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<title><![CDATA[EC21 Product Catalogs - concrete precast system]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/concrete-precast-system--202201/1/concrete precast system.html]]></link><item>
<title><![CDATA[Post Tensioning System]]></title><link><![CDATA[https://posttensioningaccess.en.ec21.com/Post-Tensioning-System--11847250_11847253.html]]></link><description><![CDATA[concrete structures.
The Concept of Prestressing Force
1. Prestressing force is the stress applied to the member before loading;
2. Prestressing force makes full use of the compressive strength and t]]></description><pubDate><![CDATA[20240507]]></pubDate></item>

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