MakeItFrom.com
Menu (ESC)

C68800 Brass vs. SAE-AISI T4 Steel

C68800 brass belongs to the copper alloys classification, while SAE-AISI T4 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is C68800 brass and the bottom bar is SAE-AISI T4 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
80
Tensile Strength: Ultimate (UTS), MPa 570 to 890
800 to 2140

Thermal Properties

Latent Heat of Fusion, J/g 190
250
Melting Completion (Liquidus), °C 960
1810
Melting Onset (Solidus), °C 950
1750
Specific Heat Capacity, J/kg-K 400
410
Thermal Conductivity, W/m-K 40
21
Thermal Expansion, µm/m-K 19
12

Otherwise Unclassified Properties

Base Metal Price, % relative 26
55
Density, g/cm3 8.2
9.4
Embodied Carbon, kg CO2/kg material 2.8
8.5
Embodied Energy, MJ/kg 48
130
Embodied Water, L/kg 350
120

Common Calculations

Stiffness to Weight: Axial, points 7.3
12
Stiffness to Weight: Bending, points 19
21
Strength to Weight: Axial, points 19 to 30
24 to 64
Strength to Weight: Bending, points 19 to 25
20 to 39
Thermal Diffusivity, mm2/s 12
5.4
Thermal Shock Resistance, points 19 to 30
24 to 64

Alloy Composition

Aluminum (Al), % 3.0 to 3.8
0
Carbon (C), % 0
0.7 to 0.8
Chromium (Cr), % 0
3.8 to 4.5
Cobalt (Co), % 0.25 to 0.55
4.3 to 5.8
Copper (Cu), % 70.8 to 75.5
0 to 0.25
Iron (Fe), % 0 to 0.2
66.3 to 72.3
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0.1 to 0.4
Molybdenum (Mo), % 0
0.4 to 1.0
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.2 to 0.4
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
17.5 to 19
Vanadium (V), % 0
0.8 to 1.2
Zinc (Zn), % 21.3 to 24.1
0
Residuals, % 0 to 0.5
0