With the rapid development of the industry, the application of combined screws has also become very widespread. Then, when customizing the combined screws, occasionally order the quality combined scre...
The properties of metal materials are generally divided into two categories: process performance and performance.
The so-called process performance refers to the performance of metal materials under t...
We all know that wallboard nails (drywall nails) need to be phosphated, unlike other self-tapping screws. In order to standardize the operation of the screw phosphating process, to avoid the unqualifi...
Inch uniform thread is widely used in inch countries. This type of thread is divided into three series: coarse tooth series UNC, fine tooth series UNF, extra fine tooth series UNFF, plus a fixed pitch...
How to solve the problem of special screw flat tail? The general analysis has the following reasons.
1. The angle of the back angle of the screw velvet is too small, and the material is too much. In t...
Hardness indicates the ability of a material to resist the intrusion of a hard object into its surface. It is one of the important performance indicators of metallic materials. Generally, the higher t...
We sometimes use combination screws in our lives, but do you know anything about combination screws? Maybe people nowadays rarely understand the combination screw. If you don’t understand, you can rea...
GB—The national standard is one of many standards in China. There are also industry standards, professional standards and departmental standards. National standards are divided into: GB (mandatory sta...
The deflection angle of the thread fit and the softness of stainless steel can easily cause the lock of the stainless steel screw
1. The fit of stainless steel screw and stainless steel nut belongs to...
A hardware screw is a universal component used for mechanical connection and fixation. It has the characteristics of rich varieties, complex shapes and sizes, and a wide range of materials to choose f...
In recent years, the development trend of China's titanium industry has been very violent, and it has become a major country in titanium production and development. The output value of Chinese titaniu...
Self-tapping screws are used in many industries like we usually come into contact with. Then the scope of use of stainless steel self-tapping screws is also very wide, very popular with everyone. So w...