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AWS ERTi-5 vs. AISI 422 Stainless Steel

AWS ERTi-5 belongs to the titanium alloys classification, while AISI 422 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS ERTi-5 and the bottom bar is AISI 422 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 10
15 to 17
Fatigue Strength, MPa 470
410 to 500
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 900
910 to 1080
Tensile Strength: Yield (Proof), MPa 830
670 to 870

Thermal Properties

Latent Heat of Fusion, J/g 410
270
Maximum Temperature: Mechanical, °C 340
650
Melting Completion (Liquidus), °C 1610
1480
Melting Onset (Solidus), °C 1560
1470
Specific Heat Capacity, J/kg-K 560
470
Thermal Conductivity, W/m-K 7.1
24
Thermal Expansion, µm/m-K 9.6
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
4.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
5.3

Otherwise Unclassified Properties

Base Metal Price, % relative 36
11
Density, g/cm3 4.4
7.9
Embodied Carbon, kg CO2/kg material 38
3.1
Embodied Energy, MJ/kg 610
44
Embodied Water, L/kg 200
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 3250
1140 to 1910
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 56
32 to 38
Strength to Weight: Bending, points 46
26 to 30
Thermal Diffusivity, mm2/s 2.9
6.4
Thermal Shock Resistance, points 63
33 to 39

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.050
0.2 to 0.25
Chromium (Cr), % 0
11 to 12.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.22
81.9 to 85.8
Manganese (Mn), % 0
0.5 to 1.0
Molybdenum (Mo), % 0
0.9 to 1.3
Nickel (Ni), % 0
0.5 to 1.0
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 0.5
Sulfur (S), % 0
0 to 0.025
Titanium (Ti), % 88.2 to 90.9
0
Tungsten (W), % 0
0.9 to 1.3
Vanadium (V), % 3.5 to 4.5
0.2 to 0.3