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AWS ERTi-5 vs. EN 1.4659 Stainless Steel

AWS ERTi-5 belongs to the titanium alloys classification, while EN 1.4659 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS ERTi-5 and the bottom bar is EN 1.4659 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Elongation at Break, % 10
49
Fatigue Strength, MPa 470
460
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
81
Tensile Strength: Ultimate (UTS), MPa 900
900
Tensile Strength: Yield (Proof), MPa 830
480

Thermal Properties

Latent Heat of Fusion, J/g 410
300
Maximum Temperature: Mechanical, °C 340
1100
Melting Completion (Liquidus), °C 1610
1480
Melting Onset (Solidus), °C 1560
1430
Specific Heat Capacity, J/kg-K 560
460
Thermal Conductivity, W/m-K 7.1
12
Thermal Expansion, µm/m-K 9.6
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 36
37
Density, g/cm3 4.4
8.2
Embodied Carbon, kg CO2/kg material 38
6.5
Embodied Energy, MJ/kg 610
89
Embodied Water, L/kg 200
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87
370
Resilience: Unit (Modulus of Resilience), kJ/m3 3250
550
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 56
31
Strength to Weight: Bending, points 46
25
Thermal Diffusivity, mm2/s 2.9
3.2
Thermal Shock Resistance, points 63
19

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.050
0 to 0.020
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 0
1.0 to 2.0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.22
35.7 to 45.7
Manganese (Mn), % 0
2.0 to 4.0
Molybdenum (Mo), % 0
5.5 to 6.5
Nickel (Ni), % 0
21 to 23
Nitrogen (N), % 0 to 0.030
0.35 to 0.5
Oxygen (O), % 0.12 to 0.2
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.7
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 88.2 to 90.9
0
Tungsten (W), % 0
1.5 to 2.5
Vanadium (V), % 3.5 to 4.5
0