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SAE-AISI M41 Steel vs. C38000 Brass

SAE-AISI M41 steel belongs to the iron alloys classification, while C38000 brass belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M41 steel and the bottom bar is C38000 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
39
Tensile Strength: Ultimate (UTS), MPa 800 to 2290
380

Thermal Properties

Latent Heat of Fusion, J/g 260
170
Melting Completion (Liquidus), °C 1600
800
Melting Onset (Solidus), °C 1550
760
Specific Heat Capacity, J/kg-K 440
380
Thermal Conductivity, W/m-K 22
110
Thermal Expansion, µm/m-K 12
21

Otherwise Unclassified Properties

Base Metal Price, % relative 33
22
Density, g/cm3 8.4
8.0
Embodied Carbon, kg CO2/kg material 9.1
2.7
Embodied Energy, MJ/kg 140
46
Embodied Water, L/kg 120
330

Common Calculations

Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 26 to 76
13
Strength to Weight: Bending, points 23 to 46
14
Thermal Diffusivity, mm2/s 6.0
37
Thermal Shock Resistance, points 25 to 71
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Carbon (C), % 1.1 to 1.2
0
Chromium (Cr), % 3.8 to 4.5
0
Cobalt (Co), % 4.8 to 5.8
0
Copper (Cu), % 0 to 0.25
55 to 60
Iron (Fe), % 73.4 to 78.9
0 to 0.35
Lead (Pb), % 0
1.5 to 2.5
Manganese (Mn), % 0.2 to 0.6
0
Molybdenum (Mo), % 3.3 to 4.3
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.5
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.3
Tungsten (W), % 6.3 to 7.0
0
Vanadium (V), % 1.8 to 2.3
0
Zinc (Zn), % 0
35.9 to 43.5
Residuals, % 0
0 to 0.5