Research on induction tempering heat treatment process of cutter ring of gradient hardness.

Sci Rep · 2026 · PMC13369682 · PMID 42141025

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a decreasing trendno p-value reported

The influence of the air gap on the hardness-softened distance shows a decreasing trend that is fast at first and then slow, which is consistent with the principle of induction heating and the temperature-field distribution of the cutter ring.

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