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AWS E309L vs. C68800 Brass

AWS E309L belongs to the iron alloys classification, while C68800 brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS E309L and the bottom bar is C68800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
2.0 to 36
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 79
41
Tensile Strength: Ultimate (UTS), MPa 580
570 to 890

Thermal Properties

Latent Heat of Fusion, J/g 300
190
Melting Completion (Liquidus), °C 1420
960
Melting Onset (Solidus), °C 1370
950
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 15
40
Thermal Expansion, µm/m-K 14
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
18
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
20

Otherwise Unclassified Properties

Base Metal Price, % relative 20
26
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 3.7
2.8
Embodied Energy, MJ/kg 52
48
Embodied Water, L/kg 180
350

Common Calculations

Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 21
19 to 30
Strength to Weight: Bending, points 20
19 to 25
Thermal Diffusivity, mm2/s 4.0
12
Thermal Shock Resistance, points 15
19 to 30

Alloy Composition

Aluminum (Al), % 0
3.0 to 3.8
Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 22 to 25
0
Cobalt (Co), % 0
0.25 to 0.55
Copper (Cu), % 0 to 0.75
70.8 to 75.5
Iron (Fe), % 55.9 to 65.5
0 to 0.2
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.5 to 2.5
0
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 12 to 14
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
21.3 to 24.1
Residuals, % 0
0 to 0.5