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Monel 400 vs. AWS E312

Monel 400 belongs to the nickel alloys classification, while AWS E312 belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is Monel 400 and the bottom bar is AWS E312.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 20 to 40
25
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 62
80
Tensile Strength: Ultimate (UTS), MPa 540 to 780
740

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Melting Completion (Liquidus), °C 1350
1410
Melting Onset (Solidus), °C 1300
1360
Specific Heat Capacity, J/kg-K 430
480
Thermal Expansion, µm/m-K 14
15

Otherwise Unclassified Properties

Base Metal Price, % relative 50
20
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 7.9
3.6
Embodied Energy, MJ/kg 110
52
Embodied Water, L/kg 250
200

Common Calculations

Stiffness to Weight: Axial, points 10
15
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 17 to 25
27
Strength to Weight: Bending, points 17 to 21
24
Thermal Shock Resistance, points 17 to 25
18

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.15
Chromium (Cr), % 0
28 to 32
Copper (Cu), % 28 to 34
0 to 0.75
Iron (Fe), % 0 to 2.5
52.3 to 63.5
Manganese (Mn), % 0 to 2.0
0.5 to 2.5
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 63 to 72
8.0 to 10.5
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.024
0 to 0.030