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C91700 Bronze vs. CR005A Copper

Both C91700 bronze and CR005A copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 86% of their average alloy composition in common. There are 28 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 C91700 bronze and the bottom bar is CR005A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 13
15
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 41
43
Tensile Strength: Ultimate (UTS), MPa 330
230
Tensile Strength: Yield (Proof), MPa 170
140

Thermal Properties

Latent Heat of Fusion, J/g 190
210
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 1020
1090
Melting Onset (Solidus), °C 850
1040
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 71
380
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
100
Electrical Conductivity: Equal Weight (Specific), % IACS 10
100

Otherwise Unclassified Properties

Base Metal Price, % relative 36
31
Density, g/cm3 8.7
9.0
Embodied Carbon, kg CO2/kg material 3.9
2.6
Embodied Energy, MJ/kg 63
41
Embodied Water, L/kg 400
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35
31
Resilience: Unit (Modulus of Resilience), kJ/m3 140
83
Stiffness to Weight: Axial, points 6.9
7.2
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 11
7.1
Strength to Weight: Bending, points 12
9.3
Thermal Diffusivity, mm2/s 22
110
Thermal Shock Resistance, points 12
8.1

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Copper (Cu), % 84.2 to 87.5
99.9 to 100
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0 to 0.25
0
Nickel (Ni), % 1.2 to 2.0
0
Oxygen (O), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.3
0
Silicon (Si), % 0 to 0.0050
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 11.3 to 12.5
0
Zinc (Zn), % 0 to 0.25
0