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SAE-AISI S2 Steel vs. EN 1.4606 Stainless Steel

Both SAE-AISI S2 steel and EN 1.4606 stainless steel are iron alloys. They have 56% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI S2 steel and the bottom bar is EN 1.4606 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
75
Tensile Strength: Ultimate (UTS), MPa 670 to 1940
600 to 1020

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 44
14
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
26
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.1
6.0
Embodied Energy, MJ/kg 30
87
Embodied Water, L/kg 49
170

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 69
21 to 36
Strength to Weight: Bending, points 22 to 44
20 to 28
Thermal Diffusivity, mm2/s 12
3.7
Thermal Shock Resistance, points 23 to 68
21 to 35

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0.4 to 0.55
0 to 0.080
Chromium (Cr), % 0
13 to 16
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 96 to 98.1
49.2 to 59
Manganese (Mn), % 0.3 to 0.5
1.0 to 2.0
Molybdenum (Mo), % 0.3 to 0.6
1.0 to 1.5
Nickel (Ni), % 0 to 0.3
24 to 27
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.9 to 1.2
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
1.9 to 2.3
Vanadium (V), % 0 to 0.5
0.1 to 0.5