It is made of high-quality low-carbon steel, and its hardness is enhanced through carburizing treatment. The nail...
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The production process of iron nails begins with the selection and preparation of raw materials. Steel wire or iron bars are typically used to create the nail's shaft, while the head is formed separately from a piece of steel or iron rod. The shaft is then cut to the desired length, and the head is shaped and attached to one end of the shaft.