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<title><![CDATA[EC21 Product Catalogs - wall map]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/wall_map--2644/1/wall map.html]]></link><item>
<title><![CDATA[4 1/2 Inch Oil and Gas Well Drill Pipe]]></title><link><![CDATA[https://tontandrill.en.ec21.com/4_1_2_Inch_Oil--11886458_11886463.html]]></link><description><![CDATA[Wall Thickness
0.337 Inch (8.56 mm)
Thread
NC50
Steel Grade
S135
Tool Joint OD
6 5/8 Inch(168.3mm)
Tool Joint
4137H
Thread treatment
Phosphorization,copper plating
Apply to
water well drilling, oil w]]></description><pubDate><![CDATA[20240110]]></pubDate></item>

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