The reasons for the fracture of high-strength bolts involve many aspects, including materials, manufacturing processes, and use environments. First of all, the material of high-strength bolts is generally alloy steel or stainless steel. These materials have high strength and hardness, and can withstand complex working environments such as high temperature and high pressure. However, these materials also have a certain degree of brittleness, and once subjected to excessive force or load, they are prone to fracture. Secondly, the manufacturing process of high-strength bolts will also affect their fracture. These bolts are usually processed by heat treatment to enhance their strength and hardness. Problems during manufacturing or handling, such as uneven material or improper temperature, can result in uneven bolt strength or defects that can affect durability. Third, high-strength bolts are also easily affected in the environment in which they are used. For example, they are exposed to high temperature, high pressure, humidity and other factors for a long time, which can easily lead to oxidation and corrosion of the bolts, thereby affecting their performance. In addition, if there is too much vibration and shock during use, it may also cause fatigue damage to the bolts. Finally, the design of high-strength bolts is also an important factor. If the design is unreasonable, such as too compact, too heavy load, etc., it will cause the bolt to bear too much force, which is easy to break. In addition, during the installation and disassembly of maijin, if the strength is not appropriate, it is easy to cause damage or breakage of the bolts. Therefore, in order to avoid breakage of high-strength bolts, reasonable control and management are required in the process of material selection, manufacturing process, design, installation and use. For example, you can choose high-quality materials, strictly control the processing and manufacturing process, and carry out effective design and force distribution. In addition, regular inspection and maintenance of bolts is required to detect and deal with potential problems in time to avoid safety hazards such as breakage.