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ACI-ASTM CA40 Steel vs. C94400 Bronze

ACI-ASTM CA40 steel belongs to the iron alloys classification, while C94400 bronze belongs to the copper 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 ACI-ASTM CA40 steel and the bottom bar is C94400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 310
55
Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 10
18
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 76
37
Tensile Strength: Ultimate (UTS), MPa 910
220
Tensile Strength: Yield (Proof), MPa 860
110

Thermal Properties

Latent Heat of Fusion, J/g 280
180
Maximum Temperature: Mechanical, °C 750
150
Melting Completion (Liquidus), °C 1440
940
Melting Onset (Solidus), °C 1500
790
Specific Heat Capacity, J/kg-K 480
350
Thermal Conductivity, W/m-K 25
52
Thermal Expansion, µm/m-K 10
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
10
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
32
Density, g/cm3 7.7
9.1
Embodied Carbon, kg CO2/kg material 2.0
3.4
Embodied Energy, MJ/kg 28
54
Embodied Water, L/kg 100
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 89
33
Resilience: Unit (Modulus of Resilience), kJ/m3 1910
60
Stiffness to Weight: Axial, points 14
6.1
Stiffness to Weight: Bending, points 25
17
Strength to Weight: Axial, points 33
6.8
Strength to Weight: Bending, points 27
9.0
Thermal Diffusivity, mm2/s 6.7
17
Thermal Shock Resistance, points 33
8.3

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Carbon (C), % 0.2 to 0.4
0
Chromium (Cr), % 11.5 to 14
0
Copper (Cu), % 0
76.1 to 84
Iron (Fe), % 81.5 to 88.3
0 to 0.15
Lead (Pb), % 0
9.0 to 12
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0 to 0.040
0 to 0.050
Silicon (Si), % 0 to 1.5
0 to 0.0050
Sulfur (S), % 0 to 0.040
0 to 0.080
Tin (Sn), % 0
7.0 to 9.0
Zinc (Zn), % 0
0 to 0.8