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S42300 Stainless Steel vs. ASTM A372 Grade C Steel

Both S42300 stainless steel and ASTM A372 grade C steel are iron alloys. They have 85% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S42300 stainless steel and the bottom bar is ASTM A372 grade C steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 9.1
17
Fatigue Strength, MPa 440
290
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 650
440
Tensile Strength: Ultimate (UTS), MPa 1100
710
Tensile Strength: Yield (Proof), MPa 850
430

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 750
400
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 25
51
Thermal Expansion, µm/m-K 10
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.5
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 5.2
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.2
1.4
Embodied Energy, MJ/kg 44
19
Embodied Water, L/kg 110
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
100
Resilience: Unit (Modulus of Resilience), kJ/m3 1840
500
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 39
25
Strength to Weight: Bending, points 30
23
Thermal Diffusivity, mm2/s 6.8
14
Thermal Shock Resistance, points 40
22

Alloy Composition

Carbon (C), % 0.27 to 0.32
0 to 0.48
Chromium (Cr), % 11 to 12
0
Iron (Fe), % 82 to 85.1
97.5 to 99.85
Manganese (Mn), % 1.0 to 1.4
0 to 1.7
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.025
0 to 0.015
Silicon (Si), % 0 to 0.5
0.15 to 0.35
Sulfur (S), % 0 to 0.025
0 to 0.010
Vanadium (V), % 0.2 to 0.3
0