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SAE-AISI M43 Steel vs. C48200 Brass

SAE-AISI M43 steel belongs to the iron alloys classification, while C48200 brass belongs to the copper 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 SAE-AISI M43 steel and the bottom bar is C48200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 810 to 2290
400 to 500

Thermal Properties

Latent Heat of Fusion, J/g 270
170
Melting Completion (Liquidus), °C 1550
900
Melting Onset (Solidus), °C 1500
890
Specific Heat Capacity, J/kg-K 450
380
Thermal Conductivity, W/m-K 19
120
Thermal Expansion, µm/m-K 12
21

Otherwise Unclassified Properties

Base Metal Price, % relative 33
23
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 8.5
2.7
Embodied Energy, MJ/kg 120
47
Embodied Water, L/kg 140
330

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 27 to 77
14 to 17
Strength to Weight: Bending, points 24 to 47
15 to 17
Thermal Diffusivity, mm2/s 5.3
38
Thermal Shock Resistance, points 25 to 71
13 to 16

Alloy Composition

Carbon (C), % 1.2 to 1.3
0
Chromium (Cr), % 3.5 to 4.3
0
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
59 to 62
Iron (Fe), % 70.8 to 76
0 to 0.1
Lead (Pb), % 0
0.4 to 1.0
Manganese (Mn), % 0.2 to 0.4
0
Molybdenum (Mo), % 7.5 to 8.5
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.65
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.5 to 1.0
Tungsten (W), % 2.3 to 3.0
0
Vanadium (V), % 1.5 to 1.8
0
Zinc (Zn), % 0
35.5 to 40.1
Residuals, % 0
0 to 0.4