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EN 1.4596 Stainless Steel vs. Austempered Cast Iron

Both EN 1.4596 stainless steel and austempered cast iron are iron alloys. They have 76% of their average alloy composition in common. There are 19 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 EN 1.4596 stainless steel and the bottom bar is austempered cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
180
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
62 to 69
Tensile Strength: Ultimate (UTS), MPa 1030 to 1600
860 to 1800

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Melting Completion (Liquidus), °C 1450
1380
Melting Onset (Solidus), °C 1410
1340
Specific Heat Capacity, J/kg-K 470
490
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 15
2.9
Density, g/cm3 7.9
7.5
Embodied Carbon, kg CO2/kg material 3.5
1.8
Embodied Energy, MJ/kg 48
25
Embodied Water, L/kg 130
48

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 36 to 56
32 to 66
Strength to Weight: Bending, points 29 to 39
27 to 44
Thermal Shock Resistance, points 35 to 54
25 to 53

Alloy Composition

Aluminum (Al), % 0.8 to 1.1
0 to 0.050
Arsenic (As), % 0
0 to 0.020
Carbon (C), % 0 to 0.015
3.4 to 3.8
Chromium (Cr), % 11.5 to 12.5
0 to 0.1
Copper (Cu), % 0
0 to 0.8
Iron (Fe), % 73.4 to 76.4
89.6 to 94
Magnesium (Mg), % 0
0 to 0.040
Manganese (Mn), % 0 to 0.1
0.3 to 0.4
Molybdenum (Mo), % 1.9 to 2.2
0 to 0.3
Nickel (Ni), % 9.2 to 10.2
0 to 2.0
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.010
0 to 0.040
Selenium (Se), % 0
0 to 0.030
Silicon (Si), % 0 to 0.1
2.3 to 2.7
Sulfur (S), % 0 to 0.0050
0 to 0.020
Tin (Sn), % 0
0 to 0.020
Titanium (Ti), % 0.28 to 0.4
0
Vanadium (V), % 0
0 to 0.1