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CC484K Bronze vs. SAE-AISI 81B45 Steel

CC484K bronze belongs to the copper alloys classification, while SAE-AISI 81B45 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is CC484K bronze and the bottom bar is SAE-AISI 81B45 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100
160 to 200
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 11
12 to 24
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 41
73
Tensile Strength: Ultimate (UTS), MPa 330
540 to 670
Tensile Strength: Yield (Proof), MPa 200
350 to 560

Thermal Properties

Latent Heat of Fusion, J/g 190
250
Maximum Temperature: Mechanical, °C 170
410
Melting Completion (Liquidus), °C 1000
1460
Melting Onset (Solidus), °C 870
1420
Specific Heat Capacity, J/kg-K 370
470
Thermal Conductivity, W/m-K 70
40
Thermal Expansion, µm/m-K 18
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.1
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 37
2.3
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 3.9
1.5
Embodied Energy, MJ/kg 64
20
Embodied Water, L/kg 400
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 32
77 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 180
320 to 840
Stiffness to Weight: Axial, points 6.9
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 10
19 to 24
Strength to Weight: Bending, points 12
19 to 22
Thermal Diffusivity, mm2/s 22
11
Thermal Shock Resistance, points 12
17 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.1
0
Boron (B), % 0
0.00050 to 0.0030
Carbon (C), % 0
0.43 to 0.48
Chromium (Cr), % 0
0.35 to 0.55
Copper (Cu), % 84.5 to 87.5
0
Iron (Fe), % 0 to 0.2
97 to 98
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0 to 0.2
0.75 to 1.0
Molybdenum (Mo), % 0
0.080 to 0.15
Nickel (Ni), % 1.5 to 2.5
0.2 to 0.4
Phosphorus (P), % 0.050 to 0.4
0 to 0.035
Silicon (Si), % 0 to 0.010
0.15 to 0.35
Sulfur (S), % 0 to 0.050
0 to 0.040
Tin (Sn), % 11 to 13
0
Zinc (Zn), % 0 to 0.4
0