MakeItFrom.com
Menu (ESC)

Titanium 6-7 vs. EN 1.4640 Stainless Steel

Titanium 6-7 belongs to the titanium alloys classification, while EN 1.4640 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 titanium 6-7 and the bottom bar is EN 1.4640 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 11
51
Fatigue Strength, MPa 530
230 to 250
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 45
77
Shear Strength, MPa 610
440 to 460
Tensile Strength: Ultimate (UTS), MPa 1020
620 to 650
Tensile Strength: Yield (Proof), MPa 900
240 to 260

Thermal Properties

Latent Heat of Fusion, J/g 410
280
Maximum Temperature: Mechanical, °C 300
930
Melting Completion (Liquidus), °C 1700
1420
Melting Onset (Solidus), °C 1650
1380
Specific Heat Capacity, J/kg-K 520
480
Thermal Expansion, µm/m-K 9.3
16

Otherwise Unclassified Properties

Base Metal Price, % relative 75
14
Density, g/cm3 5.1
7.8
Embodied Carbon, kg CO2/kg material 34
2.8
Embodied Energy, MJ/kg 540
40
Embodied Water, L/kg 190
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
250 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 3460
150 to 170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 32
25
Strength to Weight: Axial, points 56
22 to 23
Strength to Weight: Bending, points 44
21
Thermal Shock Resistance, points 66
14 to 15

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.080
0.030 to 0.080
Chromium (Cr), % 0
18 to 19
Copper (Cu), % 0
1.3 to 2.0
Hydrogen (H), % 0 to 0.0090
0
Iron (Fe), % 0 to 0.25
67.4 to 73.6
Manganese (Mn), % 0
1.5 to 4.0
Molybdenum (Mo), % 6.5 to 7.5
0
Nickel (Ni), % 0
5.5 to 6.9
Niobium (Nb), % 6.5 to 7.5
0
Nitrogen (N), % 0 to 0.050
0.030 to 0.11
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 84.9 to 88
0