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According to different facings, weld neck flange can be divided into raised face WN flange and flat face WN flange. It is circumferentially welded into the system at its neck which means that the integrity of the butt welded area can be easily...
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Alloy steel elbows are widely used in the installation of pipelines for changing the direction of material flow. Made from the best grades of alloy steel, these elbows have excellent strength to sustain highly hazardous chemicals and gases. There...
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Reducers are a kind of butt weld fittings that will be used for reducing piping size. In the piping system, they will be connected 2 pieces of pipes with different diameters. Main types are concentric and eccentric. Concentric reducer is most...
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Compared with welded pipe, what is the strong point for seamless steel pipes? And what disadvantage do weld pipes have? 1.The greatest advantage of seamless steel pipes is their increased ability to withstand pressure. The weakest point in a welded...