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AWS ERTi-5 vs. S44536 Stainless Steel

AWS ERTi-5 belongs to the titanium alloys classification, while S44536 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 S44536 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 10
22
Fatigue Strength, MPa 470
190
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 40
78
Tensile Strength: Ultimate (UTS), MPa 900
460
Tensile Strength: Yield (Proof), MPa 830
280

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Maximum Temperature: Mechanical, °C 340
990
Melting Completion (Liquidus), °C 1610
1440
Melting Onset (Solidus), °C 1560
1390
Specific Heat Capacity, J/kg-K 560
480
Thermal Conductivity, W/m-K 7.1
21
Thermal Expansion, µm/m-K 9.6
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 36
13
Density, g/cm3 4.4
7.7
Embodied Carbon, kg CO2/kg material 38
2.8
Embodied Energy, MJ/kg 610
41
Embodied Water, L/kg 200
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87
89
Resilience: Unit (Modulus of Resilience), kJ/m3 3250
200
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 56
17
Strength to Weight: Bending, points 46
17
Thermal Diffusivity, mm2/s 2.9
5.6
Thermal Shock Resistance, points 63
16

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.050
0 to 0.015
Chromium (Cr), % 0
20 to 23
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.22
72.8 to 80
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 0.5
Niobium (Nb), % 0
0.050 to 0.8
Nitrogen (N), % 0 to 0.030
0 to 0.015
Oxygen (O), % 0.12 to 0.2
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 88.2 to 90.9
0 to 0.8
Vanadium (V), % 3.5 to 4.5
0