- a process of casehardening in which nitrogen is introduced into the metal by keeping it at a suitable temperature in the presence of a nitrogen source.
Origin of nitriding
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a type of case-hardening in which steel is heated for long periods in ammonia vapour so that nitrogen produced by dissociation on the surface enters the steel
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012