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SAE-AISI T6 Steel vs. C69400 Brass

SAE-AISI T6 steel belongs to the iron alloys classification, while C69400 brass belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T6 steel and the bottom bar is C69400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 81
42
Tensile Strength: Ultimate (UTS), MPa 880 to 2150
570

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Melting Completion (Liquidus), °C 1830
920
Melting Onset (Solidus), °C 1770
820
Specific Heat Capacity, J/kg-K 400
410
Thermal Conductivity, W/m-K 18
26
Thermal Expansion, µm/m-K 12
18

Otherwise Unclassified Properties

Base Metal Price, % relative 70
27
Density, g/cm3 9.5
8.3
Embodied Carbon, kg CO2/kg material 11
2.7
Embodied Energy, MJ/kg 170
44
Embodied Water, L/kg 160
300

Common Calculations

Stiffness to Weight: Axial, points 12
7.4
Stiffness to Weight: Bending, points 21
19
Strength to Weight: Axial, points 26 to 63
19
Strength to Weight: Bending, points 21 to 39
18
Thermal Diffusivity, mm2/s 4.7
7.7
Thermal Shock Resistance, points 26 to 64
20

Alloy Composition

Carbon (C), % 0.75 to 0.85
0
Chromium (Cr), % 4.0 to 4.8
0
Cobalt (Co), % 11 to 13
0
Copper (Cu), % 0 to 0.25
80 to 83
Iron (Fe), % 55.9 to 63.5
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0.2 to 0.4
0
Molybdenum (Mo), % 0.4 to 1.0
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.4
3.5 to 4.5
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 18.5 to 21
0
Vanadium (V), % 1.5 to 2.1
0
Zinc (Zn), % 0
11.5 to 16.5
Residuals, % 0
0 to 0.5