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CC480K Bronze vs. SAE-AISI 4340M Steel

CC480K bronze belongs to the copper alloys classification, while SAE-AISI 4340M steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is CC480K bronze and the bottom bar is SAE-AISI 4340M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 88
710
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 13
6.0
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 41
72
Tensile Strength: Ultimate (UTS), MPa 300
2340
Tensile Strength: Yield (Proof), MPa 180
1240

Thermal Properties

Latent Heat of Fusion, J/g 190
280
Maximum Temperature: Mechanical, °C 170
430
Melting Completion (Liquidus), °C 1010
1440
Melting Onset (Solidus), °C 900
1400
Specific Heat Capacity, J/kg-K 370
480
Thermal Conductivity, W/m-K 63
38
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 11
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 35
3.9
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 3.7
1.9
Embodied Energy, MJ/kg 59
26
Embodied Water, L/kg 390
55

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35
120
Resilience: Unit (Modulus of Resilience), kJ/m3 140
4120
Stiffness to Weight: Axial, points 6.9
13
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 9.6
84
Strength to Weight: Bending, points 11
51
Thermal Diffusivity, mm2/s 20
10
Thermal Shock Resistance, points 11
70

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.2
0
Carbon (C), % 0
0.38 to 0.43
Chromium (Cr), % 0
0.7 to 1.0
Copper (Cu), % 86 to 90
0
Iron (Fe), % 0 to 0.2
93.3 to 94.8
Lead (Pb), % 0 to 1.0
0
Manganese (Mn), % 0 to 0.1
0.65 to 0.9
Molybdenum (Mo), % 0
0.35 to 0.45
Nickel (Ni), % 0 to 2.0
1.7 to 2.0
Phosphorus (P), % 0 to 0.2
0 to 0.012
Silicon (Si), % 0 to 0.020
1.5 to 1.8
Sulfur (S), % 0 to 0.050
0 to 0.012
Tin (Sn), % 9.0 to 11
0
Vanadium (V), % 0
0.050 to 0.1
Zinc (Zn), % 0 to 0.5
0