MakeItFrom.com
Menu (ESC)

C72700 Copper-nickel vs. SAE-AISI D7 Steel

C72700 copper-nickel belongs to the copper alloys classification, while SAE-AISI D7 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C72700 copper-nickel and the bottom bar is SAE-AISI D7 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
73
Tensile Strength: Ultimate (UTS), MPa 460 to 1070
800 to 2120

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Melting Completion (Liquidus), °C 1100
1440
Melting Onset (Solidus), °C 930
1400
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 54
27
Thermal Expansion, µm/m-K 17
11

Otherwise Unclassified Properties

Base Metal Price, % relative 36
10
Density, g/cm3 8.8
7.6
Embodied Carbon, kg CO2/kg material 4.0
11
Embodied Energy, MJ/kg 62
180
Embodied Water, L/kg 350
130

Common Calculations

Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 14 to 34
29 to 78
Strength to Weight: Bending, points 15 to 26
25 to 48
Thermal Diffusivity, mm2/s 16
7.4
Thermal Shock Resistance, points 16 to 38
27 to 72

Alloy Composition

Carbon (C), % 0
2.2 to 2.5
Chromium (Cr), % 0
11.5 to 13.5
Copper (Cu), % 82.1 to 86
0 to 0.25
Iron (Fe), % 0 to 0.5
76.6 to 81.9
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
0 to 0.6
Molybdenum (Mo), % 0
0.7 to 1.2
Nickel (Ni), % 8.5 to 9.5
0 to 0.3
Niobium (Nb), % 0 to 0.1
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 5.5 to 6.5
0
Vanadium (V), % 0
3.8 to 4.4
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.3
0