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AISI 316 Stainless Steel vs. Grade 5 Titanium

AISI 316 stainless steel belongs to the iron alloys classification, while grade 5 titanium belongs to the titanium alloys. There are 31 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 AISI 316 stainless steel and the bottom bar is grade 5 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 8.0 to 55
8.6 to 11
Fatigue Strength, MPa 210 to 430
530 to 630
Poisson's Ratio 0.28
0.32
Reduction in Area, % 80
21 to 25
Shear Modulus, GPa 78
40
Shear Strength, MPa 350 to 690
600 to 710
Tensile Strength: Ultimate (UTS), MPa 520 to 1180
1000 to 1190
Tensile Strength: Yield (Proof), MPa 230 to 850
910 to 1110

Thermal Properties

Latent Heat of Fusion, J/g 290
410
Maximum Temperature: Mechanical, °C 590
330
Melting Completion (Liquidus), °C 1400
1610
Melting Onset (Solidus), °C 1380
1650
Specific Heat Capacity, J/kg-K 470
560
Thermal Conductivity, W/m-K 15
6.8
Thermal Expansion, µm/m-K 16
8.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 19
36
Density, g/cm3 7.9
4.4
Embodied Carbon, kg CO2/kg material 3.9
38
Embodied Energy, MJ/kg 53
610
Embodied Water, L/kg 150
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 85 to 260
100 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 1820
3980 to 5880
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 18 to 41
62 to 75
Strength to Weight: Bending, points 18 to 31
50 to 56
Thermal Diffusivity, m2/s 4.1
2.7
Thermal Shock Resistance, points 11 to 26
76 to 91

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.8
Carbon (C), % 0 to 0.080
0 to 0.080
Chromium (Cr), % 16 to 18
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 62 to 72
0 to 0.4
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 10 to 14
0
Nitrogen (N), % 0 to 0.1
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
87.4 to 91
Vanadium (V), % 0
3.5 to 4.5
Yttrium (Y), % 0
0 to 0.0050
Residuals, % 0
0 to 0.4

Comparable Variants