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AWS ERNiCu-7 vs. SAE-AISI H24 Steel

AWS ERNiCu-7 belongs to the nickel alloys classification, while SAE-AISI H24 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCu-7 and the bottom bar is SAE-AISI H24 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 61
78
Tensile Strength: Ultimate (UTS), MPa 550
720 to 1990

Thermal Properties

Latent Heat of Fusion, J/g 280
240
Melting Completion (Liquidus), °C 1280
1750
Melting Onset (Solidus), °C 1240
1700
Specific Heat Capacity, J/kg-K 440
420
Thermal Conductivity, W/m-K 20
27
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 50
37
Density, g/cm3 8.7
9.1
Embodied Carbon, kg CO2/kg material 8.5
6.1
Embodied Energy, MJ/kg 120
93
Embodied Water, L/kg 250
78

Common Calculations

Stiffness to Weight: Axial, points 10
12
Stiffness to Weight: Bending, points 21
22
Strength to Weight: Axial, points 18
22 to 61
Strength to Weight: Bending, points 17
20 to 39
Thermal Diffusivity, mm2/s 5.3
6.9
Thermal Shock Resistance, points 19
22 to 61

Alloy Composition

Aluminum (Al), % 0 to 1.3
0
Carbon (C), % 0 to 0.15
0.42 to 0.53
Chromium (Cr), % 0
2.5 to 3.5
Copper (Cu), % 18.3 to 36.5
0 to 0.25
Iron (Fe), % 0 to 2.5
78 to 82.4
Manganese (Mn), % 0 to 4.0
0.15 to 0.4
Nickel (Ni), % 62 to 69
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 1.3
0.15 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 1.5 to 3.0
0
Tungsten (W), % 0
14 to 16
Vanadium (V), % 0
0.4 to 0.6
Residuals, % 0 to 0.5
0