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Steel Pipe and Manufacturing Processes Part 3
Welded Tube and Pipe Ever since it became possible to manufacture strip and plate, people have constantly tried to bend the material and connect its edges in order to manufacture tube and pipe. This led to the development of the oldest weld...
Time：2020-09-03
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Steel Pipe and Manufacturing Processes Part 2
Mandrel Mill Process In the Mandrel Mill Process, a solid round (billet) is used. It is heated in a rotary hearth heating furnace and then pierced by a piercer. The pierced billet or hollow shell is rolled by a mandrel mill to reduce the ou...
Time：2020-09-03
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Study of Crack formation on Mandrel Bar surface used in PQF
An investigation was carried out on the mechanism of crack initiation on mandrel bar used for the PQF operation in seamless tube manufacturing....
Time：2020-09-01
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Current Market Scenario of Mandrel Bars Market: QY Research
Mandrel Bars is one of the most important tools to produce large-diameter seamless steel pipe in modern tech. Because of the poor circumstance of the rolling process of seamless steel pipe,...
Time：2020-09-01
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