Fasteners, as the connection between the host and parts, are tested in various harsh service environments along with the host. They are used in high temperature, high pressure, low temperature, vibration, corrosion, heavy load, alternating stress, shear and torsion resistance Various occasions. The ... read more
High-strength threaded fasteners are generally divided into four levels, 8.8, 9.8, 10.9 and 12.9, and are generally quenched and tempered medium carbon steel or medium carbon alloy steel. In order to eliminate the annealing and quenching and tempering process in the production process, high-strength... read more
The main factors affecting the calculation of the flexibility coefficient of fasteners such as pressure riveting screws are: the geometric size of the fastener, the stiffness of the fastener material, the geometric size of the base and the strip, and the stiffness of the base and the strip material.... read more
Bolt: A type of fastener consisting of two parts, a head or a screw (cylinder with external thread), which needs to be matched with a nut to fasten and connect two parts with through holes. This type of connection is called bolt connection. If the nut is unscrewed from the bolt, the two parts can be... read more
1) When using a screwdriver to fasten or remove a live screw, the handle of the screwdriver should be kept dry and clean to prevent leakage during live operation. Do not use the threaded screwdriver, put an insulating tube on the metal rod of the screwdriver, and do not touch the metal rod of the pr... read more
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