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ACI-ASTM CN3M Steel vs. C61800 Bronze

ACI-ASTM CN3M steel belongs to the iron alloys classification, while C61800 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 C61800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
26
Fatigue Strength, MPa 150
190
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 80
44
Tensile Strength: Ultimate (UTS), MPa 500
740
Tensile Strength: Yield (Proof), MPa 190
310

Thermal Properties

Latent Heat of Fusion, J/g 310
230
Maximum Temperature: Mechanical, °C 1100
220
Melting Completion (Liquidus), °C 1450
1050
Melting Onset (Solidus), °C 1400
1040
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 13
64
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
13
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
14

Otherwise Unclassified Properties

Base Metal Price, % relative 31
28
Density, g/cm3 8.1
8.3
Embodied Carbon, kg CO2/kg material 5.9
3.1
Embodied Energy, MJ/kg 80
52
Embodied Water, L/kg 200
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
150
Resilience: Unit (Modulus of Resilience), kJ/m3 89
420
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 17
25
Strength to Weight: Bending, points 17
22
Thermal Diffusivity, mm2/s 3.4
18
Thermal Shock Resistance, points 11
26

Alloy Composition

Aluminum (Al), % 0
8.5 to 11
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 22
0
Copper (Cu), % 0
86.9 to 91
Iron (Fe), % 42.4 to 52.5
0.5 to 1.5
Lead (Pb), % 0
0 to 0.020
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
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
0 to 0.020
Residuals, % 0
0 to 0.5