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CC761S Brass vs. SAE-AISI M3 Class 2 Steel

CC761S brass belongs to the copper alloys classification, while SAE-AISI M3 class 2 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 M3 class 2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 42
77
Tensile Strength: Ultimate (UTS), MPa 540
770 to 2210

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Melting Completion (Liquidus), °C 960
1620
Melting Onset (Solidus), °C 910
1570
Specific Heat Capacity, J/kg-K 410
440
Thermal Conductivity, W/m-K 27
26
Thermal Expansion, µm/m-K 18
12

Otherwise Unclassified Properties

Base Metal Price, % relative 27
25
Density, g/cm3 8.3
8.3
Embodied Carbon, kg CO2/kg material 2.7
12
Embodied Energy, MJ/kg 45
180
Embodied Water, L/kg 300
110

Common Calculations

Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 19
23
Strength to Weight: Axial, points 18
26 to 74
Strength to Weight: Bending, points 18
22 to 45
Thermal Diffusivity, mm2/s 8.0
7.2
Thermal Shock Resistance, points 19
24 to 69

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.050
0
Carbon (C), % 0
1.2 to 1.3
Chromium (Cr), % 0
3.8 to 4.5
Copper (Cu), % 78 to 83
0 to 0.25
Iron (Fe), % 0 to 0.6
75.8 to 82.3
Lead (Pb), % 0 to 0.8
0
Manganese (Mn), % 0 to 0.2
0.15 to 0.4
Molybdenum (Mo), % 0
4.8 to 6.5
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 0.45
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.3
0
Tungsten (W), % 0
5.0 to 6.8
Vanadium (V), % 0
2.8 to 3.8
Zinc (Zn), % 8.9 to 19
0