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AWS ERNi-1 vs. Grade 6 Titanium

AWS ERNi-1 belongs to the nickel alloys classification, while grade 6 titanium belongs to the titanium alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS ERNi-1 and the bottom bar is grade 6 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
100
Elongation at Break, % 22
11
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 69
39
Tensile Strength: Ultimate (UTS), MPa 470
890

Thermal Properties

Latent Heat of Fusion, J/g 300
410
Melting Completion (Liquidus), °C 1360
1580
Melting Onset (Solidus), °C 1310
1530
Specific Heat Capacity, J/kg-K 450
550
Thermal Conductivity, W/m-K 73
7.8
Thermal Expansion, µm/m-K 11
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 19
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 19
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 60
36
Density, g/cm3 8.7
4.5
Embodied Carbon, kg CO2/kg material 11
30
Embodied Energy, MJ/kg 150
480
Embodied Water, L/kg 230
190

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 22
35
Strength to Weight: Axial, points 15
55
Strength to Weight: Bending, points 15
46
Thermal Diffusivity, mm2/s 19
3.2
Thermal Shock Resistance, points 17
65

Alloy Composition

Aluminum (Al), % 0 to 1.5
4.0 to 6.0
Carbon (C), % 0 to 0.15
0 to 0.080
Copper (Cu), % 0 to 0.25
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 1.0
0 to 0.5
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 93 to 98
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
2.0 to 3.0
Titanium (Ti), % 2.0 to 3.5
89.8 to 94
Residuals, % 0
0 to 0.4