What does the pair of high-strength bolt connections mean

High strength bolts are a type of high-strength bolt connection pair, and they are all standard components. A very important feature of high-strength bolts is that they are limited in single use and are generally used for permanent connections, and repeated use is strictly prohibited. According to the stress state, it can be divided into friction type and pressure type. According to the construction process, it can be divided into torsion shear high-strength bolts and large hexagonal high-strength bolts.

A screw is a tool that utilizes the physical and mathematical principles of the oblique circular rotation and friction of an object to gradually tighten the mechanical components of the object. Screws are a common term for fasteners, commonly used in everyday language. Screws are essential industrial necessities in daily life, such as tiny screws used in cameras, glasses, clocks, electronics, etc; General screws for television, electrical products, musical instruments, furniture, etc; As for engineering, construction, and bridges, large screws and nuts are used; Transportation equipment, airplanes, trams, cars, etc. are used with both large and small screws. Screws bear important tasks in industry, and as long as there is industry on Earth, the function of screws will always be important. The screw has been a common invention in people's production and life for thousands of years, and according to its application field, it is the first great invention of humanity.