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	<id>https://www.vigyanwiki.in/index.php?action=history&amp;feed=atom&amp;title=Template%3AIron_and_steel_production</id>
	<title>Template:Iron and steel production - Revision history</title>
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	<updated>2026-04-07T11:02:36Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://www.vigyanwiki.in/index.php?title=Template:Iron_and_steel_production&amp;diff=211959&amp;oldid=prev</id>
		<title>Indicwiki: 1 revision imported from :alpha:Template:Iron_and_steel_production</title>
		<link rel="alternate" type="text/html" href="https://www.vigyanwiki.in/index.php?title=Template:Iron_and_steel_production&amp;diff=211959&amp;oldid=prev"/>
		<updated>2023-07-10T13:49:14Z</updated>

		<summary type="html">&lt;p&gt;1 revision imported from &lt;a href=&quot;https://alpha.indicwiki.in/index.php?title=Template:Iron_and_steel_production&quot; class=&quot;extiw&quot; title=&quot;alpha:Template:Iron and steel production&quot;&gt;alpha:Template:Iron_and_steel_production&lt;/a&gt;&lt;/p&gt;
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				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 19:19, 10 July 2023&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en-GB&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Indicwiki</name></author>
	</entry>
	<entry>
		<id>https://www.vigyanwiki.in/index.php?title=Template:Iron_and_steel_production&amp;diff=211958&amp;oldid=prev</id>
		<title>alpha&gt;Indicwiki: Created page with &quot;{{Navbox | name       = Iron and steel production | title      = Iron and steel production | image      = 120px | above      = *...&quot;</title>
		<link rel="alternate" type="text/html" href="https://www.vigyanwiki.in/index.php?title=Template:Iron_and_steel_production&amp;diff=211958&amp;oldid=prev"/>
		<updated>2022-07-18T07:21:41Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;{{Navbox | name       = Iron and steel production | title      = &lt;a href=&quot;/index.php?title=Iron&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;Iron (page does not exist)&quot;&gt;Iron&lt;/a&gt; and &lt;a href=&quot;/index.php?title=Steel&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;Steel (page does not exist)&quot;&gt;steel&lt;/a&gt; production | image      = &lt;a href=&quot;/wiki/File:Fotothek_df_n-08_0000320.jpg&quot; title=&quot;File:Fotothek df n-08 0000320.jpg&quot;&gt;120px&lt;/a&gt; | above      = *...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{Navbox&lt;br /&gt;
| name       = Iron and steel production&lt;br /&gt;
| title      = [[Iron]] and [[steel]] production&lt;br /&gt;
| image      = [[File:Fotothek df n-08 0000320.jpg|120px]]&lt;br /&gt;
| above      =&lt;br /&gt;
* [[Ferrous metallurgy|History of ferrous metallurgy]]&lt;br /&gt;
* [[List of steel producers]]&lt;br /&gt;
| state      = autocollapse&lt;br /&gt;
| bodyclass  = hlist&lt;br /&gt;
&lt;br /&gt;
| group1     = Iron production&amp;lt;br&amp;gt;([[Ironworks]])&lt;br /&gt;
| list1      = {{Navbox|subgroup&lt;br /&gt;
 | group1    = [[Smelting]]&lt;br /&gt;
 | list1     = &lt;br /&gt;
*[[Bloomery]] (produces [[Direct reduced iron|sponge iron]])&lt;br /&gt;
*[[Blast furnace]] (produces [[pig iron]])&lt;br /&gt;
**  [[Cold blast]]&lt;br /&gt;
**  [[Hot blast]]&lt;br /&gt;
**  [[Anthracite iron]]&lt;br /&gt;
*[[Direct reduced iron]]&lt;br /&gt;
