Mastering Strength and Resistance: All You Need to Know About 105WCr6 Steel

Regarding the specification of 105WCr6 steel, it is a high-carbon, high-chromium steel known for its exceptional strength and resistance. It is commonly used in the production of high load-bearing components such as bearings, gears, and shafts.

The mechanical properties of 105WCr6 steel are as follows:

– Tensile Strength: The steel has a high tensile strength, typically ranging between 900-1300 MPa. This property allows it to withstand heavy loads and resist deformation.

– Yield Strength: The yield strength of 105WCr6 steel is usually around 800-1100 MPa. It represents the stress point at which the material starts to deform permanently under applied load.

– Hardness: The steel is characterized by high hardness, typically ranging between 60-66 HRC (Rockwell hardness scale). This property ensures excellent wear resistance and contributes to the material’s durability.

– Ductility: 105WCr6 steel exhibits relatively low ductility due to its high carbon content. This means that it is more prone to brittle fracture under extreme conditions.

– Impact Resistance: Despite its high hardness, 105WCr6 steel has reasonable impact resistance. It can tolerate sudden impact loads without fracturing, making it suitable for applications subjected to dynamic loading.

Regarding the chemical composition of 105WCr6 steel, it typically consists of the following elements:

– Carbon (C): Carbon is the primary alloying element in 105WCr6 steel, contributing to its high strength and hardness. Its percentage usually ranges between 0.95-1.05%.

– Chromium (Cr): Chromium is a critical element that enhances the steel’s corrosion resistance, wear resistance, and hardness. The content of chromium in 105WCr6 steel is typically around 1.40-1.60%.

– Manganese (Mn): Manganese acts as a deoxidizer and improves the steel’s hardenability. Its percentage in 105WCr6 steel is usually limited to 0.15-0.45%.

– Silicon (Si): Silicon, in small amounts (0.10-0.40%), aids in deoxidation and enhances the steel’s strength and toughness.

– Phosphorus (P) and Sulfur (S): These elements are considered impurities in 105WCr6 steel and are typically kept to a minimum (0.03% maximum each) to maintain the material’s cleanliness and improve its machinability.

– Trace Elements: Other trace elements, such as vanadium (V) and molybdenum (Mo), may be added in small quantities to improve certain properties, such as heat resistance and hardenability.

It is important to note that the exact mechanical properties and chemical composition of 105WCr6 steel may slightly vary depending on the manufacturing process and specific product requirements.
105WCr6 Steel grade
1698221796