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AWS ERNiCrMo-4 vs. AWS ERNi-1

Both AWS ERNiCrMo-4 and AWS ERNi-1 are nickel alloys. Both are furnished in the as-welded condition. They have 58% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-4 and the bottom bar is AWS ERNi-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
180
Elongation at Break, % 28
22
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 84
69
Tensile Strength: Ultimate (UTS), MPa 790
470

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Melting Completion (Liquidus), °C 1590
1360
Melting Onset (Solidus), °C 1530
1310
Specific Heat Capacity, J/kg-K 410
450
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 70
60
Density, g/cm3 9.0
8.7
Embodied Carbon, kg CO2/kg material 13
11
Embodied Energy, MJ/kg 170
150
Embodied Water, L/kg 280
230

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 22
22
Strength to Weight: Axial, points 24
15
Strength to Weight: Bending, points 21
15
Thermal Shock Resistance, points 22
17

Alloy Composition


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Aluminum (Al), % 0
0 to 1.5
Carbon (C), % 0 to 0.020
0 to 0.15
Chromium (Cr), % 14.5 to 16.5
0
Cobalt (Co), % 0 to 2.5
0
Copper (Cu), % 0 to 0.5
0 to 0.25
Iron (Fe), % 4.0 to 7.0
0 to 1.0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 15 to 17
0
Nickel (Ni), % 50 to 63.5
93 to 98
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.080
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
2.0 to 3.5
Tungsten (W), % 3.0 to 4.5
0
Vanadium (V), % 0 to 0.35
0
Residuals, % 0 to 0.5
0 to 0.5