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AISI 302 Stainless Steel vs. Titanium 6-5-0.5

AISI 302 stainless steel belongs to the iron alloys classification, while titanium 6-5-0.5 belongs to the titanium alloys. There are 30 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 AISI 302 stainless steel and the bottom bar is titanium 6-5-0.5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 4.5 to 46
6.7
Fatigue Strength, MPa 210 to 520
530
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
40
Shear Strength, MPa 400 to 830
630
Tensile Strength: Ultimate (UTS), MPa 580 to 1430
1080
Tensile Strength: Yield (Proof), MPa 230 to 1100
990

Thermal Properties

Latent Heat of Fusion, J/g 280
410
Maximum Temperature: Mechanical, °C 710
300
Melting Completion (Liquidus), °C 1420
1610
Melting Onset (Solidus), °C 1400
1560
Specific Heat Capacity, J/kg-K 480
550
Thermal Conductivity, W/m-K 16
4.2
Thermal Expansion, µm/m-K 17
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 15
41
Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 3.0
33
Embodied Energy, MJ/kg 42
540
Embodied Water, L/kg 140
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59 to 260
71
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 3070
4630
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 21 to 51
67
Strength to Weight: Bending, points 20 to 36
52
Thermal Diffusivity, mm2/s 4.4
1.7
Thermal Shock Resistance, points 12 to 31
79

Alloy Composition

Aluminum (Al), % 0
5.7 to 6.3
Carbon (C), % 0 to 0.15
0 to 0.080
Chromium (Cr), % 17 to 19
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 67.9 to 75
0 to 0.2
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 0
0.25 to 0.75
Nickel (Ni), % 8.0 to 10
0
Nitrogen (N), % 0 to 0.1
0 to 0.050
Oxygen (O), % 0
0 to 0.19
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0 to 0.4
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
85.6 to 90.1
Zirconium (Zr), % 0
4.0 to 6.0
Residuals, % 0
0 to 0.4