From Construction to Medical Equipment: Utilizing 9SMn28 Steel in Various Sectors

From Construction to Medical Equipment: Utilizing 9SMn28 Steel in Various Sectors

1. 仕様:
– Name: 9SMn28 Steel
– Material Type: Low alloyed free-cutting steel
– Standard: DIN EN 10277-3:2008
– Designation: 1.0715

2. 機械的特性:
– Tensile strength: 480-700 MPa
– Yield strength: 400 MPa
– Elongation: 9%
– Hardness: 190-230 HB

3. 技術的特性:
– 密度: 7.85 g/cm3
– 融点: 1420～1460°C
– Thermal Conductivity: 52 W/(m·K)
– Electrical Conductivity: 15% IACS (International Annealed Copper Standard)
– Modulus of Elasticity: 190-210 GPa

4. 化学組成:
– Carbon (C): 0.14-0.19%
– Silicon (Si): 0.15-0.40%
– Manganese (Mn): 1.00-1.30%
– Phosphorus (P): max 0.11%
– Sulfur (S): max 0.35%
– Lead (Pb): 0.15-0.35% (added for improved machinability)
– Copper (Cu): max 0.30% (added for increased corrosion resistance)

Note: The chemical composition may slightly vary depending on the specific production process and manufacturer.

Overall, 9SMn28 steel is a low alloyed free-cutting steel that offers good mechanical properties, such as high tensile strength and yield strength, along with excellent machinability. Its technical properties, including thermal and electrical conductivity, make it suitable for various applications ranging from construction to medical equipment. Additionally, the carefully balanced chemical composition ensures good processability, corrosion resistance, and overall performance in different sectors.