MakeItFrom.com
Menu (ESC)

Grade 2 Titanium vs. AISI 405 Stainless Steel

Grade 2 titanium belongs to the titanium alloys classification, while AISI 405 stainless steel belongs to the iron alloys. There are 32 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 grade 2 titanium and the bottom bar is AISI 405 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
170
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 23
22
Fatigue Strength, MPa 250
130
Poisson's Ratio 0.32
0.28
Reduction in Area, % 37
51
Shear Modulus, GPa 38
76
Shear Strength, MPa 270
300
Tensile Strength: Ultimate (UTS), MPa 420
470
Tensile Strength: Yield (Proof), MPa 360
200

Thermal Properties

Latent Heat of Fusion, J/g 420
280
Maximum Temperature: Mechanical, °C 320
820
Melting Completion (Liquidus), °C 1660
1530
Melting Onset (Solidus), °C 1610
1480
Specific Heat Capacity, J/kg-K 540
480
Thermal Conductivity, W/m-K 22
30
Thermal Expansion, µm/m-K 9.0
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 7.2
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 37
7.0
Density, g/cm3 4.5
7.7
Embodied Carbon, kg CO2/kg material 31
2.0
Embodied Energy, MJ/kg 510
28
Embodied Water, L/kg 110
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
84
Resilience: Unit (Modulus of Resilience), kJ/m3 600
100
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 26
17
Strength to Weight: Bending, points 28
17
Thermal Diffusivity, mm2/s 8.9
8.1
Thermal Shock Resistance, points 32
16

Alloy Composition

Aluminum (Al), % 0
0.1 to 0.3
Carbon (C), % 0 to 0.080
0 to 0.080
Chromium (Cr), % 0
11.5 to 14.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
82.5 to 88.4
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 0.6
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 98.9 to 100
0
Residuals, % 0 to 0.4
0