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C86700 Bronze vs. ACI-ASTM CA40 Steel

C86700 bronze belongs to the copper alloys classification, while ACI-ASTM CA40 steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C86700 bronze and the bottom bar is ACI-ASTM CA40 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 17
10
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 41
76
Tensile Strength: Ultimate (UTS), MPa 630
910
Tensile Strength: Yield (Proof), MPa 250
860

Thermal Properties

Latent Heat of Fusion, J/g 180
280
Maximum Temperature: Mechanical, °C 130
750
Melting Completion (Liquidus), °C 880
1440
Melting Onset (Solidus), °C 860
1500
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 89
25
Thermal Expansion, µm/m-K 20
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 19
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 23
7.5
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 2.9
2.0
Embodied Energy, MJ/kg 49
28
Embodied Water, L/kg 340
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
89
Resilience: Unit (Modulus of Resilience), kJ/m3 290
1910
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 22
33
Strength to Weight: Bending, points 21
27
Thermal Diffusivity, mm2/s 28
6.7
Thermal Shock Resistance, points 21
33

Alloy Composition

Aluminum (Al), % 1.0 to 3.0
0
Carbon (C), % 0
0.2 to 0.4
Chromium (Cr), % 0
11.5 to 14
Copper (Cu), % 55 to 60
0
Iron (Fe), % 1.0 to 3.0
81.5 to 88.3
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 1.0 to 3.5
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.5
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 1.5
0
Zinc (Zn), % 30 to 38
0
Residuals, % 0 to 1.0
0