- gaseous carburization
- 气体渗碳
English-Chinese metallurgy dictionary. 2014.
English-Chinese metallurgy dictionary. 2014.
Carburization — (often referred to as carburizing) is a heat treatment process which iron or steel is heated to below the melting point in the presence of a solid, liquid, or gaseous material which decomposes so as to liberate carbon when heated to the… … Wikipedia
Case hardening — or surface hardening is the process of hardening the surface of a metal, often a low carbon steel, by infusing elements into the material s surface, forming a thin layer of a harder alloy. Case hardening is usually done after the part in question … Wikipedia
steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying … Universalium
nitrogen group element — ▪ chemical elements Introduction any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… … Universalium
Thermogravimetry — (also knows by acronym TG and obsolete names thermo gravimetry, thermogravimmetry) is a branch of physical chemistry, materials research, and thermal analysis. It is based on continuous recording of mass changes of a sample of material, as a… … Wikipedia