PUNCHING OF COLD-ROLLED STEEL STRIP.

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Tyden, Per
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| 1600年 / 02期
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Punchability is related to three properties, viz. wear, formation of burrs and quality of the sheared edge. These punchability criteria are presented in connection with the results of the punching experiments made and are specified as a function of the number of blows obtained with several different punch clearances as well as strength particulars of strip (UHB 15M carbon steel) and the carbide density.
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