The chemical composition of grade 403 stainless steels outlined in the following table.
Element | Content (%) |
Iron, Fe | 86 |
Chromium, Cr | 12.3 |
Manganese, Mn | 1.0 |
Silicon, Si | 0.50 |
Carbon, C | 0.15 |
Phosphorous, P | 0.040 |
Sulfur, S | 0.030 |
Carbon, C | 0.15 |
4.Physical Properties
The following table shows the physical properties of grade 403 stainless steels
Properties | Metric | Imperial |
Density | 7.80 g/cm3 | 0.282 lb/in3 |
5.Mechanical Properties
The mechanical properties of grade 403 stainless steels are displayed in the following table.
Properties | Metric | Imperial |
Tensile strength | 485 MPa | 70300 psi |
Yield strength (@strain 0.200 %) | 310 MPa | 45000 psi |
Fatigue Strength (annealed, @diameter 25mm/0.984 in) | 275 MPa | 39900 psi |
Shear modulus (typical for steel) | 76.0 GPa | 11000 ksi |
Elastic modulus | 190-210 GPa | 27557-30458 ksi |
Poisson's ratio | 0.27-0.30 | 0.27-0.30 |
Elongation at break (in 50 mm) | 25.00% | 25.00% |
Izod impact (tempered) | 102 J | 75.2 ft-lb |
Hardness, Brinell (converted from Rockwell B hardness) | 139 | 139 |
Hardness, Knoop (converted from Rockwell B hardness) | 155 | 155 |
Hardness, Rockwell B | 80 | 80 |
Hardness, Vickers (converted from Rockwell B hardness) | 153 | 153 |
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