25CrMo4 / 1.7218 - SteelNumber - Chemical composition

25CrMo4/1.7218 is a remarkable steel grade with specific chemical compositions that contribute to its outstanding properties.

This steel contains a carefully balanced combination of elements. Chromium and molybdenum are key alloying elements present in 25CrMo4/1.7218. Chromium enhances the steel's hardness, wear resistance, and corrosion resistance. Molybdenum further improves its strength and toughness, especially at elevated temperatures.

Carbon is also an important component, providing the necessary hardness and strength. However, the carbon content is carefully controlled to ensure optimal mechanical properties without sacrificing ductility and weldability.

In addition to these main elements, small amounts of other elements such as manganese, silicon, and sulfur may be present. Manganese helps in improving the hardenability and toughness of the steel. Silicon contributes to its strength and oxidation resistance. Sulfur, when present in controlled amounts, can improve machinability.

The chemical composition of 25CrMo4/1.7218 gives it several advantages. It has high strength and toughness, making it suitable for applications that require resistance to heavy loads and impacts. The steel also has good fatigue resistance, enabling it to withstand repeated stress cycles.

Furthermore, 25CrMo4/1.7218 has excellent heat treatment characteristics. It can be hardened and tempered to achieve the desired hardness and strength levels. The heat treatment process can be precisely controlled to optimize the steel's properties for specific applications.

This steel grade is widely used in various industries, including automotive, machinery, and construction. Its combination of mechanical properties, heat treatment capabilities, and chemical composition make it a reliable choice for demanding applications.

In conclusion, 25CrMo4/1.7218 is a steel grade with a well-defined chemical composition that imparts excellent strength, toughness, heat treatment characteristics, and other desirable properties. Its versatility and reliability make it an important material in many engineering and manufacturing applications.