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AWS E309Nb vs. C33000 Brass

AWS E309Nb belongs to the iron alloys classification, while C33000 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 E309Nb and the bottom bar is C33000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
7.0 to 60
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 78
40
Tensile Strength: Ultimate (UTS), MPa 620
320 to 520

Thermal Properties

Latent Heat of Fusion, J/g 300
180
Melting Completion (Liquidus), °C 1420
940
Melting Onset (Solidus), °C 1380
900
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
120
Thermal Expansion, µm/m-K 14
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
26
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
29

Otherwise Unclassified Properties

Base Metal Price, % relative 25
24
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 4.4
2.7
Embodied Energy, MJ/kg 64
45
Embodied Water, L/kg 180
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 22
11 to 18
Strength to Weight: Bending, points 21
13 to 18
Thermal Diffusivity, mm2/s 4.0
37
Thermal Shock Resistance, points 16
11 to 17

Alloy Composition

Carbon (C), % 0 to 0.12
0
Chromium (Cr), % 22 to 25
0
Copper (Cu), % 0 to 0.75
65 to 68
Iron (Fe), % 54.8 to 64.8
0 to 0.070
Lead (Pb), % 0
0.25 to 0.7
Manganese (Mn), % 0.5 to 2.5
0
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 12 to 14
0
Niobium (Nb), % 0.7 to 1.0
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
30.8 to 34.8
Residuals, % 0
0 to 0.4