MakeItFrom.com
Menu (ESC)

C70700 Copper-nickel vs. C91000 Bronze

Both C70700 copper-nickel and C91000 bronze are copper alloys. They have 86% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C70700 copper-nickel and the bottom bar is C91000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 73
180
Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 39
7.0
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 46
39
Tensile Strength: Ultimate (UTS), MPa 320
230
Tensile Strength: Yield (Proof), MPa 110
150

Thermal Properties

Latent Heat of Fusion, J/g 220
180
Maximum Temperature: Mechanical, °C 220
160
Melting Completion (Liquidus), °C 1120
960
Melting Onset (Solidus), °C 1060
820
Specific Heat Capacity, J/kg-K 390
360
Thermal Conductivity, W/m-K 59
64
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 12
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 34
37
Density, g/cm3 8.9
8.6
Embodied Carbon, kg CO2/kg material 3.4
4.1
Embodied Energy, MJ/kg 52
67
Embodied Water, L/kg 300
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
14
Resilience: Unit (Modulus of Resilience), kJ/m3 51
100
Stiffness to Weight: Axial, points 7.6
6.8
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 10
7.5
Strength to Weight: Bending, points 12
9.7
Thermal Diffusivity, mm2/s 17
20
Thermal Shock Resistance, points 12
8.8

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 88.5 to 90.5
84 to 86
Iron (Fe), % 0 to 0.050
0 to 0.1
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 9.5 to 10.5
0 to 0.8
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
14 to 16
Zinc (Zn), % 0
0 to 1.5
Residuals, % 0
0 to 0.6