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Grade 36 Titanium vs. AISI 304Cu Stainless Steel

Grade 36 titanium belongs to the titanium alloys classification, while AISI 304Cu stainless steel belongs to the iron alloys. There are 25 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 36 titanium and the bottom bar is AISI 304Cu stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 11
45
Fatigue Strength, MPa 300
190
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 39
76
Shear Strength, MPa 320
370
Tensile Strength: Ultimate (UTS), MPa 530
530
Tensile Strength: Yield (Proof), MPa 520
210

Thermal Properties

Latent Heat of Fusion, J/g 370
290
Maximum Temperature: Mechanical, °C 320
930
Melting Completion (Liquidus), °C 2020
1410
Melting Onset (Solidus), °C 1950
1370
Specific Heat Capacity, J/kg-K 420
480
Thermal Expansion, µm/m-K 8.1
16

Otherwise Unclassified Properties

Density, g/cm3 6.3
7.8
Embodied Carbon, kg CO2/kg material 58
3.0
Embodied Energy, MJ/kg 920
43
Embodied Water, L/kg 130
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
190
Resilience: Unit (Modulus of Resilience), kJ/m3 1260
110
Stiffness to Weight: Axial, points 9.3
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
19
Strength to Weight: Bending, points 23
19
Thermal Shock Resistance, points 45
12

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 0
3.0 to 4.0
Hydrogen (H), % 0 to 0.0035
0
Iron (Fe), % 0 to 0.030
63.9 to 72
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
8.0 to 10
Niobium (Nb), % 42 to 47
0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.16
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 52.3 to 58
0
Residuals, % 0 to 0.4
0