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AWS E630 vs. Monel 400

AWS E630 belongs to the iron alloys classification, while Monel 400 belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS E630 and the bottom bar is Monel 400.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
160
Elongation at Break, % 8.0
20 to 40
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 76
62
Tensile Strength: Ultimate (UTS), MPa 1040
540 to 780

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Melting Completion (Liquidus), °C 1430
1350
Melting Onset (Solidus), °C 1380
1300
Specific Heat Capacity, J/kg-K 470
430
Thermal Conductivity, W/m-K 17
23
Thermal Expansion, µm/m-K 14
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 14
50
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 2.8
7.9
Embodied Energy, MJ/kg 40
110
Embodied Water, L/kg 140
250

Common Calculations

Stiffness to Weight: Axial, points 14
10
Stiffness to Weight: Bending, points 25
21
Strength to Weight: Axial, points 37
17 to 25
Strength to Weight: Bending, points 29
17 to 21
Thermal Diffusivity, mm2/s 4.5
6.1
Thermal Shock Resistance, points 28
17 to 25

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.3
Chromium (Cr), % 16 to 16.8
0
Copper (Cu), % 3.3 to 4.0
28 to 34
Iron (Fe), % 71.6 to 75.9
0 to 2.5
Manganese (Mn), % 0.25 to 0.75
0 to 2.0
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 4.5 to 5.0
63 to 72
Niobium (Nb), % 0.15 to 0.3
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.024