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AWS E308Mo vs. Nickel 30

AWS E308Mo belongs to the iron alloys classification, while nickel 30 belongs to the nickel alloys. They have 48% of their average alloy composition in common. 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 E308Mo and the bottom bar is nickel 30.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 40
34
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
82
Tensile Strength: Ultimate (UTS), MPa 620
660

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Melting Completion (Liquidus), °C 1440
1480
Melting Onset (Solidus), °C 1400
1430
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 16
10
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 19
60
Density, g/cm3 7.9
8.5
Embodied Carbon, kg CO2/kg material 3.8
9.4
Embodied Energy, MJ/kg 53
130
Embodied Water, L/kg 160
290

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 22
22
Strength to Weight: Bending, points 20
20
Thermal Diffusivity, mm2/s 4.2
2.7
Thermal Shock Resistance, points 16
18

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 18 to 21
28 to 31.5
Cobalt (Co), % 0
0 to 5.0
Copper (Cu), % 0 to 0.75
1.0 to 2.4
Iron (Fe), % 59.6 to 70.5
13 to 17
Manganese (Mn), % 0.5 to 2.5
0 to 0.030
Molybdenum (Mo), % 2.0 to 3.0
4.0 to 6.0
Nickel (Ni), % 9.0 to 12
30.2 to 52.2
Niobium (Nb), % 0
0.3 to 1.5
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.020
Tungsten (W), % 0
1.5 to 4.0