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S42300 Stainless Steel vs. AISI 403 Stainless Steel

Both S42300 stainless steel and AISI 403 stainless steel are iron alloys. They have a very high 96% 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 S42300 stainless steel and the bottom bar is AISI 403 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
190 to 240
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 9.1
16 to 25
Fatigue Strength, MPa 440
200 to 340
Poisson's Ratio 0.28
0.28
Reduction in Area, % 22
47 to 50
Shear Modulus, GPa 77
76
Shear Strength, MPa 650
340 to 480
Tensile Strength: Ultimate (UTS), MPa 1100
530 to 780
Tensile Strength: Yield (Proof), MPa 850
280 to 570

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Corrosion, °C 380
390
Maximum Temperature: Mechanical, °C 750
740
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 25
28
Thermal Expansion, µm/m-K 10
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.5
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 5.2
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
6.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.2
1.9
Embodied Energy, MJ/kg 44
27
Embodied Water, L/kg 110
99

Common Calculations

PREN (Pitting Resistance) 21
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 1840
210 to 840
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 39
19 to 28
Strength to Weight: Bending, points 30
19 to 24
Thermal Diffusivity, mm2/s 6.8
7.6
Thermal Shock Resistance, points 40
20 to 29

Alloy Composition

Carbon (C), % 0.27 to 0.32
0 to 0.15
Chromium (Cr), % 11 to 12
11.5 to 13
Iron (Fe), % 82 to 85.1
84.7 to 88.5
Manganese (Mn), % 1.0 to 1.4
0 to 1.0
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 0 to 0.5
0 to 0.6
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.030
Vanadium (V), % 0.2 to 0.3
0