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SAE-AISI T8 Steel vs. C85700 Brass

SAE-AISI T8 steel belongs to the iron alloys classification, while C85700 brass belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T8 steel and the bottom bar is C85700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 78
40
Tensile Strength: Ultimate (UTS), MPa 780 to 2140
310

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Melting Completion (Liquidus), °C 1730
940
Melting Onset (Solidus), °C 1670
910
Specific Heat Capacity, J/kg-K 420
380
Thermal Conductivity, W/m-K 18
84
Thermal Expansion, µm/m-K 12
21

Otherwise Unclassified Properties

Base Metal Price, % relative 45
24
Density, g/cm3 9.0
8.0
Embodied Carbon, kg CO2/kg material 10
2.8
Embodied Energy, MJ/kg 160
47
Embodied Water, L/kg 120
330

Common Calculations

Stiffness to Weight: Axial, points 12
7.2
Stiffness to Weight: Bending, points 22
20
Strength to Weight: Axial, points 24 to 66
11
Strength to Weight: Bending, points 21 to 41
13
Thermal Diffusivity, mm2/s 4.8
27
Thermal Shock Resistance, points 24 to 66
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.8
Carbon (C), % 0.75 to 0.85
0
Chromium (Cr), % 3.8 to 4.5
0
Cobalt (Co), % 4.3 to 5.8
0
Copper (Cu), % 0 to 0.25
58 to 64
Iron (Fe), % 69.3 to 75.4
0 to 0.7
Lead (Pb), % 0
0.8 to 1.5
Manganese (Mn), % 0.2 to 0.4
0
Molybdenum (Mo), % 0.4 to 1.0
0
Nickel (Ni), % 0 to 0.3
0 to 1.0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.4
0 to 0.050
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.5 to 1.5
Tungsten (W), % 13.3 to 14.8
0
Vanadium (V), % 1.8 to 2.4
0
Zinc (Zn), % 0
32 to 40
Residuals, % 0
0 to 1.3