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<title><![CDATA[EC21 Product Catalogs - wall drilling]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/wall-drilling--2842/1/wall drilling.html]]></link><item>
<title><![CDATA[Alloy Steel Seamless Pipe for Geological Oil Drill Pipe, AISI / SAE 4130 4140 30CrMo]]></title><link><![CDATA[https://lunbaosteeltubes.en.ec21.com/Alloy-Steel-Seamless-Pipe-for--11849819_11869135.html]]></link><description><![CDATA[Advantages: Produced for drilling, with uniform wall-thickness, wall thickness deviation +/-5%. High dimeional accuracy and nice straightness, straightness &lt;= 0.4/1000mm. Reliable performance (includ]]></description><pubDate><![CDATA[20241120]]></pubDate></item>
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<title><![CDATA[Overrolling Seamless Carbon Steel Pipe Oil Pipeline Construction Hot Rolled Seamless Steelpipe]]></title><link><![CDATA[https://sdhj888.en.ec21.com/Overrolling-Seamless-Carbon-Steel-Pipe--11922780_11926933.html]]></link><description><![CDATA[iv&gt;UsagePipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction &amp; Decoration, Special P]]></description><pubDate><![CDATA[20240419]]></pubDate></item>
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<title><![CDATA[ASTM A106B Hot Rolled Black Painted Seamless Steel Pipe]]></title><link><![CDATA[https://ain2024.en.ec21.com/ASTM-A106B-Hot-Rolled-Black--11907111_11907508.html]]></link><description><![CDATA[drilling, chemical industry, electric industry, shipbuilding, fertilizer equipment and pipeline, 
structure, petrochemical, pharmaceutical industry
SurfaceBlack painting, varnish paint, anti rust oil]]></description><pubDate><![CDATA[20240229]]></pubDate></item>
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<title><![CDATA[Thick Wall Seamless Steel Pipe]]></title><link><![CDATA[https://weihengsteel.en.ec21.com/Thick-Wall-Seamless-Steel-Pipe--10972930_10972945.html]]></link><description><![CDATA[Thick Wall Seamless Steel Pipe
Seamless steel pipe
is hollow section, a large number of used for conveying fluid pipe, such as oil, natural gas, coal gas, water and some solid materials, such as pipe]]></description><pubDate><![CDATA[20240109]]></pubDate></item>
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<title><![CDATA[High Quality Structural Steel Galvanized Square Steel Tube]]></title><link><![CDATA[https://jetvision.en.ec21.com/High-Quality-Structural-Steel-Galvanized--11110046_11110095.html]]></link><description><![CDATA[drilled or welded areas should also be treated. All dimensions are before the galvanizing process. 
Product Specification:
Commodity Galvanized square pipe/round pipes/rectangle steel pipe and tubes ]]></description><pubDate><![CDATA[20200420]]></pubDate></item>
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<title><![CDATA[Carbon Steel Seamless Pipe]]></title><link><![CDATA[https://shanxisxmidas.en.ec21.com/Carbon-Steel-Seamless-Pipe--10780767_10780898.html]]></link><description><![CDATA[drill pipe, car drive shaft, bicycle frame and construction scaffolding etc.
Outside diameter：Φ18-820mm 
Wall thickness：2.5-45mm 
Standard：API5L, API5CT, ASTM-A106,ASTM-A53, ASTM A179, SY5037-]]></description><pubDate><![CDATA[20201216]]></pubDate></item>
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<title><![CDATA[Alloy Steel Pipe 34CrMo4 Seamless Steel Pipe]]></title><link><![CDATA[https://reynzhang364.en.ec21.com/Alloy-Steel-Pipe-34CrMo4-Seamless--11812684_11874481.html]]></link><description><![CDATA[Drill Pipe, Hydraulic Pipe, Gas Pipe, OIL PIPE, Chemical Fertilizer Pipe, Structure Pipe, Other
Alloy Or Not 
Is-Alloy
Section Shape 
Round
Outer Diameter 
1--8&apos;&apos;mm
Special Pipe 
API Pipe, EMT Pipe, ]]></description><pubDate><![CDATA[20231211]]></pubDate></item>
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<title><![CDATA[Hot Rolled Semless Steel Tube GOST 8732-78]]></title><link><![CDATA[https://tefu888.en.ec21.com/Hot-Rolled-Semless-Steel-Tube--11750485_11750487.html]]></link><description><![CDATA[walled seamless steel pipes. Seamless steel pipes are mainly used as petroleum geological drilling pipes, cracking pipes for petrochemical industry, boiler pipes, bearing pipes, and high-precision st]]></description><pubDate><![CDATA[20230317]]></pubDate></item>
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<title><![CDATA[ASTM A106 API 5L Seamless Steel Pipe Astm A53 Steel Pipe 13.7 - 610Mm]]></title><link><![CDATA[https://pipesteels.en.ec21.com/ASTM-A106-API-5L-Seamless--11871374_11871375.html]]></link><description><![CDATA[drilling tubes, petrochemical cracking tubes, boiler tubes, bearing tubes and high-precision structural steel tubes for automobiles, tractors and aviation. Specification: Place of Origin:
Shandong, C]]></description><pubDate><![CDATA[20231129]]></pubDate></item>
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<title><![CDATA[XC48 Seamless Steel Tube]]></title><link><![CDATA[https://tubetrade.en.ec21.com/XC48-Seamless-Steel-Tube--2454246_3336749.html]]></link><description><![CDATA[wall boxes, wooden boxes, wooden slats as requires; 
8) Applications: Automobile Industry, Drill or oil industry, Mechanical and Structral Purpose, Hydraulic and Petrochemical Purpose, etc. 
9) Origi]]></description><pubDate><![CDATA[20180314]]></pubDate></item>
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<title><![CDATA[API 5CT L80 N80 K55 J55 Coupling P110 Casing Tubing Pup Joint]]></title><link><![CDATA[https://lindasun00.en.ec21.com/API-5CT-L80-N80-K55--2845141_5005015.html]]></link><description><![CDATA[walls of a drilled well. 
Casing Size: 4-1/2&quot; ~ 20&quot;
Connections: Short Thread Coupled (STC) Long Thread Coupled (LTC) Buttress Thread Coupled (BTC) etc.
Lengths: Range 1, Range 2 &amp; Range 3
API 5CT Tu]]></description><pubDate><![CDATA[20231106]]></pubDate></item>

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