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C87900 Brass vs. AWS ER80S-B2

C87900 brass belongs to the copper alloys classification, while AWS ER80S-B2 belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C87900 brass and the bottom bar is AWS ER80S-B2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 25
21
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 41
73
Tensile Strength: Ultimate (UTS), MPa 480
620
Tensile Strength: Yield (Proof), MPa 240
540

Thermal Properties

Latent Heat of Fusion, J/g 190
260
Melting Completion (Liquidus), °C 930
1460
Melting Onset (Solidus), °C 900
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
40
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 17
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 24
3.0
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.6
Embodied Energy, MJ/kg 46
21
Embodied Water, L/kg 320
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
130
Resilience: Unit (Modulus of Resilience), kJ/m3 270
760
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 17
22
Strength to Weight: Bending, points 17
21
Thermal Diffusivity, mm2/s 37
11
Thermal Shock Resistance, points 16
18

Alloy Composition


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Aluminum (Al), % 0 to 0.15
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Carbon (C), % 0
0.070 to 0.12
Chromium (Cr), % 0
1.2 to 1.5
Copper (Cu), % 63 to 69.2
0 to 0.35
Iron (Fe), % 0 to 0.4
95.2 to 97.5
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.15
0.4 to 0.7
Molybdenum (Mo), % 0
0.4 to 0.65
Nickel (Ni), % 0 to 0.5
0 to 0.2
Phosphorus (P), % 0 to 0.010
0 to 0.025
Silicon (Si), % 0.8 to 1.2
0.4 to 0.7
Sulfur (S), % 0 to 0.050
0 to 0.025
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 30 to 36
0
Residuals, % 0
0 to 0.5