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Materials science
The the study of matter and their applications in various areas of science and engineering.
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Materials science > Metallurgy 
hydrogen embrittlement
Metals; Metallurgy
A condition low ductility in metals resulting from the absorption of hydrogen.
hot top
Metals; Metallurgy
(1) A reservoir, thermally insulated or heated, to hold molten metal on top of a mold to feed the ingot or casting as it contracts on solidifying to avoid having pipe or voids.
hypereutectoid alloy
Metals; Metallurgy
In a eutectoid system, any alloy containing more than the eutectoid concentration of solute.
hot dip
Metals; Metallurgy
In steel mill practice, a process whereby ferrous alloy base metals are dipped into molten metal, usually zinc, tin, or terne, for the purpose of fizing a rust resistant coating.
heat-affected zone
Metals; Metallurgy
That portion of the base metal which was not melted during brazing, cutting, or welding, but whose microstructure and physical properties were altered by the heat.
Sub-categories
- Corrosion engineering (17347)
- Dynamic testing (1)
- Electromechanical (0)
- Electromechanical testing (0)
- Impact testing (45)
- Magnetics (3118)
- Material physics (1772)
- Metallurgy (10306)