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AWS ERNiCr-3 vs. Grade 28 Titanium

AWS ERNiCr-3 belongs to the nickel alloys classification, while grade 28 titanium belongs to the titanium alloys. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCr-3 and the bottom bar is grade 28 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 34
11 to 17
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 75
40
Tensile Strength: Ultimate (UTS), MPa 630
690 to 980

Thermal Properties

Latent Heat of Fusion, J/g 320
410
Melting Completion (Liquidus), °C 1380
1640
Melting Onset (Solidus), °C 1330
1590
Specific Heat Capacity, J/kg-K 460
550
Thermal Expansion, µm/m-K 13
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 70
36
Density, g/cm3 8.4
4.5
Embodied Carbon, kg CO2/kg material 11
37
Embodied Energy, MJ/kg 160
600
Embodied Water, L/kg 280
370

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
35
Strength to Weight: Axial, points 21
43 to 61
Strength to Weight: Bending, points 19
39 to 49
Thermal Shock Resistance, points 18
47 to 66

Alloy Composition

Aluminum (Al), % 0
2.5 to 3.5
Carbon (C), % 0 to 0.1
0 to 0.080
Chromium (Cr), % 18 to 22
0
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 3.0
0 to 0.25
Manganese (Mn), % 2.5 to 3.5
0
Nickel (Ni), % 67 to 77.5
0
Niobium (Nb), % 2.0 to 3.0
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.030
0
Ruthenium (Ru), % 0
0.080 to 0.14
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0 to 0.75
92.4 to 95.4
Vanadium (V), % 0
2.0 to 3.0
Residuals, % 0
0 to 0.4