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ACI-ASTM CN3M Steel vs. C65400 Bronze

ACI-ASTM CN3M steel belongs to the iron alloys classification, while C65400 bronze belongs to the copper alloys. There are 28 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 ACI-ASTM CN3M steel and the bottom bar is C65400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
2.6 to 47
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 80
43
Tensile Strength: Ultimate (UTS), MPa 500
500 to 1060
Tensile Strength: Yield (Proof), MPa 190
170 to 910

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Maximum Temperature: Mechanical, °C 1100
200
Melting Completion (Liquidus), °C 1450
1020
Melting Onset (Solidus), °C 1400
960
Specific Heat Capacity, J/kg-K 470
400
Thermal Conductivity, W/m-K 13
36
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
31
Density, g/cm3 8.1
8.7
Embodied Carbon, kg CO2/kg material 5.9
2.8
Embodied Energy, MJ/kg 80
45
Embodied Water, L/kg 200
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
10 to 480
Resilience: Unit (Modulus of Resilience), kJ/m3 89
130 to 3640
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 17
16 to 34
Strength to Weight: Bending, points 17
16 to 27
Thermal Diffusivity, mm2/s 3.4
10
Thermal Shock Resistance, points 11
18 to 39

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 22
0.010 to 0.12
Copper (Cu), % 0
93.8 to 96.1
Iron (Fe), % 42.4 to 52.5
0
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 2.0
0
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
2.7 to 3.4
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.2 to 1.9
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.2