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Hardness of tool metals: Brinell, Rockwell, Vickers and Leeb

The hardness of metal materials is one of the important performance indicators of metal materials. Generally, the higher the hardness, the better the wear resistance. Commonly used hardness indicators are Brinell hardness, Rockwell hardness and Vickers hardness. The hardness of metal materials Hardness refers to the ability of a material to resist local deformation, especially plastic deformation, indentation or scratch. It is...

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What to do if the blade of the pliers is blunt?

When working with pliers, sharpness is crucial. A blunt blade can turn a simple task into an arduous ordeal, possibly leading to frustration or even injury. But fear not! If...

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How are the specifications of nuts expressed?

When it comes to fasteners, nuts play an integral role. These small yet essential components are used in conjunction with bolts to secure objects together. However, for those new to...

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