The fixing of expansion screws is to use the slope of the trapezoid to make the expansion have a lot of friction, knowing that the desired fixing effect is achieved, generally the expansion screws we use are divided into two types: iron and plastic, and the method of use is based on According to the... read more
Hexagon socket bolts, hexagon socket head screws, and hexagon socket screws. Although the names of these words are different, they all have the same meaning, and they all mean a kind of screw. Hexagon socket screws are classified according to the hardness, tensile strength, yield strength, etc. of t... read more
Anchor bolts, this kind of bolts are used to fix the machine on the ground. Because of its strong stability, we often see it used in bridges, mines, railways, highways, power companies, cement plants, automobiles, motorcycles, tower cranes, boiler steel structures, large-span steel structures, and l... read more
Fasteners are a kind of general parts used for mechanical connection and fixation. The fastener heat treatment process is divided into two processes, heating and cooling, and the ideal heat treatment quality can be obtained by reasonably controlling the two processes respectively. (1) Bolts, studs, ... read more
Fasteners such as U-shaped bolts and American-made bolts are the most widely used parts. Some fasteners can be found in various machinery, equipment, vehicles, ships, instruments, meters and supplies. Fasteners are characterized by a wide range of specifications, different functions, and standardiza... read more