jominy test मीनिंग इन हिंदी

The chemical requirements are loosened but hardness values defined for various distances on a Jominy test.
The hardenability of a ferrous alloy is measured by a Jominy test : a round metal bar of standard size ( indicated in the top image ) is transformed to 100 % austenite through heat treatment, and is then quenched on one end with room-temperature water.