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The application scope of butt-welded flange is as follows: One, the length of the workpiece: such as strip steel, profile, wire, steel bar, rail, boiler steel pipe, oil and gas transmission pipeline butt welding. Two, annular workpiece welding: such as car rim and bicycle, motorcycle rim welding,
Flange is a part that connects between shaft and shaft. It is mainly used for the connection between pipe ends. Therefore, it is still used a lot in daily machinery and equipment, but because of the different graphics of each pipe end, Therefore, when selecting single-head bolts, there must be a cer