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C84000 Brass vs. ACI-ASTM CB7Cu-1 Steel

C84000 brass belongs to the copper alloys classification, while ACI-ASTM CB7Cu-1 steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C84000 brass and the bottom bar is ACI-ASTM CB7Cu-1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 65
300 to 420
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 27
5.7 to 11
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
76
Tensile Strength: Ultimate (UTS), MPa 250
960 to 1350
Tensile Strength: Yield (Proof), MPa 140
760 to 1180

Thermal Properties

Latent Heat of Fusion, J/g 190
280
Melting Completion (Liquidus), °C 1040
1430
Melting Onset (Solidus), °C 940
1500
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 72
17
Thermal Expansion, µm/m-K 18
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 17
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 30
13
Density, g/cm3 8.6
7.8
Embodied Carbon, kg CO2/kg material 3.0
2.6
Embodied Energy, MJ/kg 49
38
Embodied Water, L/kg 330
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 58
71 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 83
1500 to 3590
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 8.2
34 to 48
Strength to Weight: Bending, points 10
28 to 35
Thermal Diffusivity, mm2/s 22
4.6
Thermal Shock Resistance, points 9.0
32 to 45

Alloy Composition


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Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.020
0
Boron (B), % 0 to 0.1
0
Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0
15.5 to 17.7
Copper (Cu), % 82 to 89
2.5 to 3.2
Iron (Fe), % 0 to 0.4
72.3 to 78.4
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0 to 0.010
0 to 0.7
Nickel (Ni), % 0.5 to 2.0
3.6 to 4.6
Niobium (Nb), % 0
0 to 0.35
Nitrogen (N), % 0
0 to 0.050
Phosphorus (P), % 0 to 0.050
0 to 0.035
Silicon (Si), % 0 to 0.0050
0 to 1.0
Sulfur (S), % 0.1 to 0.65
0 to 0.030
Tin (Sn), % 2.0 to 4.0
0
Zinc (Zn), % 5.0 to 14
0
Zirconium (Zr), % 0 to 0.1
0
Residuals, % 0 to 0.7
0