, and meticulous degreasing testing, all dedicated to upholding the highest quality standards.
Welding High Pressure Control Valve for Liquid and Gas Mediums
 

Production application


Welding High Pressure Control Valve for Liquid and Gas Mediums
Welding High Pressure Control Valve for Liquid and Gas Mediums

Welding High Pressure Control Valve for Liquid and Gas Mediums
Welding High Pressure Control Valve for Liquid and Gas Mediums


 
Welding High Pressure Control Valve for Liquid and Gas Mediums
Welding High Pressure Control Valve for Liquid and Gas Mediums
Welding High Pressure Control Valve for Liquid and Gas Mediums
Welding High Pressure Control Valve for Liquid and Gas Mediums

Company Profile

SNT Machinery (Qingdao) Co., Ltd. is an esteemed leader in the production of superior control valves. Seamlessly merging manufacturing excellence, innovative design, effective sales, and unparalleled service into a unified powerhouse, our company is strategically located in the bustling cityscape of Qingdao, Shandong province. Our expansive 42,000-square-meter facility is equipped with cutting-edge workshops and the latest production technology to deliver outstanding performance. Celebrated as a high-tech enterprise, we possess independent intellectual property rights and have successfully adopted pioneering management and production practices from international arenas. At the heart of our operation is a dynamic team of over 150 dedicated professionals, where 15% are experts in R&D, and 30% possess graduate or higher qualifications. We are proud of our innovative breakthroughs and steadfast dedication to excellence. Our high-caliber production management team and forward-thinking research initiatives have propelled us to craft an extensive array of top-quality valves for the petrochemical, oil, and coal chemical sectors, reaching a historic sales milestone approaching 100 billion yuan in 2017.

SNT has proudly obtained the prestigious TS special equipment manufacturing certificate and the ISO 9001 certification, along with the coveted net qualification certificates from industry titans such as SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Furthermore, we have secured numerous national patents for our cutting-edge technological advancements. Our extensive capabilities empower us to design and manufacture a comprehensive spectrum of valves adhering to ANSI, API, DIN, BS, and JIS standards. By harmonizing the advantages of renowned global valve designs with our innovative research, we now produce an extensive lineup of valves, including the sophisticated GLOBE valves, high-pressure boiler blow-down valves, high-performance butterfly valves, angle-regulating valves, eccentric rotary valves, and the advanced three-eccentric center butterfly valves.
Our diverse product lineup encompasses V ball valves, high wear-resistant ball valves, high pressure steam valves, micro-flow control valves, self-operated control valves, and cryogenic valves. These products are available in manual, power-driven, pneumatic, and hydraulic drive forms. We utilize top-grade materials such as A216WCB, A217 WC6/WC9, A351 CF8/CF8M/CF3/CF3M, with dimensions ranging from 1/2" to 120", and capable of withstanding operating pressures from ANSI 150# to 2500#. With a broad operational temperature range extending from -196ºC to 1100ºC, our valves are designed to meet the rigorous demands of diverse industrial applications.

With the advantage of advanced production technology management and a robust quality assurance system, SNT valves have found widespread application across industries such as petrochemical, oil, steel & iron, paper manufacturing, and power generation. Esteemed clients who place their trust in our products include industry leaders like 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.

With our customers' success as our guiding principle, we pledge to deliver exceptional quality and foster a reputable brand. Our comprehensive quality assurance and outstanding after-sales systems ensure that SNT valves work hand-in-hand with our customers, forging paths to mutual prosperity and enduring partnerships.

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