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ACI-ASTM CG12 Steel vs. C83300 Brass

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

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 18
30
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 3.3
2.7
Embodied Energy, MJ/kg 48
44
Embodied Water, L/kg 160
320

Common Calculations

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

Alloy Composition

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