High Pressure Self-Operating Control Valve for Liquid and Gas Applications

Product Details
Customization: Available
Temperature: Ordinary Temperature
Certification: GS, CE, ISO9001
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  • High Pressure Self-Operating Control Valve for Liquid and Gas Applications
  • High Pressure Self-Operating Control Valve for Liquid and Gas Applications
  • High Pressure Self-Operating Control Valve for Liquid and Gas Applications
  • High Pressure Self-Operating Control Valve for Liquid and Gas Applications
  • High Pressure Self-Operating Control Valve for Liquid and Gas Applications
  • High Pressure Self-Operating Control Valve for Liquid and Gas Applications
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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

High Pressure Self-Operating Control Valve for Liquid and Gas Applications
ZZY type self-operating pressure regulating valves offer a revolution in energy efficiency. They uniquely harness the power of the controlled medium itself, eliminating the need for external energy. Through the introduction of an actuator, they dynamically manage the valve core position to vary the flow area, perfectly calibrating the flow rate to ensure constant pressure either before or after the valve.



 
These valves are engineered for precision, boasting sensitive operation, superior sealing, and minimal pressure fluctuation. Their versatility shines in the automatic regulation of pressure reduction and stabilization or pressure relief and stabilization across gas, liquid, and steam mediums, making them indispensable in diverse industrial equipment.


Our company's exceptional product line offers a variety of configurations to meet specific needs. Choose from single-seat (P), sleeve (M), and double-seat (N) designs, each based on the valve core type. For actuators, select from diaphragm, piston, or bellows types, ensuring you find the perfect fit for your requirements.
High Pressure Self-Operating Control Valve for Liquid and Gas Applications

High Pressure Self-Operating Control Valve for Liquid and Gas Applications
Operating Principle

For downstream pressure control (ZZYP-B type), these valves excel in pressure reduction and stabilization. Should the downstream pressure exceed your desired set value, the valve instinctively closes, ultimately sealing off the flow. When the pressure falls below the set value, it remains open, adeptly balancing the pressure.

For upstream pressure management (ZZYP-K type), these valves serve as a bastion of safety pressure relief and stabilization. When the upstream pressure surpasses the set value, the valve springs open, fully accommodating the excess. Conversely, it stays closed when the pressure is below the desired level, ensuring stability.

High Pressure Self-Operating Control Valve for Liquid and Gas Applications
High Pressure Self-Operating Control Valve for Liquid and Gas Applications



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

Introducing the ZZYP-II series nitrogen sealing device, a self-operating micro-pressure control marvel exclusively developed by our innovation-driven company. It's designed to keep the protective gas-typically nitrogen-at a steady pressure atop storage tanks, thereby shielding the contents from air contact, preventing evaporation, and oxidation, and ensuring paramount container safety.
High Pressure Self-Operating Control Valve for Liquid and Gas Applications
High Pressure Self-Operating Control Valve for Liquid and Gas Applications

Ideally suited for the gas sealing protection of expansive storage tanks, this product is acclaimed for its energy-saving, sensitive, and reliable performance. Ease of operation and maintenance make it a staple in the petroleum and chemical engineering sectors, standing as an icon of efficiency and dependability.

With no dependence on external power sources, this device operates independently without the need for electricity or gas, embodying convenience, energy savings, and cost-effectiveness.

 
High Pressure Self-Operating Control Valve for Liquid and Gas Applications
High Pressure Self-Operating Control Valve for Liquid and Gas Applications

The nitrogen sealing device facilitates seamless nitrogen supply and precise vent pressure adjustments, functioning effortlessly even during continuous production. Its pressure detection diaphragm boasts a large effective area, with a low-stiffness setting spring for sensitive operation and smooth device performance.

To uphold the safety integrity of storage tanks, a breather valve is a vital installation at the tank's apex. Serving a critical safety role, it prevents the wear and tear typical of frequent valve operations in conventional nitrogen sealing devices, safeguarding the longevity and reliability of the system.

