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AWS ER80S-B8 vs. C68700 Brass

AWS ER80S-B8 belongs to the iron alloys classification, while C68700 brass belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS ER80S-B8 and the bottom bar is C68700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 75
41
Tensile Strength: Ultimate (UTS), MPa 630
390
Tensile Strength: Yield (Proof), MPa 530
140

Thermal Properties

Latent Heat of Fusion, J/g 270
190
Melting Completion (Liquidus), °C 1460
970
Melting Onset (Solidus), °C 1410
930
Specific Heat Capacity, J/kg-K 470
400
Thermal Conductivity, W/m-K 26
100
Thermal Expansion, µm/m-K 13
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
23
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
25

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
26
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 2.0
2.8
Embodied Energy, MJ/kg 28
46
Embodied Water, L/kg 89
340

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 720
90
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 22
13
Strength to Weight: Bending, points 21
14
Thermal Diffusivity, mm2/s 6.9
30
Thermal Shock Resistance, points 17
13

Alloy Composition

Aluminum (Al), % 0
1.8 to 2.5
Arsenic (As), % 0
0.020 to 0.1
Carbon (C), % 0 to 0.1
0
Chromium (Cr), % 8.0 to 10.5
0
Copper (Cu), % 0 to 0.35
76 to 79
Iron (Fe), % 85.6 to 90.8
0 to 0.060
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0.4 to 0.7
0
Molybdenum (Mo), % 0.8 to 1.2
0
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.025
0
Zinc (Zn), % 0
17.8 to 22.2
Residuals, % 0
0 to 0.5