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S44735 Stainless Steel vs. Automotive Malleable Cast Iron

Both S44735 stainless steel and automotive malleable cast iron are iron alloys. They have 66% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is S44735 stainless steel and the bottom bar is automotive malleable cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
130 to 290
Elastic (Young's, Tensile) Modulus, GPa 210
180
Elongation at Break, % 21
1.0 to 10
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 82
70
Tensile Strength: Ultimate (UTS), MPa 630
350 to 720
Tensile Strength: Yield (Proof), MPa 460
220 to 590

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 11
14

Otherwise Unclassified Properties

Base Metal Price, % relative 21
1.9
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 4.4
1.5
Embodied Energy, MJ/kg 61
20
Embodied Water, L/kg 180
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
6.8 to 30
Resilience: Unit (Modulus of Resilience), kJ/m3 520
130 to 950
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 23
13 to 26
Strength to Weight: Bending, points 21
14 to 24
Thermal Shock Resistance, points 20
9.9 to 21

Alloy Composition

Carbon (C), % 0 to 0.030
2.2 to 2.9
Chromium (Cr), % 28 to 30
0
Iron (Fe), % 60.7 to 68.4
93.6 to 96.7
Manganese (Mn), % 0 to 1.0
0.15 to 1.3
Molybdenum (Mo), % 3.6 to 4.2
0
Nickel (Ni), % 0 to 1.0
0
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0 to 0.045
0
Phosphorus (P), % 0 to 0.040
0.020 to 0.15
Silicon (Si), % 0 to 1.0
0.9 to 1.9
Sulfur (S), % 0 to 0.030
0.020 to 0.2
Titanium (Ti), % 0.2 to 1.0
0