65Mn steel is made in China and belongs to the spring steel family. It is also among the toughest Chinese steel. It features Carbon and Manganese as its primary components. Most manufacturers refer to it as 65Mn spring steel. The MN in its name represents Manganese that improves the hardness, giving 65Mn high hardness and excellent wear resistance. The carbon and manganese mixture contributes to high toughness making this steel ideal for making large bladeā€¦

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