carburize

(redirected from carburized)
Also found in: Dictionary, Thesaurus.

carburize

[′kär·bə‚rīz]
(metallurgy)
To surface-harden steel by converting the outer layer of low-carbon steel to high-carbon steel by heating the steel above the transformation range in contact with a carbonaceous material.
References in periodicals archive ?
There are at least three metallurgical ways to understand these liquid treatments of iron blades: the quenching of the iron (which imparts hardness to iron that has been effectively carburized [i.
Carburized parts with inhomogeneous structure are distinguished by the wide variety of micro-constituents and their properties through the all carburized layer.
This was proven on carburized and hardened gears in NASA tests; shot peening increased gear life 60%.
Trigger and hammer are made from true 8620-alloy steel military specification castings, correctly carburized, quenched and tempered for high surface hardness.
Continued comparisons of the fatigue properties of atmosphere carburized and vacuum carburized steels.
Sometimes refrigeration is applied between quenching and tempering on purpose to avoid coming of the retained austenite in the carburized layer [3].
Chapters cover both metallic (ferrous and nonferrous alloys) and plastic gear materials, with emphasis placed on the properties of carburized steels.
The bearing "cups," as they are referred to at this stage, are then turned and carburized to case-harden the mild steel.
Also to his credit is a SAE technical paper entitled "Bending Fatigue Performance of Carburized Gear Steels.
One of the most common ways to improve the accuracy of carburized and hardened gears is to grind them after heat treat.
It is also a very clean carburizing process and results in a cleaner furnace chamber and carburized parts that are not discolored.
Specifications for carburized parts in current aerospace gearing materials include cryogenic treatments that improve dimensional stability, minimize retained austenite levels, increase surface hardness, and improve wear properties.