Exploring the Strength and Durability of 34Cr4 Steel Grade

[ad_1] Mechanical Properties:

1. Tensile Strength: The 34Cr4 steel grade has a tensile strength of 1000-1200 MPa, making it a strong and durable material for various applications.
2. Yield Strength: The yield strength of 34Cr4 steel is approximately 800-1000 MPa, indicating its ability to withstand high levels of stress without permanent deformation.
3. Elongation: The elongation of 34Cr4 steel is around 10-14%, demonstrating its ability to undergo deformation before breaking.
4. Hardness: The hardness of 34Cr4 steel ranges from 280 to 320 HB, making it suitable for applications requiring resistance to wear and abrasion.

Technical Properties:

1. Density: The density of 34Cr4 steel is approximately 7.85 g/cm3, which is typical for most carbon and alloy steels.
2. Melting Point: The melting point of 34Cr4 steel is around 1420-1460°C, indicating its ability to withstand high temperatures.
3. Thermal Expansion: The coefficient of thermal expansion for 34Cr4 steel is around 11.2 x 10^-6/°C, which should be considered in applications where dimensional stability is crucial.

Chemical Composition:

The chemical composition of 34Cr4 steel typically includes:
– Carbon (C): 0.30-0.37%
– Silicon (Si): 0.40% max
– Manganese (Mn): 0.60-0.90%
– Phosphorus (P): 0.025% max
– Sulfur (S): 0.035% max
– Chromium (Cr): 0.90-1.20%

This composition provides the steel with its unique combination of strength, hardness, and toughness, making it suitable for various industrial applications.