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AISI 316 Stainless Steel vs. Grade C-5 Titanium

AISI 316 stainless steel belongs to the iron alloys classification, while grade C-5 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (7, 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 C-5 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 360
310
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 8.0 to 55
6.7
Fatigue Strength, MPa 210 to 430
510
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 78
40
Tensile Strength: Ultimate (UTS), MPa 520 to 1180
1000
Tensile Strength: Yield (Proof), MPa 230 to 850
940

Thermal Properties

Latent Heat of Fusion, J/g 290
410
Maximum Temperature: Mechanical, °C 590
340
Melting Completion (Liquidus), °C 1400
1610
Melting Onset (Solidus), °C 1380
1560
Specific Heat Capacity, J/kg-K 470
560
Thermal Conductivity, W/m-K 15
7.1
Thermal Expansion, µm/m-K 16
9.6

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
66
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 1820
4200
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 18 to 41
63
Strength to Weight: Bending, points 18 to 31
50
Thermal Diffusivity, mm2/s 4.1
2.9
Thermal Shock Resistance, points 11 to 26
71

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.8
Carbon (C), % 0 to 0.080
0 to 0.1
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 to 0.050
Nitrogen (N), % 0 to 0.1
0
Oxygen (O), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
87.5 to 91
Vanadium (V), % 0
3.5 to 4.5
Residuals, % 0
0 to 0.4