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C94400 Bronze vs. ACI-ASTM CK3MCuN Steel

C94400 bronze belongs to the copper alloys classification, while ACI-ASTM CK3MCuN steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C94400 bronze and the bottom bar is ACI-ASTM CK3MCuN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
180
Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 18
39
Poisson's Ratio 0.35
0.28
Shear Modulus, GPa 37
80
Tensile Strength: Ultimate (UTS), MPa 220
620
Tensile Strength: Yield (Proof), MPa 110
290

Thermal Properties

Latent Heat of Fusion, J/g 180
300
Maximum Temperature: Mechanical, °C 150
1090
Melting Completion (Liquidus), °C 940
1460
Melting Onset (Solidus), °C 790
1350
Specific Heat Capacity, J/kg-K 350
460
Thermal Conductivity, W/m-K 52
12
Thermal Expansion, µm/m-K 19
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 9.9
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 32
29
Density, g/cm3 9.1
8.0
Embodied Carbon, kg CO2/kg material 3.4
5.6
Embodied Energy, MJ/kg 54
76
Embodied Water, L/kg 390
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
200
Resilience: Unit (Modulus of Resilience), kJ/m3 60
210
Stiffness to Weight: Axial, points 6.1
14
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 6.8
21
Strength to Weight: Bending, points 9.0
20
Thermal Diffusivity, mm2/s 17
3.2
Thermal Shock Resistance, points 8.3
14

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.8
0
Carbon (C), % 0
0 to 0.025
Chromium (Cr), % 0
19.5 to 20.5
Copper (Cu), % 76.1 to 84
0.5 to 1.0
Iron (Fe), % 0 to 0.15
49.5 to 56.3
Lead (Pb), % 9.0 to 12
0
Manganese (Mn), % 0
0 to 1.2
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 0 to 1.0
17.5 to 19.5
Nitrogen (N), % 0
0.18 to 0.24
Phosphorus (P), % 0 to 0.050
0 to 0.045
Silicon (Si), % 0 to 0.0050
0 to 1.0
Sulfur (S), % 0 to 0.080
0 to 0.010
Tin (Sn), % 7.0 to 9.0
0
Zinc (Zn), % 0 to 0.8
0