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Softening of Steels by Cold-Working


A PHENOMENON of softening in quenched and tempered steel subjected to small amounts of deformation has been reported by Armour1 and by Wilson2. Other workers had also observed that the hardness of sorbitic and troostitic steels remained constant during the early stages of cold-working3,4.

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  1. Armour, J. D., Trans. A.S.S.T., 17, 521 (1930).

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  2. Wilson, D. V., Nature, 170, 30 (1952).

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  3. Andrew, J. H., et al., J. Iron and Steel Inst., 165, 145 (1950).

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  4. O'Neill, H., Trans. A.S.S.T., 17, 521 (1930).

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  5. Polakowski, N. H., Nature, 168, 838 (1951).

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  6. Andrew, J. H., Lee, H., and Wilson, D. V., J. Iron and Steel Inst., 165, 379 (1950).

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CHOLLET, P., TARDIF, H. Softening of Steels by Cold-Working. Nature 180, 754–755 (1957).

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