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English
Etymology
By surface analysis, de- + calescence.
Noun
decalescence (countable and uncountable, plural decalescences)
- A decrease in temperature that occurs while heating metal through a range of temperatures in which change in structure occurs.
- Synonym: calescence
- Coordinate term: recalescence
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.