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AWS ERNiCrCoMo-1 vs. AWS ERNiCrMo-10

Both AWS ERNiCrCoMo-1 and AWS ERNiCrMo-10 are nickel alloys. Both are furnished in the as-welded condition. They have 86% of their average alloy composition in common.

For each property being compared, the top bar is AWS ERNiCrCoMo-1 and the bottom bar is AWS ERNiCrMo-10.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
220
Elongation at Break, % 28
28
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 81
84
Tensile Strength: Ultimate (UTS), MPa 710
790

Thermal Properties

Latent Heat of Fusion, J/g 330
320
Melting Completion (Liquidus), °C 1420
1550
Melting Onset (Solidus), °C 1370
1490
Specific Heat Capacity, J/kg-K 450
420
Thermal Conductivity, W/m-K 13
10
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 75
70
Density, g/cm3 8.5
8.9
Embodied Carbon, kg CO2/kg material 10
12
Embodied Energy, MJ/kg 140
160
Embodied Water, L/kg 350
300

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 23
25
Strength to Weight: Bending, points 21
21
Thermal Diffusivity, mm2/s 3.5
2.7
Thermal Shock Resistance, points 19
21

Alloy Composition


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Aluminum (Al), % 0.8 to 1.5
0
Carbon (C), % 0.050 to 0.15
0 to 0.015
Chromium (Cr), % 20 to 24
20 to 22.5
Cobalt (Co), % 10 to 15
0 to 2.5
Copper (Cu), % 0 to 0.5
0 to 0.5
Iron (Fe), % 0 to 3.0
2.0 to 6.0
Manganese (Mn), % 0 to 1.0
0 to 0.5
Molybdenum (Mo), % 8.0 to 10
12.5 to 14.5
Nickel (Ni), % 42.7 to 61.2
49 to 63
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.080
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0 to 0.6
0
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 0
0 to 0.35
Residuals, % 0 to 0.5
0 to 0.5