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AWS ERNiCrFe-6 vs. AWS ENiCrCoMo-1

Both AWS ERNiCrFe-6 and AWS ENiCrCoMo-1 are nickel alloys. Both are furnished in the as-welded condition. They have 70% 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 ERNiCrFe-6 and the bottom bar is AWS ENiCrCoMo-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 34
28
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
82
Tensile Strength: Ultimate (UTS), MPa 630
710

Thermal Properties

Latent Heat of Fusion, J/g 310
330
Melting Completion (Liquidus), °C 1370
1430
Melting Onset (Solidus), °C 1320
1380
Specific Heat Capacity, J/kg-K 460
440
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 55
75
Density, g/cm3 8.4
8.5
Embodied Carbon, kg CO2/kg material 9.8
11
Embodied Energy, MJ/kg 140
140
Embodied Water, L/kg 260
340

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 21
23
Strength to Weight: Bending, points 19
21
Thermal Shock Resistance, points 19
19

Alloy Composition


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Carbon (C), % 0 to 0.080
0.050 to 0.15
Chromium (Cr), % 14 to 17
21 to 26
Cobalt (Co), % 0
9.0 to 15
Copper (Cu), % 0 to 0.5
0 to 0.5
Iron (Fe), % 0 to 8.0
0 to 5.0
Manganese (Mn), % 2.0 to 2.7
0.3 to 2.5
Molybdenum (Mo), % 0
8.0 to 10
Nickel (Ni), % 67 to 81.5
38.6 to 61.7
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.35
0 to 0.75
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 2.5 to 3.5
0
Residuals, % 0 to 0.5
0 to 0.5