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AWS ERTi-5 vs. EN 1.0070 Steel

AWS ERTi-5 belongs to the titanium alloys classification, while EN 1.0070 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AWS ERTi-5 and the bottom bar is EN 1.0070 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 10
9.1
Fatigue Strength, MPa 470
210
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 900
740
Tensile Strength: Yield (Proof), MPa 830
350

Thermal Properties

Latent Heat of Fusion, J/g 410
250
Maximum Temperature: Mechanical, °C 340
400
Melting Completion (Liquidus), °C 1610
1470
Melting Onset (Solidus), °C 1560
1430
Specific Heat Capacity, J/kg-K 560
470
Thermal Conductivity, W/m-K 7.1
53
Thermal Expansion, µm/m-K 9.6
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
6.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
7.8

Otherwise Unclassified Properties

Base Metal Price, % relative 36
1.7
Density, g/cm3 4.4
7.9
Embodied Carbon, kg CO2/kg material 38
1.4
Embodied Energy, MJ/kg 610
18
Embodied Water, L/kg 200
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87
56
Resilience: Unit (Modulus of Resilience), kJ/m3 3250
320
Stiffness to Weight: Axial, points 13
13
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
14
Thermal Shock Resistance, points 63
23

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.050
0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.22
99.876 to 100
Nitrogen (N), % 0 to 0.030
0 to 0.014
Oxygen (O), % 0.12 to 0.2
0
Phosphorus (P), % 0
0 to 0.055
Sulfur (S), % 0
0 to 0.055
Titanium (Ti), % 88.2 to 90.9
0
Vanadium (V), % 3.5 to 4.5
0