Alloy structural steel 25CrMnSi

25CrMnSi Alloy Structural Steel

25CrMnSi alloy structural steel is a low-alloy high-strength steel grade developed by the Chinese metallurgical industry for the development of new materials. With a carbon content of 0.25-0.30%, a chromium content of 0.95-1.13%, a manganese content of 0.90-1.10%, and a silicon content of 0.50-0.65%, this type of steel has excellent toughness, high strength, and strong weldability.

The chemical composition of 25CrMnSi alloy structural steel is as follows: Carbon 0.25-0.30%, Chromium 0.95-1.13%, Manganese 0.90-1.10%, Silicon 0.50-0.65%.

Due to its high strength, good weldability and excellent toughness, 25CrMnSi is a popular selection for both submersible and elevated devices. It is regularly used for resistors, heaters, pumps, valves, devices for pressure vessels, construction materials and components for long strokes.

The mechanical properties of 25CrMnSi alloy structural steel are as follows: Tensile Strength (MPa): 930 min, Yield Strength (MPa): 640 min, Elongation (%): 22 min, Hardness: HB: 215-226.

In terms of applications, 25CrMnSi alloy structural steel is used in weight-bearing components, such as bridges and the like, due to its high strength and good weldability. It is additionally used in the manufacture of vehicle components such as drive shafts and other essential parts, in construction equipment such as cranes and bulldozers, and in ships and vessels subjected to harsh marine environments.

25CrMnSi alloy structural steel has a high energy absorption capacity and an outstanding stress-strain behavior. In addition, it has strong antifatigue and anticorrosive properties and is more resistant to fatigue cracking compared with other scaffolding materials. Other advantages include its excellent weldability, dimensional stability, high wear resistance, and corrosion resistance.

Due to its excellent properties and versatile applications, 25CrMnSi alloy structural steel is widely used in the construction, shipbuilding, automotive, aircraft, heavy machinery, and power station industries.

In conclusion, 25CrMnSi alloy structural steel can be considered as a versatile choice for a vast array of construction projects due to its excellent properties. Its low cost, good weldability, excellent toughness, and high strength make it an optimal choice for many engineering designs.

25CrMnSi alloy structural steel is a kind of low carbon steel, which is generally considered to be the oldest kind of steel. It is often used in many fields, such as aviation and automative industry, mechanical engineering, mining and metallurgy.

25CrMnSi steel has good mechanical properties and high thermal strength. It is characterized by high strength, good formability and weld ability. At the same time, it is used as a substitute material for many high-strength alloy steels. The work hardening coefficient and wear resistance of 25CrMnSi steel are better than those of ordinary carbon structural steels.

25CrMnSi steel has a wide range of applications. It is used for automobile manufacturing, industrial machinery, frame and beam, die forging, spring steel parts, tools, bearings and other products. In addition, 25CrMnSi steel is also used in aviation industry and aerospace industry, such as turbine blades and engine support parts. With the development of new materials, 25CrMnSi steel has a strong competitive advantage in alloy structure steel industry.

25CrMnSi steel is a kind of low carbon alloy steel with excellent performance. Its excellent mechanical properties and high wear resistance make it suitable for a variety of applications. It has a wide range of applications in many fields, such as automobile manufacturing, industrial machinery, frame and beam, die forging and other products. At the same time, 25CrMnSi steel also has significant advantages over other alloy structure steel materials, and is widely used in aviation industry and aerospace industry.