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AISI 403 Stainless Steel vs. S45000 Stainless Steel

Both AISI 403 stainless steel and S45000 stainless steel are iron alloys. They have 89% of their average alloy composition in common. There are 34 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AISI 403 stainless steel and the bottom bar is S45000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 240
280 to 410
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16 to 25
6.8 to 14
Fatigue Strength, MPa 200 to 340
330 to 650
Poisson's Ratio 0.28
0.28
Reduction in Area, % 47 to 50
22 to 50
Shear Modulus, GPa 76
76
Shear Strength, MPa 340 to 480
590 to 830
Tensile Strength: Ultimate (UTS), MPa 530 to 780
980 to 1410
Tensile Strength: Yield (Proof), MPa 280 to 570
580 to 1310

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 390
400
Maximum Temperature: Mechanical, °C 740
840
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 28
17
Thermal Expansion, µm/m-K 9.9
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
13
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.9
2.8
Embodied Energy, MJ/kg 27
39
Embodied Water, L/kg 99
130

Common Calculations

PREN (Pitting Resistance) 12
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
94 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 840
850 to 4400
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19 to 28
35 to 50
Strength to Weight: Bending, points 19 to 24
28 to 36
Thermal Diffusivity, mm2/s 7.6
4.5
Thermal Shock Resistance, points 20 to 29
33 to 47

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.050
Chromium (Cr), % 11.5 to 13
14 to 16
Copper (Cu), % 0
1.3 to 1.8
Iron (Fe), % 84.7 to 88.5
72.1 to 79.3
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0
0.5 to 1.0
Nickel (Ni), % 0 to 0.6
5.0 to 7.0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030

Comparable Variants