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SAE-AISI H42 Steel vs. C72150 Copper-nickel

SAE-AISI H42 steel belongs to the iron alloys classification, while C72150 copper-nickel belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H42 steel and the bottom bar is C72150 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
150
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 77
55
Tensile Strength: Ultimate (UTS), MPa 700 to 1980
490

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Melting Completion (Liquidus), °C 1620
1210
Melting Onset (Solidus), °C 1570
1250
Specific Heat Capacity, J/kg-K 440
410
Thermal Conductivity, W/m-K 24
22
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Base Metal Price, % relative 24
45
Density, g/cm3 8.4
8.9
Embodied Carbon, kg CO2/kg material 8.8
6.1
Embodied Energy, MJ/kg 130
88
Embodied Water, L/kg 98
270

Common Calculations

Stiffness to Weight: Axial, points 13
9.1
Stiffness to Weight: Bending, points 23
20
Strength to Weight: Axial, points 23 to 65
15
Strength to Weight: Bending, points 21 to 42
15
Thermal Diffusivity, mm2/s 6.5
6.0
Thermal Shock Resistance, points 20 to 57
18

Alloy Composition

Carbon (C), % 0.55 to 0.7
0 to 0.1
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
52.5 to 57
Iron (Fe), % 79.3 to 83.8
0 to 0.1
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.15 to 0.4
0 to 0.050
Molybdenum (Mo), % 4.5 to 5.5
0
Nickel (Ni), % 0 to 0.3
43 to 46
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 5.5 to 6.8
0
Vanadium (V), % 1.8 to 2.2
0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.5