Everything You Need to Know About 416S21 Steel Grade

[ad_1] 416S21 is a popular steel grade primarily used for components in the aerospace, automotive, and manufacturing industries. It is known for its excellent mechanical properties, technical properties, and chemical composition, making it a versatile and reliable material for a wide range of applications.

Mechanical Properties:
– Tensile Strength: 650-850 MPa
– Yield Strength: 295-345 MPa
– Elongation: 12-18%
– Hardness: 262-352 Brinell

Technical Properties:
– Density: 7.75 g/cm3
– Thermal Conductivity: 24 W/(m·K)
– Electrical Resistivity: 0.65 μΩ·m
– Modulus of Elasticity: 200 GPa

Chemical Composition:
– Carbon (C): 0.15% max
– Silicon (Si): 1.00% max
– Manganese (Mn): 1.25% max
– Phosphorus (P): 0.06% max
– Sulfur (S): 0.15% max
– Chromium (Cr): 12-14%

It is important to note that while 416S21 steel grade offers good corrosion resistance and machinability, it is not suitable for applications requiring high strength or impact resistance. Additionally, proper heat treatment and machining practices are essential to achieve the desired performance and properties of this steel grade.