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Surface treatment, importance and maintenance of threaded rod
Threaded rod is an important component in many industries and applications, which is used for fastening materials, suspension structures, supporting loads and other applications. Therefore, the proper maintenance and maintenance of the threaded rod is very important to ensure its life and functio...Read more -
Do you know the difference between cold heading nut and hot heading nut.
Cold heading is the use of plasticity in the metal, in the selection of cold mechanics for pressure or cold drawing, to achieve the purpose of metal solid deformation. The forging process by which the top of a bar or wire is thickened at room temperature. Cold heading is mainly used in the manufa...Read more -
In-depth understanding of hexagonal bolts
Hexagon bolt is a kind of fastener widely used in industrial and building environment. Like any mechanical part, hexagonal bolts have their advantages and disadvantages. Next, we will discuss the advantages and disadvantages, performance and some matters needing attention of hexagon bolts. Advant...Read more -
Small bolts are of great use at critical moments of “more than a thousand jin”
On October 17, the mechanical sub-field of Gansu Liujiaxia Hydropower Plant, the national network, carried out an emergency drill for power preservation combined with practical work. After the start of the drill, the maintenance personnel of the mechanical auxiliary test class quickly arrived at ...Read more -
The importance of thread rolling
Screw bolts are commonly used as small mechanical parts of fasteners, and the formation of their threads is of great importance to the use of screw bolts. What is thread rolling? Thread rolling is a forming process in which materials are reassembled to form the desired shape. The workpiece blank ...Read more -
The past and Future of self-tapping Screw
Tapping screws only began to be commercialized in 1914. The first design was mainly inspired by wood screws. At that time, it was mainly used for the bonding of iron sheet on the conduit of air-conditioning system, so it was also called tin screw. After more than 80 years of development, it can b...Read more -
What are the manifestations of hydrogen embrittlement of fasteners, why hydrogen embrittlement occurs in fasteners, and how to eliminate hydrogen embrittlement of fasteners
Hydrogen embrittlement mainly occurs on low-alloy high-strength steel, stainless steel and elastic parts, which naturally also include fastener products. What happens when fastener products undergo hydrogen embrittlement? Hydrogen embrittlement of fasteners usually occurs within a few hours of t...Read more -
Introduction of lock washers (double fold lock washers)
lock washer Various machines and components are inseparable from fasteners in connection assembly. Fasteners bring convenience to the machinery industry, but they also have an inevitable weakness, that is, they will loosen by themselves in severe vibration, causing damage, disintegration or even ...Read more -
The difference between grade 4.8 bolts and grade 8.8 bolts.
The standard values of 4.8 and 8.8 are based on the characteristics of the data, the better the performance. 1. Class 4.8 bolts are made of raw round steel. The specification and model is not accurate enough to resist bending deformation when connecting, but it is convenient to install an...Read more -
The “growth” history behind a screw
A small screw, although small, is indispensable in daily life. In electronic products, mechanical products, digital products, electrical equipment, electromechanical machinery and other products. Screws are used in ships, vehicles, water conservancy projects, and even chemical experiments. This a...Read more -
Why Fastener Enterprises Develop to Industrial Clusters
In the report of the “Twenty National Congress” held not long ago, it was pointed out that it is necessary to speed up the construction of a manufacturing power, a quality power, a space power, a transportation power, a network power, and a digital China. Emphasize the development of ...Read more -
Is this the hexagon bolt you know ？
Hexagon head bolt is a kind of commonly used mechanical screw. The utility model has the advantages of easy disassembly and non sliding. Hexagon wrenches are usually 90 degrees long at one end and short at the other. Using short screws to hold the long side can save a lot of force and tighten the...Read more