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S44536 Stainless Steel vs. Grade 13 Titanium

S44536 stainless steel belongs to the iron alloys classification, while grade 13 titanium 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 S44536 stainless steel and the bottom bar is grade 13 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 22
27
Fatigue Strength, MPa 190
140
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 78
41
Shear Strength, MPa 290
200
Tensile Strength: Ultimate (UTS), MPa 460
310
Tensile Strength: Yield (Proof), MPa 280
190

Thermal Properties

Latent Heat of Fusion, J/g 290
420
Maximum Temperature: Mechanical, °C 990
320
Melting Completion (Liquidus), °C 1440
1660
Melting Onset (Solidus), °C 1390
1610
Specific Heat Capacity, J/kg-K 480
540
Thermal Conductivity, W/m-K 21
22
Thermal Expansion, µm/m-K 11
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
7.2

Otherwise Unclassified Properties

Base Metal Price, % relative 13
37
Density, g/cm3 7.7
4.5
Embodied Carbon, kg CO2/kg material 2.8
32
Embodied Energy, MJ/kg 41
520
Embodied Water, L/kg 140
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 89
73
Resilience: Unit (Modulus of Resilience), kJ/m3 200
180
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 17
19
Strength to Weight: Bending, points 17
22
Thermal Diffusivity, mm2/s 5.6
8.9
Thermal Shock Resistance, points 16
24

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.080
Chromium (Cr), % 20 to 23
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 72.8 to 80
0 to 0.2
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 0.5
0.4 to 0.6
Niobium (Nb), % 0.050 to 0.8
0
Nitrogen (N), % 0 to 0.015
0 to 0.030
Oxygen (O), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0
Ruthenium (Ru), % 0
0.040 to 0.060
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0 to 0.8
98.5 to 99.56
Residuals, % 0
0 to 0.4