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C34500 Brass vs. ACI-ASTM CA28MWV Steel

C34500 brass belongs to the copper alloys classification, while ACI-ASTM CA28MWV steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C34500 brass and the bottom bar is ACI-ASTM CA28MWV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 12 to 28
11
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 340 to 430
1080
Tensile Strength: Yield (Proof), MPa 120 to 180
870

Thermal Properties

Latent Heat of Fusion, J/g 170
270
Maximum Temperature: Mechanical, °C 120
740
Melting Completion (Liquidus), °C 910
1470
Melting Onset (Solidus), °C 890
1430
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 120
25
Thermal Expansion, µm/m-K 21
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
4.6
Electrical Conductivity: Equal Weight (Specific), % IACS 29
5.3

Otherwise Unclassified Properties

Base Metal Price, % relative 24
11
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 2.6
3.1
Embodied Energy, MJ/kg 45
44
Embodied Water, L/kg 320
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 42 to 75
110
Resilience: Unit (Modulus of Resilience), kJ/m3 69 to 160
1920
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12 to 15
38
Strength to Weight: Bending, points 13 to 16
30
Thermal Diffusivity, mm2/s 37
6.6
Thermal Shock Resistance, points 11 to 14
40

Alloy Composition

Carbon (C), % 0
0.2 to 0.28
Chromium (Cr), % 0
11 to 12.5
Copper (Cu), % 62 to 65
0
Iron (Fe), % 0 to 0.15
81.4 to 85.8
Lead (Pb), % 1.5 to 2.5
0
Manganese (Mn), % 0
0.5 to 1.0
Molybdenum (Mo), % 0
0.9 to 1.3
Nickel (Ni), % 0
0.5 to 1.0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
0.9 to 1.3
Vanadium (V), % 0
0.2 to 0.3
Zinc (Zn), % 32 to 36.5
0
Residuals, % 0 to 0.4
0