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SAE-AISI A2 Steel vs. C66300 Brass

SAE-AISI A2 steel belongs to the iron alloys classification, while C66300 brass belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI A2 steel and the bottom bar is C66300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 74
42
Tensile Strength: Ultimate (UTS), MPa 710 to 2040
460 to 810

Thermal Properties

Latent Heat of Fusion, J/g 260
200
Melting Completion (Liquidus), °C 1450
1050
Melting Onset (Solidus), °C 1410
1000
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 38
110
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.2
25
Electrical Conductivity: Equal Weight (Specific), % IACS 9.5
26

Otherwise Unclassified Properties

Base Metal Price, % relative 5.5
29
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 38
46
Embodied Water, L/kg 73
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 25 to 73
15 to 26
Strength to Weight: Bending, points 23 to 46
15 to 22
Thermal Diffusivity, mm2/s 10
32
Thermal Shock Resistance, points 25 to 71
16 to 28

Alloy Composition

Carbon (C), % 1.0 to 1.1
0
Chromium (Cr), % 4.8 to 5.5
0
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 0 to 0.25
84.5 to 87.5
Iron (Fe), % 89.4 to 93.3
1.4 to 2.4
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0.9 to 1.4
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.35
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.5 to 3.0
Vanadium (V), % 0.15 to 0.5
0
Zinc (Zn), % 0
6.0 to 12.8
Residuals, % 0
0 to 0.5