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AWS E318 vs. C87400 Brass

AWS E318 belongs to the iron alloys classification, while C87400 brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS E318 and the bottom bar is C87400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 29
21
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 78
41
Tensile Strength: Ultimate (UTS), MPa 620
390

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Melting Completion (Liquidus), °C 1440
920
Melting Onset (Solidus), °C 1400
820
Specific Heat Capacity, J/kg-K 470
400
Thermal Conductivity, W/m-K 15
28
Thermal Expansion, µm/m-K 14
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
7.2

Otherwise Unclassified Properties

Base Metal Price, % relative 23
27
Density, g/cm3 7.9
8.3
Embodied Carbon, kg CO2/kg material 4.4
2.7
Embodied Energy, MJ/kg 62
44
Embodied Water, L/kg 160
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 22
13
Strength to Weight: Bending, points 20
14
Thermal Diffusivity, mm2/s 4.0
8.3
Thermal Shock Resistance, points 16
14

Alloy Composition

Aluminum (Al), % 0
0 to 0.8
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 17 to 20
0
Copper (Cu), % 0 to 0.75
79 to 85.5
Iron (Fe), % 57.6 to 69.5
0
Lead (Pb), % 0
0 to 1.0
Manganese (Mn), % 0.5 to 2.5
0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 11 to 14
0
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
2.5 to 4.0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
12 to 16
Residuals, % 0
0 to 0.8