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C27000 Brass vs. SAE-AISI A2 Steel

C27000 brass belongs to the copper alloys classification, while SAE-AISI A2 steel belongs to the iron alloys. There are 23 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 C27000 brass and the bottom bar is SAE-AISI A2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
74
Tensile Strength: Ultimate (UTS), MPa 370 to 650
710 to 2040

Thermal Properties

Latent Heat of Fusion, J/g 180
260
Melting Completion (Liquidus), °C 930
1450
Melting Onset (Solidus), °C 900
1410
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
38
Thermal Expansion, µm/m-K 20
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 30
9.5

Otherwise Unclassified Properties

Base Metal Price, % relative 24
5.5
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 45
38
Embodied Water, L/kg 320
73

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13 to 22
25 to 73
Strength to Weight: Bending, points 14 to 21
23 to 46
Thermal Diffusivity, mm2/s 37
10
Thermal Shock Resistance, points 12 to 22
25 to 71

Alloy Composition

Carbon (C), % 0
1.0 to 1.1
Chromium (Cr), % 0
4.8 to 5.5
Copper (Cu), % 63 to 68.5
0 to 0.25
Iron (Fe), % 0 to 0.1
89.4 to 93.3
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0.9 to 1.4
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0.15 to 0.5
Zinc (Zn), % 31 to 37
0
Residuals, % 0 to 0.3
0