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With the development of economy, factories are becoming more and more industrialized. Many factories already operate using CNC machining. Numerical...

In our daily life, we often encounter screw stripping due to long-term use, rust or over-tightening. Stripped screws not only bring trouble to main...

Various steel products in contact with the air for a long time, will naturally form a layer of oxide film on the surface, but this layer of film is...

Chrome plating is a process of electroplating a thin layer of chrome on metal. Chrome plating serves two main purposes, for decoration or as a prot...

1. Thread Tolerance Description: Thread tolerance controls the fit between the screw and its mating part. Threads have designated tolerances to ens...

Casting: is to turn a shapeless liquid metal into a shaped solid. Forging: is the transformation of one shaped solid into another shaped solid. Cas...

Properties of metallic materials The properties of metal materials are generally divided into two categories: process properties and use properties...

1. Castability Refers to the performance of metal materials that can be obtained by casting. The castability mainly includes fluidity, shrinkage an...

1. Zinc Zinc, shimmering with a bluish gray color, is the third most widely used non-ferrous metal after aluminum and copper. Zinc has a very low m...

From the raw materials: High strength bolts are made of high strength materials. The screw, nut and washer of the high-strength bolt are made of hi...

Self-tapping screw: Literally speaking, it is the screw that can drill into the object without the drill hole, widely used in wood, iron, steel, al...

Wire screw sleeve (also known as thread sheath, wire sheath, thread sleeve, tooth sleeve, thread bushing, stainless steel screw sleeve, etc.) is a ...