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C87500 Brass vs. AWS ER90S-B9

C87500 brass belongs to the copper alloys classification, while AWS ER90S-B9 belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C87500 brass and the bottom bar is AWS ER90S-B9.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 18
18
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
75
Tensile Strength: Ultimate (UTS), MPa 460
690
Tensile Strength: Yield (Proof), MPa 190
470

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 920
1450
Melting Onset (Solidus), °C 820
1410
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 28
25
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 27
7.0
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 44
37
Embodied Water, L/kg 300
91

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67
110
Resilience: Unit (Modulus of Resilience), kJ/m3 160
570
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 16
25
Strength to Weight: Bending, points 16
22
Thermal Diffusivity, mm2/s 8.3
6.9
Thermal Shock Resistance, points 17
19

Alloy Composition

Aluminum (Al), % 0 to 0.5
0 to 0.040
Carbon (C), % 0
0.070 to 0.13
Chromium (Cr), % 0
8.0 to 10.5
Copper (Cu), % 79 to 85
0 to 0.2
Iron (Fe), % 0
84.4 to 90.7
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0
0 to 1.2
Molybdenum (Mo), % 0
0.85 to 1.2
Nickel (Ni), % 0
0 to 0.8
Niobium (Nb), % 0
0.020 to 0.1
Nitrogen (N), % 0
0.030 to 0.070
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 3.0 to 5.0
0.15 to 0.5
Sulfur (S), % 0
0 to 0.010
Vanadium (V), % 0
0.15 to 0.3
Zinc (Zn), % 12 to 16
0
Residuals, % 0
0 to 0.5