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ACI-ASTM CK3MCuN Steel vs. C94300 Bronze

ACI-ASTM CK3MCuN steel belongs to the iron alloys classification, while C94300 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CK3MCuN steel and the bottom bar is C94300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
87
Elongation at Break, % 39
9.7
Poisson's Ratio 0.28
0.36
Shear Modulus, GPa 80
32
Tensile Strength: Ultimate (UTS), MPa 620
180
Tensile Strength: Yield (Proof), MPa 290
120

Thermal Properties

Latent Heat of Fusion, J/g 300
150
Maximum Temperature: Mechanical, °C 1090
110
Melting Completion (Liquidus), °C 1460
820
Melting Onset (Solidus), °C 1350
760
Specific Heat Capacity, J/kg-K 460
320
Thermal Conductivity, W/m-K 12
63
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 29
28
Density, g/cm3 8.0
9.3
Embodied Carbon, kg CO2/kg material 5.6
2.9
Embodied Energy, MJ/kg 76
47
Embodied Water, L/kg 190
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
15
Resilience: Unit (Modulus of Resilience), kJ/m3 210
77
Stiffness to Weight: Axial, points 14
5.2
Stiffness to Weight: Bending, points 24
16
Strength to Weight: Axial, points 21
5.2
Strength to Weight: Bending, points 20
7.4
Thermal Diffusivity, mm2/s 3.2
21
Thermal Shock Resistance, points 14
7.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Carbon (C), % 0 to 0.025
0
Chromium (Cr), % 19.5 to 20.5
0
Copper (Cu), % 0.5 to 1.0
67 to 72
Iron (Fe), % 49.5 to 56.3
0 to 0.15
Lead (Pb), % 0
23 to 27
Manganese (Mn), % 0 to 1.2
0
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 17.5 to 19.5
0 to 1.0
Nitrogen (N), % 0.18 to 0.24
0
Phosphorus (P), % 0 to 0.045
0 to 1.5
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0 to 0.010
0 to 0.080
Tin (Sn), % 0
4.5 to 6.0
Zinc (Zn), % 0
0 to 0.8
Residuals, % 0
0 to 1.0