What Exactly Is A Flange

What exactly is a flange? When it comes to flange, many people may not know very much, we see not very much in our daily life, we are also very curious about the name, when I first heard the word flam is very surprised, what is it, what is it for, what is it like? Actually flange the name is the transliteration of flange, early is proposed by a British called love charter in 1809, and also put forward the casting method of flange, but in later quite a period of time are not widely used, until the beginning of the 20th century, flange in a variety of mechanical equipment and pipe connection widely used. What is a flange? Flange is also called the flange convex disk or convex disk, for those who engage in mechanical or engineering installation of small partners should be very familiar with the flange, it is a kind of disk parts, is generally used in pairs. Mainly used for between pipes and valves, between pipes and pipes and equipment and other parts of the sealing parts, because the application between these equipment and pipes is very much, so the bolt between two planes, and has the sealing effect of connecting parts are called flange. Generally, the flange has round holes used to play a fixed role, such as in the pipe connection, add a sealing ring between the two flanges, and then tighten the connection with bolts, the flange of different pressures has different thickness and the use of different bolts, the main materials used in the flange are carbon steel, stainless steel, stainless steel and alloy steel and so on. Due to the flange's important role and good comprehensive performance, it is widely used in the chemical industry, petrochemical industry, fire protection and drainage industries.