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SAE-AISI O1 Steel vs. EN 1.4596 Stainless Steel

Both SAE-AISI O1 steel and EN 1.4596 stainless steel 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 (7, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI O1 steel and the bottom bar is EN 1.4596 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 640 to 2060
1030 to 1600

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 3.4
15
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.9
3.5
Embodied Energy, MJ/kg 27
48
Embodied Water, L/kg 51
130

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 23 to 73
36 to 56
Strength to Weight: Bending, points 21 to 46
29 to 39
Thermal Shock Resistance, points 21 to 68
35 to 54

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.1
Carbon (C), % 0.85 to 1.0
0 to 0.015
Chromium (Cr), % 0.4 to 0.6
11.5 to 12.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 95 to 97.4
73.4 to 76.4
Manganese (Mn), % 1.0 to 1.4
0 to 0.1
Molybdenum (Mo), % 0
1.9 to 2.2
Nickel (Ni), % 0 to 0.3
9.2 to 10.2
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.030
0 to 0.010
Silicon (Si), % 0 to 0.5
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.0050
Titanium (Ti), % 0
0.28 to 0.4
Tungsten (W), % 0.4 to 0.6
0
Vanadium (V), % 0 to 0.3
0