JIS G4303 SUS 403 Stainless steel
SUS 403 stainless steel is used in turbine parts and compressor blades.
SUS 403 stainless steel chemical composition:
Element |
Content (%) max |
Chromium, Cr |
11.50-13.00 |
Manganese, Mn |
1.0 |
Silicon, Si |
0.50 |
Carbon, C |
0.15 |
Phosphorous, P |
0.040 |
Sulfur, S |
0.030 |
SUS 403 stainless steel mechanical property:
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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