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CC761S Brass vs. SAE-AISI T4 Steel

CC761S 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 (9, in this case) are not shown.

For each property being compared, the top bar is CC761S 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 0.33
0.29
Shear Modulus, GPa 42
80
Tensile Strength: Ultimate (UTS), MPa 540
800 to 2140

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Melting Completion (Liquidus), °C 960
1810
Melting Onset (Solidus), °C 910
1750
Specific Heat Capacity, J/kg-K 410
410
Thermal Conductivity, W/m-K 27
21
Thermal Expansion, µm/m-K 18
12

Otherwise Unclassified Properties

Base Metal Price, % relative 27
55
Density, g/cm3 8.3
9.4
Embodied Carbon, kg CO2/kg material 2.7
8.5
Embodied Energy, MJ/kg 45
130
Embodied Water, L/kg 300
120

Common Calculations

Stiffness to Weight: Axial, points 7.4
12
Stiffness to Weight: Bending, points 19
21
Strength to Weight: Axial, points 18
24 to 64
Strength to Weight: Bending, points 18
20 to 39
Thermal Diffusivity, mm2/s 8.0
5.4
Thermal Shock Resistance, points 19
24 to 64

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.050
0
Carbon (C), % 0
0.7 to 0.8
Chromium (Cr), % 0
3.8 to 4.5
Cobalt (Co), % 0
4.3 to 5.8
Copper (Cu), % 78 to 83
0 to 0.25
Iron (Fe), % 0 to 0.6
66.3 to 72.3
Lead (Pb), % 0 to 0.8
0
Manganese (Mn), % 0 to 0.2
0.1 to 0.4
Molybdenum (Mo), % 0
0.4 to 1.0
Nickel (Ni), % 0 to 1.0
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 3.0 to 5.0
0.2 to 0.4
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.3
0
Tungsten (W), % 0
17.5 to 19
Vanadium (V), % 0
0.8 to 1.2
Zinc (Zn), % 8.9 to 19
0