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CC751S Brass vs. SAE-AISI M4 Steel

CC751S brass belongs to the copper alloys classification, while SAE-AISI M4 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 M4 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
76
Tensile Strength: Ultimate (UTS), MPa 450
770 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 190
260
Melting Completion (Liquidus), °C 850
1610
Melting Onset (Solidus), °C 810
1560
Specific Heat Capacity, J/kg-K 390
440
Thermal Conductivity, W/m-K 110
25
Thermal Expansion, µm/m-K 20
12

Otherwise Unclassified Properties

Base Metal Price, % relative 24
25
Density, g/cm3 8.1
8.3
Embodied Carbon, kg CO2/kg material 2.8
14
Embodied Energy, MJ/kg 46
210
Embodied Water, L/kg 330
110

Common Calculations

Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
23
Strength to Weight: Axial, points 15
26 to 72
Strength to Weight: Bending, points 16
23 to 45
Thermal Diffusivity, mm2/s 35
6.9
Thermal Shock Resistance, points 15
24 to 68

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.5
0
Carbon (C), % 0
1.3 to 1.4
Chromium (Cr), % 0
3.8 to 4.8
Copper (Cu), % 62.7 to 66
0 to 0.25
Iron (Fe), % 0.25 to 0.5
75.9 to 81.4
Lead (Pb), % 0.8 to 2.2
0
Manganese (Mn), % 0 to 0.15
0.15 to 0.4
Molybdenum (Mo), % 0
4.3 to 5.5
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 0.45
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.8
0
Tungsten (W), % 0
5.3 to 6.5
Vanadium (V), % 0
3.8 to 4.5
Zinc (Zn), % 27.9 to 35.6
0