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ACI-ASTM CN3M Steel vs. C52100 Bronze

ACI-ASTM CN3M steel belongs to the iron alloys classification, while C52100 bronze belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CN3M steel and the bottom bar is C52100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 80
41
Tensile Strength: Ultimate (UTS), MPa 500
380 to 800

Thermal Properties

Latent Heat of Fusion, J/g 310
200
Maximum Temperature: Mechanical, °C 1100
180
Melting Completion (Liquidus), °C 1450
1030
Melting Onset (Solidus), °C 1400
880
Specific Heat Capacity, J/kg-K 470
370
Thermal Conductivity, W/m-K 13
62
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
13

Otherwise Unclassified Properties

Base Metal Price, % relative 31
34
Density, g/cm3 8.1
8.8
Embodied Carbon, kg CO2/kg material 5.9
3.4
Embodied Energy, MJ/kg 80
55
Embodied Water, L/kg 200
370

Common Calculations

Stiffness to Weight: Axial, points 14
7.0
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 17
12 to 25
Strength to Weight: Bending, points 17
13 to 22
Thermal Diffusivity, mm2/s 3.4
19
Thermal Shock Resistance, points 11
14 to 28

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 22
0
Copper (Cu), % 0
89.8 to 93
Iron (Fe), % 42.4 to 52.5
0 to 0.1
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
0.030 to 0.35
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
7.0 to 9.0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.5