MakeItFrom.com
Menu (ESC)

C65500 Bronze vs. C70700 Copper-nickel

Both C65500 bronze and C70700 copper-nickel are copper alloys. They have a moderately high 90% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C65500 bronze and the bottom bar is C70700 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 4.0 to 70
39
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
46
Shear Strength, MPa 260 to 440
220
Tensile Strength: Ultimate (UTS), MPa 360 to 760
320
Tensile Strength: Yield (Proof), MPa 120 to 430
110

Thermal Properties

Latent Heat of Fusion, J/g 260
220
Maximum Temperature: Mechanical, °C 200
220
Melting Completion (Liquidus), °C 1030
1120
Melting Onset (Solidus), °C 970
1060
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 36
59
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
11
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
12

Otherwise Unclassified Properties

Base Metal Price, % relative 29
34
Density, g/cm3 8.6
8.9
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 42
52
Embodied Water, L/kg 300
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 450
100
Resilience: Unit (Modulus of Resilience), kJ/m3 62 to 790
51
Stiffness to Weight: Axial, points 7.5
7.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12 to 24
10
Strength to Weight: Bending, points 13 to 21
12
Thermal Diffusivity, mm2/s 10
17
Thermal Shock Resistance, points 12 to 26
12

Alloy Composition

Copper (Cu), % 91.5 to 96.7
88.5 to 90.5
Iron (Fe), % 0 to 0.8
0 to 0.050
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0.5 to 1.3
0 to 0.5
Nickel (Ni), % 0 to 0.6
9.5 to 10.5
Silicon (Si), % 2.8 to 3.8
0
Zinc (Zn), % 0 to 1.5
0
Residuals, % 0
0 to 0.5