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ACI-ASTM CD4MCu Steel vs. CC480K Bronze

ACI-ASTM CD4MCu steel belongs to the iron alloys classification, while CC480K 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 CD4MCu steel and the bottom bar is CC480K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 18
13
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 79
41
Tensile Strength: Ultimate (UTS), MPa 770
300
Tensile Strength: Yield (Proof), MPa 550
180

Thermal Properties

Latent Heat of Fusion, J/g 300
190
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1430
1010
Melting Onset (Solidus), °C 1380
900
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 17
63
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
11
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
11

Otherwise Unclassified Properties

Base Metal Price, % relative 18
35
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 3.5
3.7
Embodied Energy, MJ/kg 49
59
Embodied Water, L/kg 180
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
35
Resilience: Unit (Modulus of Resilience), kJ/m3 760
140
Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 28
9.6
Strength to Weight: Bending, points 24
11
Thermal Diffusivity, mm2/s 4.5
20
Thermal Shock Resistance, points 21
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 24.5 to 26.5
0
Copper (Cu), % 2.8 to 3.3
86 to 90
Iron (Fe), % 59.9 to 66.3
0 to 0.2
Lead (Pb), % 0
0 to 1.0
Manganese (Mn), % 0 to 1.0
0 to 0.1
Molybdenum (Mo), % 1.8 to 2.3
0
Nickel (Ni), % 4.8 to 6.0
0 to 2.0
Phosphorus (P), % 0 to 0.040
0 to 0.2
Silicon (Si), % 0 to 1.0
0 to 0.020
Sulfur (S), % 0 to 0.040
0 to 0.050
Tin (Sn), % 0
9.0 to 11
Zinc (Zn), % 0
0 to 0.5