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C38000 Brass vs. ACI-ASTM CA28MWV Steel

C38000 brass belongs to the copper alloys classification, while ACI-ASTM CA28MWV steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C38000 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, % 17
11
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 39
76
Tensile Strength: Ultimate (UTS), MPa 380
1080
Tensile Strength: Yield (Proof), MPa 120
870

Thermal Properties

Latent Heat of Fusion, J/g 170
270
Maximum Temperature: Mechanical, °C 110
740
Melting Completion (Liquidus), °C 800
1470
Melting Onset (Solidus), °C 760
1430
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 110
25
Thermal Expansion, µm/m-K 21
10

Otherwise Unclassified Properties

Base Metal Price, % relative 22
11
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 2.7
3.1
Embodied Energy, MJ/kg 46
44
Embodied Water, L/kg 330
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
110
Resilience: Unit (Modulus of Resilience), kJ/m3 74
1920
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13
38
Strength to Weight: Bending, points 14
30
Thermal Diffusivity, mm2/s 37
6.6
Thermal Shock Resistance, points 13
40

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Carbon (C), % 0
0.2 to 0.28
Chromium (Cr), % 0
11 to 12.5
Copper (Cu), % 55 to 60
0
Iron (Fe), % 0 to 0.35
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
Tin (Sn), % 0 to 0.3
0
Tungsten (W), % 0
0.9 to 1.3
Vanadium (V), % 0
0.2 to 0.3
Zinc (Zn), % 35.9 to 43.5
0
Residuals, % 0 to 0.5
0