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AWS ERTi-5 vs. EN 1.3551 Steel

AWS ERTi-5 belongs to the titanium alloys classification, while EN 1.3551 steel belongs to the iron 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 ERTi-5 and the bottom bar is EN 1.3551 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
75
Tensile Strength: Ultimate (UTS), MPa 900
720

Thermal Properties

Latent Heat of Fusion, J/g 410
260
Maximum Temperature: Mechanical, °C 340
530
Melting Completion (Liquidus), °C 1610
1490
Melting Onset (Solidus), °C 1560
1450
Specific Heat Capacity, J/kg-K 560
460
Thermal Conductivity, W/m-K 7.1
36
Thermal Expansion, µm/m-K 9.6
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
8.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 36
9.0
Density, g/cm3 4.4
7.9
Embodied Carbon, kg CO2/kg material 38
4.9
Embodied Energy, MJ/kg 610
71
Embodied Water, L/kg 200
82

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 56
26
Strength to Weight: Bending, points 46
23
Thermal Diffusivity, mm2/s 2.9
9.8
Thermal Shock Resistance, points 63
21

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.050
0.77 to 0.85
Chromium (Cr), % 0
3.9 to 4.3
Copper (Cu), % 0
0 to 0.3
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.22
88.8 to 91.1
Manganese (Mn), % 0
0.15 to 0.35
Molybdenum (Mo), % 0
4.0 to 4.5
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0.12 to 0.2
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 88.2 to 90.9
0
Tungsten (W), % 0
0 to 0.25
Vanadium (V), % 3.5 to 4.5
0.9 to 1.1