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C87900 Brass vs. AWS E33-31

C87900 brass belongs to the copper alloys classification, while AWS E33-31 belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C87900 brass and the bottom bar is AWS E33-31.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Elongation at Break, % 25
29
Poisson's Ratio 0.31
0.27
Shear Modulus, GPa 41
81
Tensile Strength: Ultimate (UTS), MPa 480
810

Thermal Properties

Latent Heat of Fusion, J/g 190
320
Melting Completion (Liquidus), °C 930
1380
Melting Onset (Solidus), °C 900
1330
Specific Heat Capacity, J/kg-K 390
480
Thermal Expansion, µm/m-K 20
14

Otherwise Unclassified Properties

Base Metal Price, % relative 24
36
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 2.7
6.0
Embodied Energy, MJ/kg 46
86
Embodied Water, L/kg 320
260

Common Calculations

Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 17
28
Strength to Weight: Bending, points 17
24
Thermal Shock Resistance, points 16
19

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
31 to 35
Copper (Cu), % 63 to 69.2
0.4 to 0.8
Iron (Fe), % 0 to 0.4
24.7 to 34.8
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.15
2.5 to 4.0
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 0 to 0.5
30 to 32
Nitrogen (N), % 0
0.3 to 0.5
Phosphorus (P), % 0 to 0.010
0 to 0.020
Silicon (Si), % 0.8 to 1.2
0 to 0.9
Sulfur (S), % 0 to 0.050
0 to 0.010
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 30 to 36
0