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C61800 Bronze vs. ACI-ASTM CE8MN Steel

C61800 bronze belongs to the copper alloys classification, while ACI-ASTM CE8MN steel belongs to the iron alloys. There are 29 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 C61800 bronze and the bottom bar is ACI-ASTM CE8MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 26
29
Fatigue Strength, MPa 190
370
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 44
80
Tensile Strength: Ultimate (UTS), MPa 740
750
Tensile Strength: Yield (Proof), MPa 310
500

Thermal Properties

Latent Heat of Fusion, J/g 230
300
Maximum Temperature: Mechanical, °C 220
1100
Melting Completion (Liquidus), °C 1050
1440
Melting Onset (Solidus), °C 1040
1400
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 64
16
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 14
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 28
21
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 3.1
4.2
Embodied Energy, MJ/kg 52
58
Embodied Water, L/kg 390
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
190
Resilience: Unit (Modulus of Resilience), kJ/m3 420
620
Stiffness to Weight: Axial, points 7.5
15
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 25
27
Strength to Weight: Bending, points 22
23
Thermal Diffusivity, mm2/s 18
4.2
Thermal Shock Resistance, points 26
21

Alloy Composition

Aluminum (Al), % 8.5 to 11
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
22.5 to 25.5
Copper (Cu), % 86.9 to 91
0
Iron (Fe), % 0.5 to 1.5
56 to 66.4
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
3.0 to 4.5
Nickel (Ni), % 0
8.0 to 11
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.5
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 0 to 0.020
0
Residuals, % 0 to 0.5
0