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C99400 Brass vs. SAE-AISI M43 Steel

C99400 brass belongs to the copper alloys classification, while SAE-AISI M43 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C99400 brass and the bottom bar is SAE-AISI M43 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
77
Tensile Strength: Ultimate (UTS), MPa 460 to 550
810 to 2290

Thermal Properties

Latent Heat of Fusion, J/g 230
270
Melting Completion (Liquidus), °C 1070
1550
Melting Onset (Solidus), °C 1020
1500
Specific Heat Capacity, J/kg-K 400
450
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 30
33
Density, g/cm3 8.7
8.2
Embodied Carbon, kg CO2/kg material 2.8
8.5
Embodied Energy, MJ/kg 45
120
Embodied Water, L/kg 310
140

Common Calculations

Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 15 to 17
27 to 77
Strength to Weight: Bending, points 15 to 17
24 to 47
Thermal Shock Resistance, points 16 to 19
25 to 71

Alloy Composition

Aluminum (Al), % 0.5 to 2.0
0
Carbon (C), % 0
1.2 to 1.3
Chromium (Cr), % 0
3.5 to 4.3
Cobalt (Co), % 0
7.8 to 8.8
Copper (Cu), % 83.5 to 96.5
0 to 0.25
Iron (Fe), % 1.0 to 3.0
70.8 to 76
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.5
0.2 to 0.4
Molybdenum (Mo), % 0
7.5 to 8.5
Nickel (Ni), % 1.0 to 3.5
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0.5 to 2.0
0.15 to 0.65
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
2.3 to 3.0
Vanadium (V), % 0
1.5 to 1.8
Zinc (Zn), % 0.5 to 5.0
0
Residuals, % 0 to 0.3
0