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C84500 Brass vs. SAE-AISI 1020 Steel

C84500 brass belongs to the copper alloys classification, while SAE-AISI 1020 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 C84500 brass and the bottom bar is SAE-AISI 1020 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
120 to 130
Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 28
17 to 28
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 39
73
Tensile Strength: Ultimate (UTS), MPa 240
430 to 460
Tensile Strength: Yield (Proof), MPa 97
240 to 380

Thermal Properties

Latent Heat of Fusion, J/g 180
250
Maximum Temperature: Mechanical, °C 150
400
Melting Completion (Liquidus), °C 980
1460
Melting Onset (Solidus), °C 840
1420
Specific Heat Capacity, J/kg-K 360
470
Thermal Conductivity, W/m-K 72
52
Thermal Expansion, µm/m-K 19
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
11
Electrical Conductivity: Equal Weight (Specific), % IACS 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 28
1.8
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 2.9
1.4
Embodied Energy, MJ/kg 47
18
Embodied Water, L/kg 340
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
72 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 45
150 to 380
Stiffness to Weight: Axial, points 6.6
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 7.7
15 to 16
Strength to Weight: Bending, points 9.8
16 to 17
Thermal Diffusivity, mm2/s 23
14
Thermal Shock Resistance, points 8.6
13 to 14

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Carbon (C), % 0
0.18 to 0.23
Copper (Cu), % 77 to 79
0
Iron (Fe), % 0 to 0.4
99.08 to 99.52
Lead (Pb), % 6.0 to 7.5
0
Manganese (Mn), % 0
0.3 to 0.6
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0 to 0.050
Tin (Sn), % 2.0 to 4.0
0
Zinc (Zn), % 10 to 14
0
Residuals, % 0 to 0.7
0