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A flange is a method of connecting pipes, valves, pumps and other equipment to form a piping system. It also provides easy access for cleaning, inspection or modification. Flanges are usually welded or screwed. Flanged joints are made by bolting together two flanges with a gasket between them to provide a seal.
Types of Flanges
The most used flange types in petro and chemical industry are:
- Welding neck flange
- Slip on flange
- Socket weld flange
- Lap joint flange
- Threaded flange
- Blind flange
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Most used flange types in petro and chemical industry. All types except the lap joint flange are provided with a raised flange face.
Special flanges
Except the most used standard flanges, there are still a number of special flanges such as:
- Orifice flanges
- Long welding neck flanges
- Weldoflange/Nipoflange
- Expander flange
- Reducing flange
- Special flanges
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1 Comment on "Flanges and types of flanges"
Out of the most used flange types, which method is the most commonly used? I don’t know much about forming piping systems. It’s just kind of interesting to learn about.