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C83300 Brass vs. ACI-ASTM CG12 Steel

C83300 brass belongs to the copper alloys classification, while ACI-ASTM CG12 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 C83300 brass and the bottom bar is ACI-ASTM CG12 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 35
160
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 35
40
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 42
78
Tensile Strength: Ultimate (UTS), MPa 220
550
Tensile Strength: Yield (Proof), MPa 69
220

Thermal Properties

Latent Heat of Fusion, J/g 200
300
Maximum Temperature: Mechanical, °C 180
1040
Melting Completion (Liquidus), °C 1060
1410
Melting Onset (Solidus), °C 1030
1370
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 160
15
Thermal Expansion, µm/m-K 18
16

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
18
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.3
Embodied Energy, MJ/kg 44
48
Embodied Water, L/kg 320
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
180
Resilience: Unit (Modulus of Resilience), kJ/m3 21
120
Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.9
20
Strength to Weight: Bending, points 9.2
19
Thermal Diffusivity, mm2/s 48
4.0
Thermal Shock Resistance, points 7.9
12

Alloy Composition

Carbon (C), % 0
0 to 0.12
Chromium (Cr), % 0
20 to 23
Copper (Cu), % 92 to 94
0
Iron (Fe), % 0
60.3 to 70
Lead (Pb), % 1.0 to 2.0
0
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
10 to 13
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 2.0
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 1.0 to 2.0
0
Zinc (Zn), % 2.0 to 6.0
0
Residuals, % 0 to 0.7
0