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AISI 310S Stainless Steel vs. R56401 Titanium

AISI 310S stainless steel belongs to the iron alloys classification, while R56401 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AISI 310S stainless steel and the bottom bar is R56401 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34 to 44
9.1
Fatigue Strength, MPa 250 to 280
480
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 79
40
Shear Strength, MPa 420 to 470
560
Tensile Strength: Ultimate (UTS), MPa 600 to 710
940
Tensile Strength: Yield (Proof), MPa 270 to 350
850

Thermal Properties

Latent Heat of Fusion, J/g 310
410
Maximum Temperature: Mechanical, °C 1100
340
Melting Completion (Liquidus), °C 1450
1610
Melting Onset (Solidus), °C 1400
1560
Specific Heat Capacity, J/kg-K 480
560
Thermal Conductivity, W/m-K 16
7.1
Thermal Expansion, µm/m-K 16
9.6

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 25
36
Density, g/cm3 7.9
4.5
Embodied Carbon, kg CO2/kg material 4.3
38
Embodied Energy, MJ/kg 61
610
Embodied Water, L/kg 190
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 220
83
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 310
3440
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 21 to 25
59
Strength to Weight: Bending, points 20 to 22
48
Thermal Diffusivity, mm2/s 4.1
2.9
Thermal Shock Resistance, points 14 to 16
67

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Carbon (C), % 0 to 0.080
0 to 0.080
Chromium (Cr), % 24 to 26
0
Hydrogen (H), % 0
0 to 0.012
Iron (Fe), % 48.3 to 57
0 to 0.25
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 19 to 22
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.13
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.5
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
88.5 to 91
Vanadium (V), % 0
3.5 to 4.5