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AWS ER90S-B9 vs. C87900 Brass

AWS ER90S-B9 belongs to the iron alloys classification, while C87900 brass belongs to the copper 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 AWS ER90S-B9 and the bottom bar is C87900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 18
25
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 75
41
Tensile Strength: Ultimate (UTS), MPa 690
480
Tensile Strength: Yield (Proof), MPa 470
240

Thermal Properties

Latent Heat of Fusion, J/g 270
190
Melting Completion (Liquidus), °C 1450
930
Melting Onset (Solidus), °C 1410
900
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 25
120
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
15
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
17

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
24
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 37
46
Embodied Water, L/kg 91
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
100
Resilience: Unit (Modulus of Resilience), kJ/m3 570
270
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 25
17
Strength to Weight: Bending, points 22
17
Thermal Diffusivity, mm2/s 6.9
37
Thermal Shock Resistance, points 19
16

Alloy Composition

Aluminum (Al), % 0 to 0.040
0 to 0.15
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Carbon (C), % 0.070 to 0.13
0
Chromium (Cr), % 8.0 to 10.5
0
Copper (Cu), % 0 to 0.2
63 to 69.2
Iron (Fe), % 84.4 to 90.7
0 to 0.4
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0 to 1.2
0 to 0.15
Molybdenum (Mo), % 0.85 to 1.2
0
Nickel (Ni), % 0 to 0.8
0 to 0.5
Niobium (Nb), % 0.020 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.010
0 to 0.010
Silicon (Si), % 0.15 to 0.5
0.8 to 1.2
Sulfur (S), % 0 to 0.010
0 to 0.050
Tin (Sn), % 0
0 to 0.25
Vanadium (V), % 0.15 to 0.3
0
Zinc (Zn), % 0
30 to 36
Residuals, % 0 to 0.5
0