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SAE-AISI H12 Steel vs. C96300 Copper-nickel

SAE-AISI H12 steel belongs to the iron alloys classification, while C96300 copper-nickel belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H12 steel and the bottom bar is C96300 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
130
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 75
49
Tensile Strength: Ultimate (UTS), MPa 690 to 1850
580

Thermal Properties

Latent Heat of Fusion, J/g 270
230
Melting Completion (Liquidus), °C 1480
1200
Melting Onset (Solidus), °C 1440
1150
Specific Heat Capacity, J/kg-K 470
400
Thermal Conductivity, W/m-K 36
37
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.3
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.5
6.1

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
42
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 2.9
5.1
Embodied Energy, MJ/kg 41
76
Embodied Water, L/kg 76
290

Common Calculations

Stiffness to Weight: Axial, points 14
8.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 24 to 65
18
Strength to Weight: Bending, points 22 to 42
17
Thermal Diffusivity, mm2/s 9.8
10
Thermal Shock Resistance, points 22 to 60
20

Alloy Composition

Carbon (C), % 0.3 to 0.4
0 to 0.15
Chromium (Cr), % 4.8 to 5.5
0
Copper (Cu), % 0 to 0.25
72.3 to 80.8
Iron (Fe), % 87.8 to 91.7
0.5 to 1.5
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0.2 to 0.5
0.25 to 1.5
Molybdenum (Mo), % 1.3 to 1.8
0
Nickel (Ni), % 0 to 0.3
18 to 22
Niobium (Nb), % 0
0.5 to 1.5
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.8 to 1.2
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.020
Tungsten (W), % 1.0 to 1.7
0
Vanadium (V), % 0 to 0.5
0
Residuals, % 0
0 to 0.5