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C33200 Brass vs. ACI-ASTM CE8MN Steel

C33200 brass belongs to the copper alloys classification, while ACI-ASTM CE8MN steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C33200 brass and the bottom bar is ACI-ASTM CE8MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 7.0 to 60
29
Poisson's Ratio 0.31
0.27
Shear Modulus, GPa 40
80
Tensile Strength: Ultimate (UTS), MPa 320 to 520
750
Tensile Strength: Yield (Proof), MPa 110 to 450
500

Thermal Properties

Latent Heat of Fusion, J/g 170
300
Maximum Temperature: Mechanical, °C 130
1100
Melting Completion (Liquidus), °C 930
1440
Melting Onset (Solidus), °C 900
1400
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 120
16
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 28
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 24
21
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 2.6
4.2
Embodied Energy, MJ/kg 44
58
Embodied Water, L/kg 320
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35 to 150
190
Resilience: Unit (Modulus of Resilience), kJ/m3 60 to 960
620
Stiffness to Weight: Axial, points 7.1
15
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 11 to 17
27
Strength to Weight: Bending, points 13 to 17
23
Thermal Diffusivity, mm2/s 37
4.2
Thermal Shock Resistance, points 11 to 17
21

Alloy Composition

Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
22.5 to 25.5
Copper (Cu), % 65 to 68
0
Iron (Fe), % 0 to 0.070
56 to 66.4
Lead (Pb), % 1.5 to 2.5
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
3.0 to 4.5
Nickel (Ni), % 0
8.0 to 11
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.5
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 29 to 33.5
0
Residuals, % 0 to 0.4
0