decalescence

English

Noun

decalescence (countable and uncountable, plural decalescences)

  1. A decrease in temperature that occurs while heating metal through a range of temperatures in which change in structure occurs.
    • 1919, Machinery's Handbook for Machine Shop and Drafting-room:
      The temperatures at which decalescence occurs vary with the amount of carbon in the steel, and are also higher for high-speed steel than for ordinary crucible steel.
    • 1964, Franklin D. Jones, Machine Shop Training Course - Volume 2, →ISBN, page 526:
      The decalescence point indicates the temperature at which a decided change In the Internal condition of steel takes place, and above which steel must be heated in order that it may be properly hardened by quenching.
    • 2017, Erik Oberg, Heat-Treatment of Steel, →ISBN:
      A very important feature is that steel containing hardening carbon, i.e., steel above the temperature of decalescence, is non-magnetic.

See also
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