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C94400 Bronze vs. SAE-AISI 1045 Steel

C94400 bronze belongs to the copper alloys classification, while SAE-AISI 1045 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 SAE-AISI 1045 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
180 to 190
Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 18
13 to 18
Poisson's Ratio 0.35
0.29
Shear Modulus, GPa 37
72
Tensile Strength: Ultimate (UTS), MPa 220
620 to 680
Tensile Strength: Yield (Proof), MPa 110
330 to 580

Thermal Properties

Latent Heat of Fusion, J/g 180
250
Maximum Temperature: Mechanical, °C 150
400
Melting Completion (Liquidus), °C 940
1460
Melting Onset (Solidus), °C 790
1420
Specific Heat Capacity, J/kg-K 350
470
Thermal Conductivity, W/m-K 52
51
Thermal Expansion, µm/m-K 19
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.9
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 32
1.8
Density, g/cm3 9.1
7.8
Embodied Carbon, kg CO2/kg material 3.4
1.4
Embodied Energy, MJ/kg 54
18
Embodied Water, L/kg 390
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
84 to 93
Resilience: Unit (Modulus of Resilience), kJ/m3 60
300 to 900
Stiffness to Weight: Axial, points 6.1
13
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 6.8
22 to 24
Strength to Weight: Bending, points 9.0
21 to 22
Thermal Diffusivity, mm2/s 17
14
Thermal Shock Resistance, points 8.3
20 to 22

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.8
0
Carbon (C), % 0
0.43 to 0.5
Copper (Cu), % 76.1 to 84
0
Iron (Fe), % 0 to 0.15
98.5 to 99
Lead (Pb), % 9.0 to 12
0
Manganese (Mn), % 0
0.6 to 0.9
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.050
0 to 0.040
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0 to 0.050
Tin (Sn), % 7.0 to 9.0
0
Zinc (Zn), % 0 to 0.8
0