Test and Detection Equipment

High Pressure Self-Operating Control Valve for Liquid and Gas Applications
High Pressure Self-Operating Control Valve for Liquid and Gas Applications

 

High Pressure Self-Operating Control Valve for Liquid and Gas Applications
SNT Machinery (Qingdao) Co., Ltd. is steadfast in our commitment to the elite standards mandated by ISO9001 and API SPECQ. We strategically craft and deploy essential control frameworks and sophisticated apparatus, featuring top-tier inspection and testing equipment along with high-performance process machinery. Our holistic approach guarantees seamless integration and impeccable compatibility across design, manufacturing, inspection, testing, installation, and service processes. Our extraordinary suite of tools boasts cutting-edge material chemical composition analysis technology, advanced imported metal spectrum analyzers, versatile universal tool microscopes, and robust mechanical performance re-inspection capabilities, setting a benchmark in precision and efficiency.
Elevating our proficiency is an expansive collection of cutting-edge nondestructive inspection equipment, including RT, UT, MT, and PT, supported by a team of certified inspectors in nondestructive testing. Furthermore, we possess an outstanding variety of pressure test equipment in diverse sizes, state-of-the-art low-temperature test apparatus, helium mass spectrometer leak detectors, and other advanced testing machinery. Our comprehensive testing lineup includes low emission helium mass spectrometer testing, rigorous high-pressure gas testing, precision vacuum testing, exhaustive fatigue testing, and meticulous degreasing testing, all dedicated to upholding the highest quality standards in the industry.
High Pressure Self-Operating Control Valve for Liquid and Gas Applications
 

Production application


High Pressure Self-Operating Control Valve for Liquid and Gas Applications
High Pressure Self-Operating Control Valve for Liquid and Gas Applications

High Pressure Self-Operating Control Valve for Liquid and Gas Applications
High Pressure Self-Operating Control Valve for Liquid and Gas Applications


 
High Pressure Self-Operating Control Valve for Liquid and Gas Applications
High Pressure Self-Operating Control Valve for Liquid and Gas Applications
High Pressure Self-Operating Control Valve for Liquid and Gas Applications
High Pressure Self-Operating Control Valve for Liquid and Gas Applications

Company Profile

SNT Machinery (Qingdao) Co., Ltd. stands as a beacon of excellence and innovation in the control valve industry. We are a distinguished producer that effortlessly merges manufacturing, design, sales, and service into one seamless operation. Nestled in the bustling city of Qingdao, Shandong province, our sprawling 42,000-square-meter facility is equipped with cutting-edge workshops and the latest production equipment. As a recognized high-tech enterprise, we take pride in our independent intellectual property rights and the integration of advanced management and production techniques from around the globe. Our vibrant team of over 150 professionals, including 15% specialized R&D experts and 30% with graduate or higher degrees, is dedicated to pioneering innovation and achieving excellence. Through our high-quality production management team and groundbreaking research, we deliver a vast array of premium valves for the petrochemical, oil, and coal chemical industries, achieving a remarkable sales milestone near 100 billion in 2017.

SNT has proudly achieved the TS special equipment manufacturing certificate and ISO 9001 certification, along with esteemed net qualification certificates from industry giants such as SINOPEC, CNOOC, PETROCHINA, and SINOCHEM. Our commitment to technological innovation is evident in the numerous national patents we have earned. Our extensive capabilities enable us to design and manufacture a diverse range of valves that adhere to ANSI, API, DIN, BS, and JIS standards. By seamlessly blending the renowned designs of global valves with our innovative research, we now produce an impressive 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 expansive product lineup features 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 various drive forms including manual, power-driven, pneumatic, and hydraulic. We employ premium 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#. Our valves are designed to perform across a broad temperature range (-196ºC to 1100ºC), ensuring they meet the demands of diverse industrial applications.

Armed with advanced production technology management and a robust quality assurance system, SNT valves have found extensive applications across the petrochemical, oil, steel & iron, paper manufacturing, and power station industries. Our prestigious 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 very heart of our mission, we are wholeheartedly committed to crafting products of exceptional quality and cultivating a reputable brand. Our comprehensive quality assurance and exemplary after-sales systems ensure that SNT valves work in harmony with our customers, fostering mutual prosperity and forging enduring partnerships.

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