MakeItFrom.com
Menu (ESC)

C92700 Bronze vs. C70620 Copper-nickel

Both C92700 bronze and C70620 copper-nickel are copper alloys. They have 89% of their average alloy composition in common. 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 C92700 bronze and the bottom bar is C70620 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Poisson's Ratio 0.34
0.34
Rockwell B Hardness 77
65 to 87
Shear Modulus, GPa 40
46
Tensile Strength: Ultimate (UTS), MPa 290
300 to 570

Thermal Properties

Latent Heat of Fusion, J/g 190
220
Maximum Temperature: Mechanical, °C 170
220
Melting Completion (Liquidus), °C 980
1120
Melting Onset (Solidus), °C 840
1060
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 47
49
Thermal Expansion, µm/m-K 18
17

Otherwise Unclassified Properties

Base Metal Price, % relative 35
33
Density, g/cm3 8.7
8.9
Embodied Carbon, kg CO2/kg material 3.6
3.4
Embodied Energy, MJ/kg 58
51
Embodied Water, L/kg 390
300

Common Calculations

Stiffness to Weight: Axial, points 6.8
7.7
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 9.1
9.3 to 18
Strength to Weight: Bending, points 11
11 to 17
Thermal Diffusivity, mm2/s 15
14
Thermal Shock Resistance, points 11
10 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Carbon (C), % 0
0 to 0.050
Copper (Cu), % 86 to 89
86.5 to 90
Iron (Fe), % 0 to 0.2
1.0 to 1.8
Lead (Pb), % 1.0 to 2.5
0 to 0.020
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 1.0
9.0 to 11
Phosphorus (P), % 0 to 1.5
0 to 0.2
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.050
0 to 0.020
Tin (Sn), % 9.0 to 11
0
Zinc (Zn), % 0 to 0.7
0 to 0.5
Residuals, % 0
0 to 0.5