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C71500 Copper-nickel vs. SAE-AISI T4 Steel

C71500 copper-nickel belongs to the copper alloys classification, while SAE-AISI T4 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C71500 copper-nickel and the bottom bar is SAE-AISI T4 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
210
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 52
80
Tensile Strength: Ultimate (UTS), MPa 380 to 620
800 to 2140

Thermal Properties

Latent Heat of Fusion, J/g 230
250
Melting Completion (Liquidus), °C 1240
1810
Melting Onset (Solidus), °C 1170
1750
Specific Heat Capacity, J/kg-K 400
410
Thermal Conductivity, W/m-K 28
21
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 41
55
Density, g/cm3 8.9
9.4
Embodied Carbon, kg CO2/kg material 5.1
8.5
Embodied Energy, MJ/kg 74
130
Embodied Water, L/kg 280
120

Common Calculations

Stiffness to Weight: Axial, points 8.6
12
Stiffness to Weight: Bending, points 19
21
Strength to Weight: Axial, points 12 to 19
24 to 64
Strength to Weight: Bending, points 13 to 18
20 to 39
Thermal Diffusivity, mm2/s 7.7
5.4
Thermal Shock Resistance, points 12 to 20
24 to 64

Alloy Composition

Carbon (C), % 0
0.7 to 0.8
Chromium (Cr), % 0
3.8 to 4.5
Cobalt (Co), % 0
4.3 to 5.8
Copper (Cu), % 63.5 to 70.6
0 to 0.25
Iron (Fe), % 0.4 to 1.0
66.3 to 72.3
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 1.0
0.1 to 0.4
Molybdenum (Mo), % 0
0.4 to 1.0
Nickel (Ni), % 29 to 33
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.2 to 0.4
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
17.5 to 19
Vanadium (V), % 0
0.8 to 1.2
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 0.5
0