• Decalescence

    Full definition of decalescence

    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 , 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, A very important feature is that steel containing hardening carbon, i.e., steel above the temperature of decalescence, is non-magnetic.
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