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		<title>Hidden Phase Changes Hold the Key to Welding&#8217;s Invisible Stresses</title>
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		<pubDate>Thu, 08 Oct 2026 20:23:54 +0000</pubDate>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[bainite]]></category>
		<category><![CDATA[fatigue]]></category>
		<category><![CDATA[Finite Element Modeling]]></category>
		<category><![CDATA[heat-affected zone]]></category>
		<category><![CDATA[martensite]]></category>
		<category><![CDATA[phase transformations]]></category>
		<category><![CDATA[residual stress]]></category>
		<category><![CDATA[S355 steel]]></category>
		<category><![CDATA[structural steel]]></category>
		<category><![CDATA[TIG welding]]></category>
		<category><![CDATA[transformation-induced plasticity]]></category>
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					<description><![CDATA[A coupled thermo-metallurgical-mechanical study of TIG-welded S355 steel shows that transformation-induced plasticity, driven mainly by phase-fraction changes, halves predicted residual stresses compared with conventional models.]]></description>
		
		
		
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