Knowledge

There are two definitions of tungsten alloy: wide tungsten alloy and narrow tungsten alloy: Metal materials containing tungsten are collectively calle

1. Concept of roughness After the parts are processed, the tool, built-up edge and scale burrs will cause large or small peaks and valleys on the surf

1. Definition Open forging is a processing method that uses impact force or pressure to make metal deform freely between the upper and lower anvil sur

Everyone knows about stainless steel, but non-professionals generally don't know that stainless steel is divided into different types and even hundred

The term "four fires" refers to the four heat treatment processes of annealing, normalising, quenching and tempering, which are essential fo

In the fields of mechanical manufacturing and materials science, the production and processing methods of steel have a crucial impact on its performan

Phosphating and blackening (oxidation treatment) are two common metal surface treatment processes, mainly used to improve the corrosion resistance and

Threads refer to the continuous helical ridges with a specific cross-sectional shape created on the surface of a cylindrical or conical body. Threads

Coated sand casting process is widely used in automotive engines, diesel engines, hydraulic parts and other industries, especially for complex thin-wa

Lost foam casting technology, as a near-static forming method for castings, has developed rapidly in recent years. In foreign countries, due to the su

Stainless steel casting is an important manufacturing process that is widely used in several industries. It has a wide range of applications in the oi

"Bucket teeth" refers to an important component on construction machinery such as excavators or loaders, which is mainly used for digging, s