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SAE-AISI S1 Steel vs. AWS ERNiCu-7

SAE-AISI S1 steel belongs to the iron alloys classification, while AWS ERNiCu-7 belongs to the nickel alloys. There are 23 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI S1 steel and the bottom bar is AWS ERNiCu-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
160
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
61
Tensile Strength: Ultimate (UTS), MPa 690 to 1840
550

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Melting Completion (Liquidus), °C 1500
1280
Melting Onset (Solidus), °C 1450
1240
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 41
20
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
3.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
50
Density, g/cm3 8.0
8.7
Embodied Carbon, kg CO2/kg material 2.6
8.5
Embodied Energy, MJ/kg 37
120
Embodied Water, L/kg 56
250

Common Calculations

Stiffness to Weight: Axial, points 13
10
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 24 to 64
18
Strength to Weight: Bending, points 22 to 42
17
Thermal Diffusivity, mm2/s 11
5.3
Thermal Shock Resistance, points 21 to 56
19

Alloy Composition

Aluminum (Al), % 0
0 to 1.3
Carbon (C), % 0.4 to 0.55
0 to 0.15
Chromium (Cr), % 1.0 to 1.8
0
Copper (Cu), % 0 to 0.25
18.3 to 36.5
Iron (Fe), % 91.6 to 96.7
0 to 2.5
Manganese (Mn), % 0.1 to 0.4
0 to 4.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 0.3
62 to 69
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.15 to 1.2
0 to 1.3
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
1.5 to 3.0
Tungsten (W), % 1.5 to 3.0
0
Vanadium (V), % 0.15 to 0.3
0
Residuals, % 0
0 to 0.5