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Grade 16 Titanium vs. EN 1.3956 Stainless Steel

Grade 16 titanium belongs to the titanium alloys classification, while EN 1.3956 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade 16 titanium and the bottom bar is EN 1.3956 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 23
27
Fatigue Strength, MPa 240
240
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 38
79
Tensile Strength: Ultimate (UTS), MPa 400
650
Tensile Strength: Yield (Proof), MPa 340
330

Thermal Properties

Latent Heat of Fusion, J/g 420
300
Maximum Temperature: Mechanical, °C 320
1080
Melting Completion (Liquidus), °C 1660
1420
Melting Onset (Solidus), °C 1610
1380
Specific Heat Capacity, J/kg-K 540
480
Thermal Expansion, µm/m-K 9.2
13

Otherwise Unclassified Properties

Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 36
4.8
Embodied Energy, MJ/kg 600
68
Embodied Water, L/kg 230
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
150
Resilience: Unit (Modulus of Resilience), kJ/m3 550
270
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 25
23
Strength to Weight: Bending, points 27
21
Thermal Shock Resistance, points 29
18

Alloy Composition


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Carbon (C), % 0 to 0.080
0 to 0.060
Chromium (Cr), % 0
20.5 to 23.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
51.9 to 62.1
Manganese (Mn), % 0
4.0 to 6.0
Molybdenum (Mo), % 0
1.5 to 3.0
Nickel (Ni), % 0
11.5 to 13.5
Niobium (Nb), % 0
0.1 to 0.3
Nitrogen (N), % 0 to 0.030
0.2 to 0.4
Oxygen (O), % 0 to 0.25
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 98.8 to 99.96
0
Vanadium (V), % 0
0.1 to 0.3
Residuals, % 0 to 0.4
0