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AWS E33-31 vs. C23000 Brass

AWS E33-31 belongs to the iron alloys classification, while C23000 brass belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AWS E33-31 and the bottom bar is C23000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 29
2.9 to 47
Poisson's Ratio 0.27
0.33
Shear Modulus, GPa 81
42
Tensile Strength: Ultimate (UTS), MPa 810
280 to 590

Thermal Properties

Latent Heat of Fusion, J/g 320
190
Melting Completion (Liquidus), °C 1380
1030
Melting Onset (Solidus), °C 1330
990
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 14
19

Otherwise Unclassified Properties

Base Metal Price, % relative 36
28
Density, g/cm3 7.9
8.6
Embodied Carbon, kg CO2/kg material 6.0
2.6
Embodied Energy, MJ/kg 86
43
Embodied Water, L/kg 260
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 28
8.9 to 19
Strength to Weight: Bending, points 24
11 to 18
Thermal Shock Resistance, points 19
9.4 to 20

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 31 to 35
0
Copper (Cu), % 0.4 to 0.8
84 to 86
Iron (Fe), % 24.7 to 34.8
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 2.5 to 4.0
0
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 30 to 32
0
Nitrogen (N), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.9
0
Sulfur (S), % 0 to 0.010
0
Zinc (Zn), % 0
13.7 to 16
Residuals, % 0
0 to 0.2