Classification and use of fasteners
Fasteners are a type of device used to connect, fix and seal parts, mainly including bolts, nuts, washers, pins and so on.According to the use and shape characteristics, fasteners can be divided into the following categories: bolts and nuts: bolts are cylindrical parts with external threads, and nuts are parts with internal thread holes used with bolts. They are mainly used to connect components that need to be disassembled for maintenance, and are commonly found in various mechanical equipment, automobiles, ships, etc.Stud and sleeve: A stud is a cylindrical part with internal threads, and a sleeve is a sleeve part with external threads. Studs and sleeves are commonly used to strengthen or repair the strength of threaded connections and are…
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