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ACI-ASTM CE8MN Steel vs. CC490K Brass

ACI-ASTM CE8MN steel belongs to the iron alloys classification, while CC490K brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CE8MN steel and the bottom bar is CC490K brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 29
15
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 80
40
Tensile Strength: Ultimate (UTS), MPa 750
230
Tensile Strength: Yield (Proof), MPa 500
110

Thermal Properties

Latent Heat of Fusion, J/g 300
190
Maximum Temperature: Mechanical, °C 1100
160
Melting Completion (Liquidus), °C 1440
980
Melting Onset (Solidus), °C 1400
910
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 16
72
Thermal Expansion, µm/m-K 13
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
16
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
16

Otherwise Unclassified Properties

Base Metal Price, % relative 21
30
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 4.2
2.9
Embodied Energy, MJ/kg 58
47
Embodied Water, L/kg 180
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
28
Resilience: Unit (Modulus of Resilience), kJ/m3 620
54
Stiffness to Weight: Axial, points 15
6.8
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 27
7.3
Strength to Weight: Bending, points 23
9.5
Thermal Diffusivity, mm2/s 4.2
22
Thermal Shock Resistance, points 21
8.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.3
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 22.5 to 25.5
0
Copper (Cu), % 0
81 to 86
Iron (Fe), % 56 to 66.4
0 to 0.5
Lead (Pb), % 0
3.0 to 6.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 3.0 to 4.5
0
Nickel (Ni), % 8.0 to 11
0 to 2.0
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.050
Silicon (Si), % 0 to 1.5
0 to 0.010
Sulfur (S), % 0 to 0.040
0 to 0.1
Tin (Sn), % 0
2.0 to 3.5
Zinc (Zn), % 0
7.0 to 9.5