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ISO/TR 11637:1997Withdrawn

Boron treated engineering steels for quenching and tempering

Aciers de construction mécanique traités au bore pour trempe et revenu

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Life cycle

Replaced by

ISO 683-2:2012WithdrawnHeat-treatable steels, alloy steels and free-cutting steels — Part 2: Alloy steels for quenching and temperingInternational Standard · Published 20 Sep 2012 · ISO/TC 17/SC 4