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	<title>steel-concrete &#8211; BIOENGINEER.ORG</title>
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		<title>Circular openings prove strongest in composite steel-concrete beams, 330-model study finds</title>
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		<pubDate>Thu, 15 Oct 2026 20:29:44 +0000</pubDate>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[analysis]]></category>
		<category><![CDATA[beam]]></category>
		<category><![CDATA[composite]]></category>
		<category><![CDATA[composite steel-concrete beam]]></category>
		<category><![CDATA[design of experiments]]></category>
		<category><![CDATA[finite element analysis]]></category>
		<category><![CDATA[Non-linear]]></category>
		<category><![CDATA[optimization]]></category>
		<category><![CDATA[response surface methodology]]></category>
		<category><![CDATA[steel-concrete]]></category>
		<category><![CDATA[structural engineering]]></category>
		<category><![CDATA[web openings]]></category>
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					<description><![CDATA[A 330-model finite element study of composite steel-concrete beams reveals that circular web openings outperform all other shapes, while opening area and spacing-to-diameter ratio dominate ultimate load capacity.]]></description>
		
		
		
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