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CC751S Brass vs. SAE-AISI M7 Steel

CC751S brass belongs to the copper alloys classification, while SAE-AISI M7 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 CC751S brass and the bottom bar is SAE-AISI M7 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
77
Tensile Strength: Ultimate (UTS), MPa 450
760 to 2210

Thermal Properties

Latent Heat of Fusion, J/g 190
270
Melting Completion (Liquidus), °C 850
1560
Melting Onset (Solidus), °C 810
1510
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 110
28
Thermal Expansion, µm/m-K 20
12

Otherwise Unclassified Properties

Base Metal Price, % relative 24
18
Density, g/cm3 8.1
8.1
Embodied Carbon, kg CO2/kg material 2.8
8.9
Embodied Energy, MJ/kg 46
130
Embodied Water, L/kg 330
100

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 15
26 to 76
Strength to Weight: Bending, points 16
23 to 47
Thermal Diffusivity, mm2/s 35
7.8
Thermal Shock Resistance, points 15
24 to 69

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.5
0
Carbon (C), % 0
1.0 to 1.1
Chromium (Cr), % 0
3.5 to 4.0
Copper (Cu), % 62.7 to 66
0 to 0.25
Iron (Fe), % 0.25 to 0.5
79.8 to 83.8
Lead (Pb), % 0.8 to 2.2
0
Manganese (Mn), % 0 to 0.15
0.15 to 0.4
Molybdenum (Mo), % 0
8.2 to 9.2
Nickel (Ni), % 0 to 0.8
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0.65 to 1.1
0.2 to 0.55
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.8
0
Tungsten (W), % 0
1.4 to 2.1
Vanadium (V), % 0
1.8 to 2.3
Zinc (Zn), % 27.9 to 35.6
0