Pipe Fitting
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Introduction of biphase steel flanges and their chemical composition
Double phase steel flange, as the name suggests, is a flange produced by the raw material of double phase steel bar, steel ingot or plate, referred to as double phase steel flange, flange is also called flange or flange. It is the part that connects the pipe to the pipe. Connect to tube end.
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Sealing problems and characteristics of flat welded flange
The sealing problem of flat welded flange has always been a hot issue related to the production cost or economic benefit of enterprises, so the sealing principle of flat welded flange has been improved and perfected.
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What are the advantages of flat welded flange?
Flat welded flange (HG20593,GB/T9119,JB/T81): convenient materials, simple manufacturing, low cost, widely used; However, the rigidity is poor, so it can not be used for supply and demand, flammable, explosive and high vacuum requirements of the chemical process piping system and height, extremely hazardous occasions.
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Common sealing and linking types of flanges
There are three types of flange sealing surface: plane sealing surface, concave and convex sealing surface, mortise sealing surface. Hebei Shengtian Pipe Fittings Group Co., Ltd. is the main distribution flange, elbow, tee, tee, elbow, pipe, reducing pipe, high pressure pipe seamless steel pipe and other products.
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Advantages of flat welding flange and its precautions
The flat welded flange not only saves space, reduces weight, but more importantly ensures that the joint is not leaked and has good sealing performance.
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