Method and apparatus for hot roll forming inside U-shaped channel section
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United States of America Patent
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Dec 28, 1993
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N/A
app pub date -
Sep 17, 1992
filing date -
Sep 17, 1992
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Abstract
A method of hot roll forming compound metal channel sections from a bar blank using multiple shaped rollers and progressive roller sets. An inside U-shaped channel section is hot roll formed by rolling opposing channel section towards one another while maintaining support and spacing therebetween.
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