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AISI 205 Stainless Steel vs. AWS ERTi-5

AISI 205 stainless steel belongs to the iron alloys classification, while AWS ERTi-5 belongs to the titanium alloys. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AISI 205 stainless steel and the bottom bar is AWS ERTi-5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 11 to 51
10
Fatigue Strength, MPa 410 to 640
470
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 800 to 1430
900
Tensile Strength: Yield (Proof), MPa 450 to 1100
830

Thermal Properties

Latent Heat of Fusion, J/g 280
410
Maximum Temperature: Mechanical, °C 880
340
Melting Completion (Liquidus), °C 1380
1610
Melting Onset (Solidus), °C 1340
1560
Specific Heat Capacity, J/kg-K 480
560
Thermal Expansion, µm/m-K 18
9.6

Otherwise Unclassified Properties

Base Metal Price, % relative 11
36
Density, g/cm3 7.6
4.4
Embodied Carbon, kg CO2/kg material 2.6
38
Embodied Energy, MJ/kg 37
610
Embodied Water, L/kg 150
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 430
87
Resilience: Unit (Modulus of Resilience), kJ/m3 510 to 3060
3250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 26
35
Strength to Weight: Axial, points 29 to 52
56
Strength to Weight: Bending, points 25 to 37
46
Thermal Shock Resistance, points 16 to 29
63

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.8
Carbon (C), % 0.12 to 0.25
0 to 0.050
Chromium (Cr), % 16.5 to 18.5
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 62.6 to 68.1
0 to 0.22
Manganese (Mn), % 14 to 15.5
0
Nickel (Ni), % 1.0 to 1.7
0
Nitrogen (N), % 0.32 to 0.4
0 to 0.030
Oxygen (O), % 0
0.12 to 0.2
Phosphorus (P), % 0 to 0.060
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
88.2 to 90.9
Vanadium (V), % 0
3.5 to 4.5