– Tensile Strength: 700-850 MPa
– Yield Strength: 380-420 MPa
– Elongation: 15-20%
– Hardness: 200-230 HB
Technical Properties:
– Density: 7.75 g/cm3
– Elastic modulus: 215 GPa
– Poisson’s ratio: 0.27
Chemical Composition:
– Carbon (C): 0.15-0.25%
– Silicon (Si): 1.00% max
– Manganese (Mn): 1.00% max
– Phosphorus (P): 0.040% max
– Sulfur (S): 0.030% max
– Chromium (Cr): 12-14%
– Molybdenum (Mo): 0.60% max
Applications:
420S37 steel grade is commonly used in the manufacturing of surgical instruments, cutlery, and other applications where corrosion resistance and high hardness are required. It is also used in the production of industrial and kitchen knives, shafts, and valve parts. Additionally, it is suitable for applications that require moderate strength and good impact resistance.
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