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C83300 Brass vs. ACI-ASTM CB7Cu-2 Steel

C83300 brass belongs to the copper alloys classification, while ACI-ASTM CB7Cu-2 steel belongs to the iron alloys. There are 28 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 C83300 brass and the bottom bar is ACI-ASTM CB7Cu-2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 35
300 to 420
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 35
5.7 to 11
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 42
75
Tensile Strength: Ultimate (UTS), MPa 220
960 to 1350
Tensile Strength: Yield (Proof), MPa 69
760 to 1180

Thermal Properties

Latent Heat of Fusion, J/g 200
280
Melting Completion (Liquidus), °C 1060
1430
Melting Onset (Solidus), °C 1030
1380
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 160
17
Thermal Expansion, µm/m-K 18
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 33
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 30
13
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 44
38
Embodied Water, L/kg 320
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
71 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 21
1510 to 3600
Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.9
34 to 48
Strength to Weight: Bending, points 9.2
28 to 35
Thermal Diffusivity, mm2/s 48
4.6
Thermal Shock Resistance, points 7.9
32 to 45

Alloy Composition

Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0
14 to 15.5
Copper (Cu), % 92 to 94
2.5 to 3.2
Iron (Fe), % 0
73.6 to 79
Lead (Pb), % 1.0 to 2.0
0
Manganese (Mn), % 0
0 to 0.7
Nickel (Ni), % 0
4.5 to 5.5
Niobium (Nb), % 0
0 to 0.35
Nitrogen (N), % 0
0 to 0.050
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 1.0 to 2.0
0
Zinc (Zn), % 2.0 to 6.0
0
Residuals, % 0 to 0.7
0