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SAE-AISI M44 Steel vs. C87900 Brass

SAE-AISI M44 steel belongs to the iron alloys classification, while C87900 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 M44 steel and the bottom bar is C87900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 78
41
Tensile Strength: Ultimate (UTS), MPa 870 to 2290
480

Thermal Properties

Latent Heat of Fusion, J/g 270
190
Melting Completion (Liquidus), °C 1590
930
Melting Onset (Solidus), °C 1540
900
Specific Heat Capacity, J/kg-K 440
390
Thermal Conductivity, W/m-K 14
120
Thermal Expansion, µm/m-K 12
20

Otherwise Unclassified Properties

Base Metal Price, % relative 43
24
Density, g/cm3 8.4
8.1
Embodied Carbon, kg CO2/kg material 9.9
2.7
Embodied Energy, MJ/kg 150
46
Embodied Water, L/kg 170
320

Common Calculations

Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 23
20
Strength to Weight: Axial, points 28 to 75
17
Strength to Weight: Bending, points 24 to 46
17
Thermal Diffusivity, mm2/s 3.7
37
Thermal Shock Resistance, points 27 to 70
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Carbon (C), % 1.1 to 1.2
0
Chromium (Cr), % 4.0 to 4.8
0
Cobalt (Co), % 11 to 12.3
0
Copper (Cu), % 0 to 0.25
63 to 69.2
Iron (Fe), % 65.3 to 70.6
0 to 0.4
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0.2 to 0.4
0 to 0.15
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 0 to 0.3
0 to 0.5
Phosphorus (P), % 0 to 0.030
0 to 0.010
Silicon (Si), % 0.3 to 0.55
0.8 to 1.2
Sulfur (S), % 0 to 0.030
0 to 0.050
Tin (Sn), % 0
0 to 0.25
Tungsten (W), % 5.0 to 5.8
0
Vanadium (V), % 1.9 to 2.2
0
Zinc (Zn), % 0
30 to 36