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AWS E430Nb vs. C18400 Copper

AWS E430Nb belongs to the iron alloys classification, while C18400 copper belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS E430Nb and the bottom bar is C18400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 23
13 to 50
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
44
Tensile Strength: Ultimate (UTS), MPa 500
270 to 490

Thermal Properties

Latent Heat of Fusion, J/g 280
210
Melting Completion (Liquidus), °C 1450
1080
Melting Onset (Solidus), °C 1410
1070
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 24
320
Thermal Expansion, µm/m-K 14
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
80
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
81

Otherwise Unclassified Properties

Base Metal Price, % relative 15
31
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 3.1
2.6
Embodied Energy, MJ/kg 45
41
Embodied Water, L/kg 120
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 18
8.5 to 15
Strength to Weight: Bending, points 18
10 to 16
Thermal Diffusivity, mm2/s 6.6
94
Thermal Shock Resistance, points 13
9.6 to 17

Alloy Composition

Arsenic (As), % 0
0 to 0.0050
Calcium (Ca), % 0
0 to 0.0050
Carbon (C), % 0 to 0.1
0
Chromium (Cr), % 15 to 18
0.4 to 1.2
Copper (Cu), % 0 to 0.75
97.2 to 99.6
Iron (Fe), % 76.2 to 84.5
0 to 0.15
Lithium (Li), % 0
0 to 0.050
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 0 to 0.6
0
Niobium (Nb), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.050
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
0 to 0.7
Residuals, % 0
0 to 0.5