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Grade C-6 Titanium vs. S21460 Stainless Steel

Grade C-6 titanium belongs to the titanium alloys classification, while S21460 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is grade C-6 titanium and the bottom bar is S21460 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 290
250
Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 9.0
46
Fatigue Strength, MPa 460
390
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 39
77
Tensile Strength: Ultimate (UTS), MPa 890
830
Tensile Strength: Yield (Proof), MPa 830
430

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Maximum Temperature: Mechanical, °C 310
920
Melting Completion (Liquidus), °C 1580
1380
Melting Onset (Solidus), °C 1530
1330
Specific Heat Capacity, J/kg-K 550
480
Thermal Expansion, µm/m-K 9.8
18

Otherwise Unclassified Properties

Base Metal Price, % relative 36
14
Density, g/cm3 4.5
7.6
Embodied Carbon, kg CO2/kg material 30
3.0
Embodied Energy, MJ/kg 480
43
Embodied Water, L/kg 190
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
320
Resilience: Unit (Modulus of Resilience), kJ/m3 3300
460
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 55
30
Strength to Weight: Bending, points 46
26
Thermal Shock Resistance, points 63
17

Alloy Composition

Aluminum (Al), % 4.0 to 6.0
0
Carbon (C), % 0 to 0.1
0 to 0.12
Chromium (Cr), % 0
17 to 19
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.5
57.3 to 63.7
Manganese (Mn), % 0
14 to 16
Nickel (Ni), % 0 to 0.050
5.0 to 6.0
Nitrogen (N), % 0
0.35 to 0.5
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.060
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 2.0 to 3.0
0
Titanium (Ti), % 89.7 to 94
0
Residuals, % 0 to 0.4
0