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ACI-ASTM CN3M Steel vs. C62500 Bronze

ACI-ASTM CN3M steel belongs to the iron alloys classification, while C62500 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CN3M steel and the bottom bar is C62500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
1.0
Fatigue Strength, MPa 150
460
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 80
42
Tensile Strength: Ultimate (UTS), MPa 500
690
Tensile Strength: Yield (Proof), MPa 190
410

Thermal Properties

Latent Heat of Fusion, J/g 310
230
Maximum Temperature: Mechanical, °C 1100
230
Melting Completion (Liquidus), °C 1450
1050
Melting Onset (Solidus), °C 1400
1050
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 13
47
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
10
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
11

Otherwise Unclassified Properties

Base Metal Price, % relative 31
26
Density, g/cm3 8.1
8.1
Embodied Carbon, kg CO2/kg material 5.9
3.3
Embodied Energy, MJ/kg 80
55
Embodied Water, L/kg 200
410

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
6.0
Resilience: Unit (Modulus of Resilience), kJ/m3 89
750
Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 17
24
Strength to Weight: Bending, points 17
22
Thermal Diffusivity, mm2/s 3.4
13
Thermal Shock Resistance, points 11
24

Alloy Composition

Aluminum (Al), % 0
12.5 to 13.5
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 22
0
Copper (Cu), % 0
78.5 to 84
Iron (Fe), % 42.4 to 52.5
3.5 to 5.5
Manganese (Mn), % 0 to 2.0
0 to 2.0
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
0
Sulfur (S), % 0 to 0.030
0
Residuals, % 0
0 to 0.5