 | group2    = Secondary&lt;br /&gt;
 | list2     = &lt;br /&gt;
*[[Wrought iron]] (via [[Finery forge]] or  [[Reverberatory furnace|Reverberatory]] [[Puddling (metallurgy)|Puddling]] [[Industrial furnace|Furnace]])&lt;br /&gt;
*[[Cast iron]] (via [[Cupola furnace]] or [[Induction furnace]])&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
| group2     = [[Steelmaking]]&amp;lt;br&amp;gt;([[Steel mill]])&lt;br /&gt;
| list2      = {{Navbox|subgroup&lt;br /&gt;
 |group1 = Primary (Pre-1850)&lt;br /&gt;
 |list1 = &lt;br /&gt;
*[[Pattern welding]]&lt;br /&gt;
*[[Crucible steel]] ([[Damascus steel]])&lt;br /&gt;
*[[Tatara (furnace)|Tatara furnace]]&lt;br /&gt;
*[[Cementation process]]&lt;br /&gt;
 |group2 = Primary (Post-1850)&lt;br /&gt;
 |list2 =&lt;br /&gt;
*[[Bessemer process]]&lt;br /&gt;
*[[Open hearth furnace]]&lt;br /&gt;
*[[Electric arc furnace]]&lt;br /&gt;
*[[Basic oxygen steelmaking|Basic oxygen process]]&lt;br /&gt;
&lt;br /&gt;
 |group3 = Secondary&lt;br /&gt;
 |list3 =&lt;br /&gt;
*[[Electro-slag remelting]]&lt;br /&gt;
*[[Vacuum arc remelting]]&lt;br /&gt;
*[[Argon oxygen decarburization]]&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
|group3 = [[Heat treating|Heat treatment]] methods&lt;br /&gt;
|list3 = &lt;br /&gt;
{{Navbox|subgroup&lt;br /&gt;
 |group1 = [[Annealing (metallurgy)|Annealing]]&lt;br /&gt;
 |list1 = &lt;br /&gt;
* [[Low hydrogen annealing|Low hydrogen]]&lt;br /&gt;
* [[Annealing by short circuit|Short circuit]]&lt;br /&gt;
 |group2 = [[Hardening (metallurgy)|Hardening]] / &amp;lt;br&amp;gt;[[Case-hardening]]&lt;br /&gt;
 |list2 =&lt;br /&gt;
* [[Ausforming]]&lt;br /&gt;
* [[Boriding]]&lt;br /&gt;
* [[Carbonitriding]]&lt;br /&gt;
* [[Carburizing]]&lt;br /&gt;
* [[Cryogenic hardening|Cryogenic]]&lt;br /&gt;
* [[Ferritic nitrocarburizing]]&lt;br /&gt;
* [[Induction hardening|Induction]]&lt;br /&gt;
* [[Nitriding]]&lt;br /&gt;
* [[Precipitation hardening|Precipitation]]&lt;br /&gt;
* [[Quench polish quench]]&lt;br /&gt;
 |group3 = [[Tempering (metallurgy)|Tempering]] &lt;br /&gt;
 |list3 = &lt;br /&gt;
* [[Austempering]]&lt;br /&gt;
* [[Martempering]]&lt;br /&gt;
 |group4=&lt;br /&gt;
 |list4 =&lt;br /&gt;
* [[Cryogenic treatment]] ([[Cryogenic deburring|Deburring]]&lt;br /&gt;
* [[Cryogenic deflashing|Deflashing]]&lt;br /&gt;
* [[Cryogenic hardening|Hardening]])&lt;br /&gt;
* [[Differential heat treatment]]&lt;br /&gt;
* [[Decarburization]]&lt;br /&gt;
* [[Forming gas]]&lt;br /&gt;
* [[Post weld heat treatment]]&lt;br /&gt;
* [[Quenching]]&lt;br /&gt;
* [[Superplastic forming]]&lt;br /&gt;
}}&lt;br /&gt;
| group4 = [[List of countries by steel production|Production by country]]&lt;br /&gt;
| list4 = &lt;br /&gt;
* [[Steel industry in Bangladesh|Bangladesh]]&lt;br /&gt;
* [[Steel industry in China|China]]&lt;br /&gt;
* [[Iron and steel industry in India|India]]&lt;br /&gt;
* [[Steel industry in Italy|Italy]]&lt;br /&gt;
* [[Steel industry in Luxembourg|Luxembourg]]&lt;br /&gt;
* [[Iron and steel industry in the United States|United States]]&lt;br /&gt;
}}&lt;br /&gt;
&amp;lt;noinclude&amp;gt;&lt;br /&gt;
{{collapsible option}}&lt;br /&gt;
[[Category:World industry templates]]&lt;br /&gt;
&amp;lt;/noinclude&amp;gt;&lt;/div&gt;</summary>
		<author><name>alpha&gt;Indicwiki</name></author>
	</entry>
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