25CrMo4 Alloy Steel

Products Description Chemical Composition of 25CrMo4 C (Carbon): 0.22%-0.29% Cr (Chromium): 0.90%-1.20% Mn (Manganese): 0.60%-0.90% Mo (Molybdenum): 0.15%-0.30% P (Phosphorus): 0.000%-0.025% S (Sulphur): 0.000%-0.035% Si (Silicon): 0.10%-0.40% 1. Tensile strength σb(MPa) : ≥885(90) 2....

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Products Description

Chemical Composition of 25CrMo4

C (Carbon): 0.22%-0.29%

Cr (Chromium): 0.90%-1.20%

Mn (Manganese): 0.60%-0.90%

Mo (Molybdenum): 0.15%-0.30%

P (Phosphorus): 0.000%-0.025%

S (Sulphur): 0.000%-0.035%

Si (Silicon): 0.10%-0.40%

1. Tensile strength σb(MPa) : ≥885(90)
2. Yield strength σs(MPa) : ≥685(70)
3. Elongation δ5 (%) : ≥12
4. Section shrinkage ψ (%)：≥50
5. Impact energy Akv (J)：≥35
6. Impact toughness value αkv (J/cm2)：≥98(10)
7. Hardness: ≤212HB

In terms of chemical composition, 25CrMo4 alloy steel contains chromium (Cr) and molybdenum (Mo) as key alloying elements. The chromium imparts enhanced corrosion resistance, allowing the steel to withstand various environmental conditions. The molybdenum addition significantly improves the steel's strength at elevated temperatures and its hardenability. This combination of alloying elements gives 25CrMo4 alloy steel a competitive edge in applications where both strength and resistance to corrosion and heat are required.
The manufacturing process of 25CrMo4 alloy steel involves meticulous procedures to ensure consistent quality and desired properties. It often undergoes processes like hot rolling or forging to achieve the appropriate microstructure and mechanical characteristics. During manufacturing, strict quality control measures are implemented to meet the stringent industry standards and customer requirements.
When it comes to applications, 25CrMo4 alloy steel is commonly used in the production of machinery parts, such as gears, shafts, and bolts. Its strength and toughness make it capable of withstanding the mechanical stresses and loads encountered in these components. In the automotive industry, it is utilized in engine components and chassis parts, contributing to the overall performance and safety of the vehicles. Additionally, in the energy sector, it can be found in components of power generation equipment and oil drilling tools, where its durability and resistance to harsh operating conditions are highly beneficial.

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In conclusion, 25CrMo4 alloy steel is a crucial material in modern industry. Its unique properties and versatility make it an indispensable choice for a diverse range of applications. Continued research and development in the field of alloy steels are likely to further optimize the performance of 25CrMo4 alloy steel and expand its application areas, driving innovation and progress in various industries and contributing to the development of more efficient and reliable engineering solutions.