Diaphragm Valve

A diaphragm valve is a valve that uses a diaphragm as a sealing element. It is usually used for fluid on/off control and has the advantages of simple operation, good sealing performance, and strong adaptability. Diaphragm valves are widely used in situations that require high sealing, hygiene, and fluid control accuracy, especially in the chemical, food, and pharmaceutical industries.

※ Main Features
Membrane seal
The core feature of the membrane valve is the use of a layer of membrane as a sealing element. The membrane is made of high-performance materials with good elasticity and corrosion resistance. When the valve is closed, the membrane is in close contact with the valve seat, which can effectively prevent fluid leakage.
Valve body design
The valve body of the membrane valve is usually made of stainless steel, polypropylene and other materials, with high temperature resistance, corrosion resistance, pressure resistance and other properties, suitable for various harsh environments. The valve body design is simple and easy to disassemble and clean, especially suitable for industries requiring hygienic requirements.
Drive mode
The operation of the membrane valve is usually driven by an external pneumatic, manual or electric device. The pneumatic membrane valve drives the deformation of the membrane through gas pressure to realize the opening and closing of the valve, and has the characteristics of fast response speed and simple operation.
Leakage prevention design
The sealing structure of the membrane valve is very tight, which can effectively prevent leakage problems caused by valve wear or seal aging. The elasticity and strength of the valve membrane ensure the sealing effect during long-term use.

※ Product Application
Pharmaceutical Industry
Diaphragm valves are widely used in the pharmaceutical industry, especially in aseptic systems and pipelines in the pharmaceutical process. Diaphragm valves can effectively prevent contamination and ensure the purity of drugs. Due to its no-dead-angle design, it is easy to clean and meets GMP and other hygiene standards.
Food Industry
During food processing, diaphragm valves are used to accurately control the flow of liquids and gases to avoid food contamination. The hygiene and sealing properties of diaphragm valves make them an ideal choice for fluid control, especially in production processes that require high hygiene, such as beverages and dairy products.
Chemical Industry
Diaphragm valves can handle a variety of corrosive and toxic chemicals and are used to control the flow of corrosive liquids or gases in chemical production. The choice of valve body material can be customized according to the characteristics of different media to ensure the durability and safety of the valve.
Water Treatment Industry
In sewage treatment and drinking water treatment systems, diaphragm valves are used to control the flow of water and air. It can accurately adjust the flow and ensure sealing, prevent contamination and leakage, and ensure the efficiency and safety of water treatment.

※ FAQ

What are the installation requirements for control valves?
The valve should be installed at the appropriate position of the pipeline to ensure that the flow direction is consistent with the direction indicated by the valve body; secondly, check whether the valve and its accessories are intact before installation to ensure that there is no damage; during installation, ensure that the pipeline connection is stable to avoid stress concentration and prevent damage to the valve; in addition, sufficient space should be provided for the valve to facilitate adjustment, inspection and maintenance; finally, the valve should be protected from excessive vibration or temperature, especially under high pressure and high temperature environments.

What are the common applications of temperature and pressure reducers?
Temperature and pressure reducers are widely used in many fields. They are mainly used in steam systems to reduce high-pressure steam to appropriate pressure to ensure safe operation of equipment. They are commonly used in power, fertilizer, food processing and other industries. They are also used in oil and gas pipelines, chemical production, pharmaceutical plants, etc. to ensure stable pipeline pressure and avoid system overpressure or excessive temperature. In addition, reducers are also used in HVAC, metallurgy and other industries to adjust the temperature and pressure of the fluid in the system to ensure the smooth progress of the process.

How to maintain medium and high pressure valves?
When maintaining medium and high pressure valves, first check the wear of key components such as valve body, valve seat, sealing ring and valve stem regularly. Clean the valve to prevent impurities from blocking and affecting operation. Check the operating performance of the valve to ensure flexible opening and closing without sticking. Check the sealing to prevent leakage and replace the seals if necessary. For valves that operate at high pressure for a long time, it is recommended to perform functional tests regularly to ensure their reliability under high pressure environment. In addition, check the connection parts of the valve to avoid looseness or leakage caused by vibration or corrosion.

※ Industry Applications

※ Company Introduction

Jiangsu Gaote Valve Industry Co., Ltd. was established in 2003. The company is a medium-sized enterprise specializing in the production of various petrochemical and power station valve series. The main products include high-temperature and high-pressure power station valves, gate valves, stop valves, ball valves, check valves, butterfly valves, instrument valves, needle valves, regulating valves and non-standard special valves for power stations, etc. Hundreds of varieties and specifications of valves, products are widely used in power, petrochemical, metallurgy, pharmaceutical, mining, steel, mining, water supply and drainage and other industries. The company's R&D team actively explores the field of valves and explores a path of industrial upgrading from ordinary valves to valves.

Jiangsu Gaote Valve Industry Co., Ltd. is an innovative demonstration enterprise of small and medium-sized enterprises in Jiangsu Province. It is located in the Economic Development Zone of Funing County, Jiangsu Province, and National Highway 204 passes through the territory. The company has passed the ISO9001 quality system certification and the special equipment manufacturing license of the People's Republic of China. It is a member unit of the power station accessories supply of the State Power Corporation, a member unit of the Sinopec Equipment Resources Market, and a member unit of the first-level supply network of China National Petroleum Corporation. It has gradually established a good reputation in power station valves. The company has an advanced management mechanism, with fixed assets of more than 30 million yuan, more than 100 sets of sophisticated mechanical processing equipment and inspection and testing equipment, and more than 10 technical R&D personnel, forming an integrated production, sales and service.