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ACI-ASTM CN3M Steel vs. C65100 Bronze

ACI-ASTM CN3M steel belongs to the iron alloys classification, while C65100 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CN3M steel and the bottom bar is C65100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 34
2.4 to 50
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 80
43
Tensile Strength: Ultimate (UTS), MPa 500
280 to 560
Tensile Strength: Yield (Proof), MPa 190
95 to 440

Thermal Properties

Latent Heat of Fusion, J/g 310
230
Maximum Temperature: Mechanical, °C 1100
200
Melting Completion (Liquidus), °C 1450
1060
Melting Onset (Solidus), °C 1400
1030
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 13
57
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
12
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
12

Otherwise Unclassified Properties

Base Metal Price, % relative 31
30
Density, g/cm3 8.1
8.8
Embodied Carbon, kg CO2/kg material 5.9
2.6
Embodied Energy, MJ/kg 80
41
Embodied Water, L/kg 200
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
12 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 89
39 to 820
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 17
8.7 to 18
Strength to Weight: Bending, points 17
11 to 17
Thermal Diffusivity, mm2/s 3.4
16
Thermal Shock Resistance, points 11
9.5 to 19

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 22
0
Copper (Cu), % 0
94.5 to 99.2
Iron (Fe), % 42.4 to 52.5
0 to 0.8
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 2.0
0 to 0.7
Molybdenum (Mo), % 4.5 to 5.5
0
Nickel (Ni), % 23 to 27
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.0
0.8 to 2.0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
0 to 1.5
Residuals, % 0
0 to 0.5