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AWS ERNi-1 vs. Monel K-500

Both AWS ERNi-1 and Monel K-500 are nickel alloys. They have 70% of their average alloy composition in common. There are 24 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 ERNi-1 and the bottom bar is Monel K-500.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
160
Elongation at Break, % 22
25 to 36
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 69
61
Tensile Strength: Ultimate (UTS), MPa 470
640 to 1100

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Melting Completion (Liquidus), °C 1360
1350
Melting Onset (Solidus), °C 1310
1320
Specific Heat Capacity, J/kg-K 450
440
Thermal Conductivity, W/m-K 73
18
Thermal Expansion, µm/m-K 11
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 19
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 19
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 60
50
Density, g/cm3 8.7
8.7
Embodied Carbon, kg CO2/kg material 11
8.1
Embodied Energy, MJ/kg 150
120
Embodied Water, L/kg 230
280

Common Calculations

Stiffness to Weight: Axial, points 12
10
Stiffness to Weight: Bending, points 22
21
Strength to Weight: Axial, points 15
21 to 35
Strength to Weight: Bending, points 15
19 to 27
Thermal Diffusivity, mm2/s 19
4.8
Thermal Shock Resistance, points 17
21 to 36

Alloy Composition

Aluminum (Al), % 0 to 1.5
2.3 to 3.2
Carbon (C), % 0 to 0.15
0 to 0.18
Copper (Cu), % 0 to 0.25
27 to 33
Iron (Fe), % 0 to 1.0
0 to 2.0
Manganese (Mn), % 0 to 1.0
0 to 1.5
Nickel (Ni), % 93 to 98
63 to 70.4
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 2.0 to 3.5
0.35 to 0.85
Residuals, % 0 to 0.5
0