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SAE-AISI M41 Steel vs. C37700 Brass

SAE-AISI M41 steel belongs to the iron alloys classification, while C37700 brass belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M41 steel and the bottom bar is C37700 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
400

Thermal Properties

Latent Heat of Fusion, J/g 260
170
Melting Completion (Liquidus), °C 1600
890
Melting Onset (Solidus), °C 1550
880
Specific Heat Capacity, J/kg-K 440
380
Thermal Conductivity, W/m-K 22
120
Thermal Expansion, µm/m-K 12
21

Otherwise Unclassified Properties

Base Metal Price, % relative 33
23
Density, g/cm3 8.4
8.1
Embodied Carbon, kg CO2/kg material 9.1
2.6
Embodied Energy, MJ/kg 140
45
Embodied Water, L/kg 120
320

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
14
Strength to Weight: Bending, points 23 to 46
15
Thermal Diffusivity, mm2/s 6.0
39
Thermal Shock Resistance, points 25 to 71
13

Alloy Composition

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
58 to 61
Iron (Fe), % 73.4 to 78.9
0 to 0.3
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
Tungsten (W), % 6.3 to 7.0
0
Vanadium (V), % 1.8 to 2.3
0
Zinc (Zn), % 0
35.7 to 40.5
Residuals, % 0
0 to 0.5