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<title><![CDATA[EC21 Product Catalogs - 20mn2]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/20mn2--0719/1/20mn2.html]]></link><item>
<title><![CDATA[D4 Carrier Roller Part Number 6K9880/3K7962/6K9879]]></title><link><![CDATA[https://xmgtsunny.en.ec21.com/D4_Carrier_Roller_Part_Number--12030481_12030491.html]]></link><description><![CDATA[The material of the carrier roller body is
forged by 40Mn2. and the surface heat treatment HRC 48-55 depth up to 5-8mm.
Precision CNC machine machining size is more accurate
The center shaft of the c]]></description><pubDate><![CDATA[20250320]]></pubDate></item>
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<title><![CDATA[Concrete Pump Parts Seamless Pipe]]></title><link><![CDATA[https://sdblpumpparts.en.ec21.com/Concrete_Pump_Parts_Seamless_Pipe--11092095_11092098.html]]></link><description><![CDATA[20# pipe and st52 seamless pipe are 16Mn and 37Mn5. Harden pipe is 45Mn2, 55Mn, NM55 material. Double wall pipe is high chromium Alloy+Q235 material. 
(6)Technoly: this kind of 20#seamless pipe techn]]></description><pubDate><![CDATA[20240919]]></pubDate></item>
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<title><![CDATA[Track Chain Assembly for Drilling Rig Undercarriage Parts Track Link Bauer BG28 Liebherr Casagrande]]></title><link><![CDATA[https://kathyorient.en.ec21.com/Track_Chain_Assembly_for_Drilling--11911922_11911923.html]]></link><description><![CDATA[Products DescriptionProduct NameTrack Chain Link / Track Chain Assy / Complete Links / Track Link AssemblyMaterial40Mn2 / 35MnB / 35MnBHColorsBlack / Customer RequirementWarranty time1 years / 2500 w]]></description><pubDate><![CDATA[20240314]]></pubDate></item>
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<title><![CDATA[Undercarriage Parts Track Roller Bottom Roller Lower Roller Liebherr LB24, LB28, LB36]]></title><link><![CDATA[https://ytcindylwc.en.ec21.com/Undercarriage_Parts_Track_Roller_Bottom--11840092_11840108.html]]></link><description><![CDATA[Mn2
Structure: Roller body, shaft, bushing, cap, O-ring, floating oil seal, etc.
2. Production process 
Cutting → Forging → Rough machining → Heat treatment (quenching and tempering) → Finish]]></description><pubDate><![CDATA[20230831]]></pubDate></item>
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<title><![CDATA[Excavator Drive Sprocket]]></title><link><![CDATA[https://shengan12.en.ec21.com/Excavator_Drive_Sprocket--11624728_11853136.html]]></link><description><![CDATA[MN2, and make its hardness reach HRC55-58
Excavator drive sprocket 990219BRAND
CATALOGUE
PC60-6/7
PC70/75
PC71
PC78
PC100-3
PC100-5
PC120
PC120-6
PC120-8
PC150
PC200-1
PC200-3
PC200-5/6
PC300-5
PC300]]></description><pubDate><![CDATA[20231011]]></pubDate></item>

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