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AWS ERNiCrFe-11 vs. AWS ENi-1

Both AWS ERNiCrFe-11 and AWS ENi-1 are nickel alloys. Both are furnished in the as-welded condition. They have 62% of their average alloy composition in common.

For each property being compared, the top bar is AWS ERNiCrFe-11 and the bottom bar is AWS ENi-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
180
Elongation at Break, % 47
22
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 76
69
Tensile Strength: Ultimate (UTS), MPa 740
470

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Melting Completion (Liquidus), °C 1360
1360
Melting Onset (Solidus), °C 1310
1310
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 11
73
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
19
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
19

Otherwise Unclassified Properties

Base Metal Price, % relative 49
60
Density, g/cm3 8.2
8.7
Embodied Carbon, kg CO2/kg material 8.0
11
Embodied Energy, MJ/kg 110
150
Embodied Water, L/kg 280
230

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 25
15
Strength to Weight: Bending, points 22
15
Thermal Diffusivity, mm2/s 2.9
19
Thermal Shock Resistance, points 20
17

Alloy Composition


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Aluminum (Al), % 1.0 to 1.7
0 to 1.0
Carbon (C), % 0 to 0.1
0 to 0.1
Chromium (Cr), % 21 to 25
0
Copper (Cu), % 0 to 1.0
0 to 0.25
Iron (Fe), % 7.2 to 20
0 to 0.75
Manganese (Mn), % 0 to 1.0
0 to 0.75
Nickel (Ni), % 58 to 63
92 to 99
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 1.3
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 0
1.0 to 4.0
Residuals, % 0 to 0.5
0 to 0.5