MakeItFrom.com
Menu (ESC)

Grade 7 Titanium vs. Nickel 625

Grade 7 titanium belongs to the titanium alloys classification, while nickel 625 belongs to the nickel alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is grade 7 titanium and the bottom bar is nickel 625.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 24
33 to 34
Fatigue Strength, MPa 250
240 to 320
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 38
79
Shear Strength, MPa 270
530 to 600
Tensile Strength: Ultimate (UTS), MPa 420
790 to 910
Tensile Strength: Yield (Proof), MPa 340
320 to 450

Thermal Properties

Latent Heat of Fusion, J/g 420
330
Maximum Temperature: Mechanical, °C 320
980
Melting Completion (Liquidus), °C 1660
1350
Melting Onset (Solidus), °C 1610
1290
Specific Heat Capacity, J/kg-K 540
440
Thermal Conductivity, W/m-K 22
11
Thermal Expansion, µm/m-K 9.2
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 7.2
1.4

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.6
Embodied Carbon, kg CO2/kg material 47
14
Embodied Energy, MJ/kg 800
190
Embodied Water, L/kg 470
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 95
220 to 250
Resilience: Unit (Modulus of Resilience), kJ/m3 560
260 to 490
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 26
26 to 29
Strength to Weight: Bending, points 28
22 to 24
Thermal Diffusivity, mm2/s 8.9
2.9
Thermal Shock Resistance, points 31
22 to 25

Alloy Composition

Aluminum (Al), % 0
0 to 0.4
Carbon (C), % 0 to 0.080
0 to 0.1
Chromium (Cr), % 0
20 to 23
Cobalt (Co), % 0
0 to 1.0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
0 to 5.0
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
8.0 to 10
Nickel (Ni), % 0
58 to 68.9
Niobium (Nb), % 0
3.2 to 4.2
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Palladium (Pd), % 0.12 to 0.25
0
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 98.7 to 99.88
0 to 0.4
Residuals, % 0 to 0.4
0