Knowledge

Atmospheric corrosion resistant steel (i.e., Corten Steel) refers to a kind of low-alloy steel with good atmospheric corrosion resistance made by addi

The general strength of class A and B ship plates can meet the requirements of their process and mechanical properties through ordinary rolling, so th

The steel grades that can be produced in China include A, B, D, E grades of general strength and AH32, DH32, EH32, AH36, DH36 and EH36 grades of high

After the glory of the sixties and seventies and the depression of the eighties, the shipbuilding industry has entered a period of gradual recovery an

Shipbuilding steel plate refers to the thin steel plate and thick steel plate produced with special structural steel for shipbuilding and used to manu

Based on controlled rolling technology and microalloyed metallurgy, many low-alloy high-strength steels have been developed. The main development dire

The alloying principle of low-alloy high-strength steel is mainly to improve the strength of steel by using solid capacity strengthening, fine-grained

The composition characteristics of low-alloy high-strength steel are low-carbon wc ≤0.20%, low-alloy, and the total amount of alloying elements is

Low-alloy high-strength steel is a kind of engineering structural steel developed by adding a small amount of Mn, Si and trace amounts of Nb, V, Ti, A

Medium and low alloy wear-resistant steels usually contain chemical elements such as silicon, manganese, chromium, molybdenum, vanadium, tungsten, nic

There are many types of wear-resistant steels, which can be roughly divided into high-manganese steels, medium and low-alloy wear-resistant steels, ch

Wear-resistant steel as a type of special steel began around the second half of the nineteenth century. In 1883, the British Hadfield (R0.A0.Hadfield)