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SAE-AISI D3 Steel vs. AWS ENiCu-7

SAE-AISI D3 steel belongs to the iron alloys classification, while AWS ENiCu-7 belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI D3 steel and the bottom bar is AWS ENiCu-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
160
Elongation at Break, % 9.8 to 15
34
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 74
62
Tensile Strength: Ultimate (UTS), MPa 770 to 2050
550

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1430
1270
Melting Onset (Solidus), °C 1390
1230
Specific Heat Capacity, J/kg-K 480
430
Thermal Conductivity, W/m-K 31
21
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
50
Density, g/cm3 7.7
8.7
Embodied Carbon, kg CO2/kg material 3.2
8.0
Embodied Energy, MJ/kg 48
110
Embodied Water, L/kg 100
250

Common Calculations

Stiffness to Weight: Axial, points 14
10
Stiffness to Weight: Bending, points 25
21
Strength to Weight: Axial, points 28 to 74
17
Strength to Weight: Bending, points 24 to 47
17
Thermal Diffusivity, mm2/s 8.3
5.5
Thermal Shock Resistance, points 23 to 63
18

Alloy Composition

Aluminum (Al), % 0
0 to 0.75
Carbon (C), % 2.0 to 2.4
0 to 0.1
Chromium (Cr), % 11 to 13.5
0
Copper (Cu), % 0 to 0.25
20.6 to 38
Iron (Fe), % 80.3 to 87
0 to 2.5
Manganese (Mn), % 0 to 0.6
0 to 4.0
Nickel (Ni), % 0 to 0.3
62 to 69
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 0.6
0 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0 to 1.0
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0 to 1.0
0
Residuals, % 0
0 to 0.5