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AWS E309Mo vs. C14181 Copper

AWS E309Mo belongs to the iron alloys classification, while C14181 copper belongs to the copper alloys. There are 22 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 E309Mo and the bottom bar is C14181 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 34
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 79
43
Tensile Strength: Ultimate (UTS), MPa 620
210

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Melting Completion (Liquidus), °C 1430
1080
Melting Onset (Solidus), °C 1390
1080
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
380
Thermal Expansion, µm/m-K 14
17

Otherwise Unclassified Properties

Base Metal Price, % relative 22
31
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 4.2
2.6
Embodied Energy, MJ/kg 59
41
Embodied Water, L/kg 180
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 22
6.5
Strength to Weight: Bending, points 20
8.8
Thermal Diffusivity, mm2/s 3.9
110
Thermal Shock Resistance, points 15
7.4

Alloy Composition

Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.12
0 to 0.0050
Chromium (Cr), % 22 to 25
0
Copper (Cu), % 0 to 0.75
99.9 to 100
Iron (Fe), % 53.6 to 63.5
0
Lead (Pb), % 0
0 to 0.0020
Manganese (Mn), % 0.5 to 2.5
0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 12 to 14
0
Phosphorus (P), % 0 to 0.040
0 to 0.0020
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
0 to 0.0020