Heat treatment ... ng are done for the specific purpose
of altering properties intentionally, heating and cooling
often occur incidentally during other manufacturing process
... ==Heat treatment of metals and alloys==
6 KB (815 words) - 12:33, 3 June 2008
Mechanical heat treatment ... fuel]] pellet. MHT is sometimes
grouped along with [[mechanical biological treatment]]. MHT
does not however include a stage of biological degradation
([[anaer ... ... at.pdf MHT & MBT][[Mechanical Biological
Treatment]] and [[Mechanical Heat Treatment]] of [[Municipal
Solid Waste]], [[Defra]], Waste Implementation Programme,
...
2 KB (238 words) - 19:15, 23 June 2007
Heat Treatment | Name = Heat Treatment | Cover = Heat_treatment_cover.jpg
4 KB (536 words) - 16:08, 26 April 2008
Retrogression Heat Treatment ... that rapidly heat treats
age-hardenable aluminum alloys. Mainly induction heating is
used for RHT. In the past, it was mainly used for 6061 and
6063 alum ...
592 B (75 words) - 20:12, 28 April 2007
Heat exchanger ... r, in which a hot engine-cooling fluid,
like ''[[antifreeze]]'', transfers heat to air flowing through
the radiator. ... sfer the most heat. See [[countercurrent
exchange]]. In a ''cross-flow'' heat exchanger, the fluids
travel roughly perpendicular to one another through ...
26 KB (4031 words) - 16:01, 11 June 2008
Annealing (metallurgy) ... such as strength and hardness.
It is a process that produces conditions by heating and maintaining
a suitable temperature, and then cooling. Annealing is ...
... per]], [[steel]], and [[brass]] this process is performed
by substantially heating the material (generally until glowing)
for a while and allowing it to c ...
7 KB (999 words) - 17:52, 5 June 2008
Precipitation hardening ... ''Precipitation hardening''',
also called '''age hardening''', is a [[heat treatment]] technique
used to [[strength of materials|strengthen]] [[malleable]]
mat ... ... iley & Sons. pp. 252.</ref> Precipitation
hardening via precipitation heat treatment is the main topic
of discussion in this article.
10 KB (1418 words) - 19:25, 15 June 2008
Maraging steel ... ally with a large percentage of [[nickel]]
to produce a very specific heat-treatment product. Other alloying
elements include [[molybdenum]], [[aluminum]], [[c ... * Has
uniform, predictable shrinkage during [[heat treatment]]
8 KB (1171 words) - 14:19, 9 June 2008
Heat wave ... e in Europe from the average during the [[2003
European heat wave|European heat wave of 2003]]]] ... {cite
journal |last=Robinson |first=Peter J. |title=On the Definition
of a Heat Wave |journal=[[Journal of Applied Meteorology]]
|date=April 2001 |volume= ...
23 KB (3389 words) - 20:41, 11 June 2008
Renewable heat ... lication of [[renewable energy]]. It refers
to the renewable generation of heat, rather than electrical
power. ... e of Climate Change, Jan 2008 [http://www.berr.gov.uk/files/file43609.pdf
'Heat Call for Evidence', Paragraphs 11 and 12] (URL accessed
May, 2008)</ref>
16 KB (2385 words) - 04:04, 13 June 2008
Vacuum furnace ... ures and carry out processes such as [[brazing]],
[[sintering]] and [[heat treatment]] with high consistency
and low contamination. ... e is surrounded by a [[vacuum]].
The absence of air or other gas prevents heat transfer with
the product through [[convection]] and removes a source of
c ...
2 KB (326 words) - 02:23, 24 March 2008
Induction hardening ... form of [[heat treatment]] in which
a metal part is heated by [[induction heating]] and then [[quenched]].
The quenched metal undergoes a [[martensitic ... ... y immediate
quenching. The core of the component remains unaffected by
the treatment and its physical propes are those of the bar
from which it was machined, w ...
2 KB (379 words) - 21:47, 30 April 2008
Low-temperature thermal desorption ... ndensers and carbon
adsorption units trap organic compounds for subsequent treatment
or disposal. ... tems. However, different soils may require
varying degrees and types of pretreatment. For example, coarse-grained
soils (e.g. [[gravel]] and [[cobble]]s) may r ...
20 KB (3101 words) - 20:45, 26 February 2008
Tempering '''Tempering''' is a [[heat treatment]] technique
for metals and [[alloy]]s. In [[steel]]s, tempering is done
to ... ... ensite. The martensite becomes strong after being
tempered because when reheated, the microstructure can rearrange
and the carbon atoms can diffuse out o ...
5 KB (764 words) - 16:24, 16 June 2008
Induction heating ... mage:Plustherm induction heater.jpg||300px|thumb|A
semiconductor induction heater with a small inductor]] ...
size, material type, coupling (between the work coil and the
object to be heated) and the penetration depth.
9 KB (1341 words) - 06:28, 29 May 2008
Sewage treatment '''Sewage treatment''', or '''domestic wastewater
treatment''', is the process of removing [[contaminants]]
from wastewater, both [[ru ... ... often require specialized
treatment processes (see [[Industrial wastewater treatment]]).
38 KB (5635 words) - 04:08, 17 June 2008
Cryogenic hardening ... is precipitation of fine carbides
(eta carbides) in the matrix during this treatment which imparts
very high wear resistance to the steels. ... incomplete transformation
occurs in the initial quench, so that cryogenic treatments
merely enhance the effects of prior quenching.
3 KB (387 words) - 12:13, 30 December 2007
Cogeneration ... wer station]] to simultaneously generate
both [[electricity]] and useful [[heat]]. ... tern [[Europe]]—for
distribution through pipes to [[district heating|heat local
housing]].
13 KB (1818 words) - 08:51, 16 June 2008
Heat shock protein ... eins induced mostly by [[Heat Shock
Factor]] (HSF) is a key part of the '''heat shock response'''.
... ck protein.<ref name="MJS">{{cite journal
| author=Schlesinger, MJ | title=Heat shock proteins | journal=THE
JOURNAL OF BIOLOGICAL CHEMISTRY | volume=265 ...
13 KB (1895 words) - 00:59, 20 May 2008
Zytel ... 1245&locale=en_US#propcompare Zytel properties]</ref>.
Other additives or treatments may be used to increase toughness,
wear resistance, and temperature toler ... ... heated tools,
with good retention of mechanical properties when exposed
to heat, chemicals and moisture |
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