Nano Steel Mining Gets And Buckets

The AR400 steel he mentions is a common alloy steel used in earth moving and mining equipment. The AR in AR400 Steel stands for Abrasion Resistant . The Carbon content of AR400 steel is only 0.30% but the addition of 0.8-0.9% chromium gives it a lot more hardness and abrasion properties than low carbon steel has. It is often welded with the ...

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