Our company regards quality as life, starts from the source of production, strictly controls the quality in every link from raw material screening to product listing, and provides customers with first-class products. The company's main products include pipe fitting, elbow pipe, tee pipe, halfen channel, grille, flange, etc.
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Socket-welding FlangeOur slip - on weld flanges are an excellent choice for various piping systems, offering a blend of practicality and economy.view more
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Threaded FlangeThreaded Flanges: Convenient and Reliable Pipe Connectivity Our threaded flanges are a practical solution for pipe connections, offering a blend of convenience and durability.view more
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Lapped Joint FlangeLoose Flanges: Flexible and Cost - Effective Pipe Connection Solution Our loose flanges are a versatile addition to any piping system, offering a combination of flexibility and cost - efficiency.view more
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Reducing FlangeReducing Flanges: Seamless Transitions for Piping Systems Our reducing flanges are precision - engineered components, designed to connect pipes of different diameters with ease and reliability.view more
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Blind FlangeOur flange covers are essential components for maintaining the integrity of your piping systems.view more
Why choose us
Professional team
Our team is composed of experienced professionals who are dedicated to innovation and customer satisfaction. Our engineers and technicians continuously research and develop new products and solutions to stay ahead of industry trends.
High quality
Our embedded channels are designed to meet the highest standards of precision and reliability. They are widely used in construction, infrastructure, and industrial applications to provide secure and efficient support for various installations.
Customized services
In addition to our core products, we also offer a variety of metal components tailored to meet the specific needs of our customers. Our expertise in metal fabrication allows us to deliver customized solutions that enhance the functionality and durability of any project.
Benefits of Flange
Strong and secure connection
Flanged joints offer a sturdy and dependable connection between pipes or components. The use of bolts and flanges ensures a robust joint that can withstand high pressure and stress.
Leak resistance
The raised rims or lips of flanges create a tight seal when bolted together, minimizing the risk of leaks. This is especially important when dealing with fluids or gases under pressure, ensuring efficient and safe fluid transportation.
Easy installation and maintenance
Flanged joints allow for straightforward installation and disassembly, making maintenance, repairs, and component replacement easier. This convenience reduces downtime and improves overall operational efficiency.
Alignment flexibility
Flanged joints provide flexibility in aligning pipes or equipment during installation. They can be adjusted or rotated to ensure precise alignment, even when dealing with misaligned or non-uniform components.
Compatibility and standardization
Flanged joints adhere to standardized dimensions and designs, ensuring compatibility between pipes and components from different manufacturers. This interchangeability simplifies system integration and the replacement of parts.
Thermal expansion accommodation
Flanged joints can accommodate thermal expansion and contraction in piping systems. They allow for slight movements without compromising the integrity of the joint, reducing the risk of stress-related failures.
Versatility
Flanged joints are suitable for a wide range of applications and industries, including plumbing, oil and gas, and chemical processing. They can handle various fluids, pressures, and temperatures, making them highly versatile.
Longevity and durability
Properly installed and maintained flanged joints offer long-lasting durability. They are designed to withstand challenging environmental conditions, corrosion, and wear, providing a reliable and extended service life.
Application of Flange




Oil and gas industry
Flanges are commonly used in oil and gas pipelines to connect pipes, valves, and other equipment. They are suitable for use in high-pressure and high-temperature environments and can withstand corrosive fluids.
Chemical processing industry
Flanges are widely used in the chemical processing industry to connect pipes, tanks, and other equipment. They are resistant to chemicals and can withstand corrosive substances.
Power generation industry
Flanges are used in power generation plants to connect pipes, turbines, boilers, and other equipment. They can withstand high temperatures and pressures and are essential for the efficient operation of power generation systems.
Water and wastewater treatment industry
Flanges are used in water and wastewater treatment plants to connect pipes, pumps, and other equipment. They are resistant to corrosion and can withstand harsh chemicals and sewage.
HVAC industry
Flanges are used in heating, ventilation, and air conditioning (HVAC) systems to connect pipes, boilers, chillers, and other equipment. They provide a reliable and efficient means of connecting and disconnecting pipes and equipment.
Plumbing industry
Flanges are used in residential and commercial plumbing systems to connect pipes, fixtures, and other equipment. They are easy to install, maintain, and repair and provide a leak-free connection.
Production Process

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Packaging and Shipping

FAQ
Tianjin Delan International Co., Ltd is one of the leading flange manufacturers and suppliers in China. We warmly welcome you to wholesale flange in stock here and get free sample from our factory. For customized service, contact us now.
Reducing Flange, flange, Wn Flange
