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Grade 13 Titanium vs. AISI 204 Stainless Steel

Grade 13 titanium belongs to the titanium alloys classification, while AISI 204 stainless steel belongs to the iron 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 grade 13 titanium and the bottom bar is AISI 204 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 27
23 to 39
Fatigue Strength, MPa 140
320 to 720
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 41
77
Shear Strength, MPa 200
500 to 700
Tensile Strength: Ultimate (UTS), MPa 310
730 to 1100
Tensile Strength: Yield (Proof), MPa 190
380 to 1080

Thermal Properties

Latent Heat of Fusion, J/g 420
280
Maximum Temperature: Mechanical, °C 320
850
Melting Completion (Liquidus), °C 1660
1410
Melting Onset (Solidus), °C 1610
1370
Specific Heat Capacity, J/kg-K 540
480
Thermal Conductivity, W/m-K 22
15
Thermal Expansion, µm/m-K 8.7
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 7.2
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 37
10
Density, g/cm3 4.5
7.7
Embodied Carbon, kg CO2/kg material 32
2.4
Embodied Energy, MJ/kg 520
35
Embodied Water, L/kg 210
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 73
240 to 250
Resilience: Unit (Modulus of Resilience), kJ/m3 180
360 to 2940
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 19
27 to 40
Strength to Weight: Bending, points 22
24 to 31
Thermal Diffusivity, mm2/s 8.9
4.1
Thermal Shock Resistance, points 24
16 to 24

Alloy Composition


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Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 0
15 to 17
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
69.6 to 76.4
Manganese (Mn), % 0
7.0 to 9.0
Nickel (Ni), % 0.4 to 0.6
1.5 to 3.0
Nitrogen (N), % 0 to 0.030
0.15 to 0.3
Oxygen (O), % 0 to 0.1
0
Phosphorus (P), % 0
0 to 0.040
Ruthenium (Ru), % 0.040 to 0.060
0
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 98.5 to 99.56
0
Residuals, % 0 to 0.4
0