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C66100 Bronze vs. ACI-ASTM CN7M Steel

C66100 bronze belongs to the copper alloys classification, while ACI-ASTM CN7M steel belongs to the iron alloys. There are 26 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 C66100 bronze and the bottom bar is ACI-ASTM CN7M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.0 to 40
44
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 410 to 790
480
Tensile Strength: Yield (Proof), MPa 120 to 430
200

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1050
1410
Melting Onset (Solidus), °C 1000
1450
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 34
21
Thermal Expansion, µm/m-K 17
15

Otherwise Unclassified Properties

Base Metal Price, % relative 29
32
Density, g/cm3 8.7
8.1
Embodied Carbon, kg CO2/kg material 2.6
5.6
Embodied Energy, MJ/kg 42
78
Embodied Water, L/kg 300
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 53 to 120
170
Resilience: Unit (Modulus of Resilience), kJ/m3 60 to 790
110
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 13 to 25
17
Strength to Weight: Bending, points 14 to 22
17
Thermal Diffusivity, mm2/s 9.7
5.6
Thermal Shock Resistance, points 15 to 29
12

Alloy Composition

Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0
19 to 22
Copper (Cu), % 92 to 97
3.0 to 4.0
Iron (Fe), % 0 to 0.25
37.4 to 48.5
Lead (Pb), % 0.2 to 0.8
0
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
27.5 to 30.5
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 2.8 to 3.5
0 to 1.5
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 0 to 1.5
0
Residuals, % 0 to 0.5
0