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SAE-AISI M3 Class 1 Steel vs. C49300 Brass

SAE-AISI M3 class 1 steel belongs to the iron alloys classification, while C49300 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 M3 class 1 steel and the bottom bar is C49300 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 770 to 2150
430 to 520

Thermal Properties

Latent Heat of Fusion, J/g 260
170
Melting Completion (Liquidus), °C 1610
880
Melting Onset (Solidus), °C 1570
840
Specific Heat Capacity, J/kg-K 440
380
Thermal Conductivity, W/m-K 26
88
Thermal Expansion, µm/m-K 12
20

Otherwise Unclassified Properties

Base Metal Price, % relative 25
26
Density, g/cm3 8.3
8.0
Embodied Carbon, kg CO2/kg material 10
3.0
Embodied Energy, MJ/kg 150
50
Embodied Water, L/kg 100
370

Common Calculations

Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 26 to 72
15 to 18
Strength to Weight: Bending, points 22 to 44
16 to 18
Thermal Diffusivity, mm2/s 7.2
29
Thermal Shock Resistance, points 24 to 67
14 to 18

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Antimony (Sb), % 0
0 to 0.5
Bismuth (Bi), % 0
0.5 to 2.0
Carbon (C), % 1.0 to 1.1
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
58 to 62
Iron (Fe), % 76.9 to 82.9
0 to 0.1
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0.15 to 0.4
0 to 0.030
Molybdenum (Mo), % 4.8 to 6.5
0
Nickel (Ni), % 0 to 0.3
0 to 1.5
Phosphorus (P), % 0 to 0.030
0 to 0.2
Selenium (Se), % 0
0 to 0.2
Silicon (Si), % 0.2 to 0.45
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.0 to 1.8
Tungsten (W), % 5.0 to 6.8
0
Vanadium (V), % 2.3 to 2.8
0
Zinc (Zn), % 0
30.6 to 40.5
Residuals, % 0
0 to 0.5