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<title><![CDATA[EC21 Product Catalogs - iso11960]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/iso11960--1814/1/iso11960.html]]></link><item>
<title><![CDATA[Mechanical Seal Rings]]></title><link><![CDATA[https://jianke123.en.ec21.com/Mechanical-Seal-Rings--11489841_11842895.html]]></link><description><![CDATA[ISO11960-2011 Petroleum and natural gas industries—Steel pipes for casing or tubing, GB/T9711-2017; GB/T8163-2018 for seamless steel tubes; GB/T3091-2015 for welded steel pipes.
Working pressure: ]]></description><pubDate><![CDATA[20230909]]></pubDate></item>

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