A screw refers to a screw (foreign name: Screw). It is a tool that utilizes the physical and mathematical principles of the circular rotation and frictional force of an object to gradually tighten ...
The repairing gecko extends into the tube sheet hole, and the end of the tube rolls to expand the inner wall of the tube, causing plastic deformation, increasing the diameter of the tube, and the t...
Fasteners are a type of mechanical parts that are used for fastening connections and are widely used. Fasteners are widely used in industries including energy, electronics, electrical appliances, m...
Standard fasteners are divided into ten categories, and the selection should be determined according to the use occasions and functions of standard fasteners.
Determine category
1. Bolt: The bolt i...