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ACI-ASTM CB30 Steel vs. C83300 Brass

ACI-ASTM CB30 steel belongs to the iron alloys classification, while C83300 brass belongs to the copper alloys. There are 27 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 ACI-ASTM CB30 steel and the bottom bar is C83300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
35
Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
42
Tensile Strength: Ultimate (UTS), MPa 500
220
Tensile Strength: Yield (Proof), MPa 230
69

Thermal Properties

Latent Heat of Fusion, J/g 290
200
Maximum Temperature: Mechanical, °C 940
180
Melting Completion (Liquidus), °C 1430
1060
Melting Onset (Solidus), °C 1380
1030
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 21
160
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
32
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
33

Otherwise Unclassified Properties

Base Metal Price, % relative 10
30
Density, g/cm3 7.7
8.8
Embodied Carbon, kg CO2/kg material 2.3
2.7
Embodied Energy, MJ/kg 33
44
Embodied Water, L/kg 130
320

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 140
21
Stiffness to Weight: Axial, points 14
7.0
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 18
6.9
Strength to Weight: Bending, points 18
9.2
Thermal Diffusivity, mm2/s 5.6
48
Thermal Shock Resistance, points 17
7.9

Alloy Composition

Carbon (C), % 0 to 0.3
0
Chromium (Cr), % 18 to 21
0
Copper (Cu), % 0 to 1.2
92 to 94
Iron (Fe), % 72.9 to 82
0
Lead (Pb), % 0
1.0 to 2.0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 2.0
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.5
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