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Fasteners materials and dimensions

2025-12-11

The materials used for fasteners include carbon steel, alloy steel, stainless steel and other steel materials, as well as copper and aluminum and other non-steel materials. The varieties of ordinary carbon steel, alloy steel and stainless steel fasteners alone are extremely numerous. The types and uses of fasteners

The dimensions of fasteners are generally in metric threads, and they are classified into coarse threads and fine threads according to the diameter and pitch. Due to the various sizes, precision, strength and manufacturing materials of fasteners, the combination of these elements results in tens of thousands or even millions of types of fasteners.