MakeItFrom.com
Menu (ESC)

Grade 28 Titanium vs. Austenitic Grey Cast Iron

Grade 28 titanium belongs to the titanium alloys classification, while austenitic grey cast iron belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is grade 28 titanium and the bottom bar is austenitic grey cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
180
Poisson's Ratio 0.32
0.29 to 0.3
Shear Modulus, GPa 40
69 to 72
Tensile Strength: Ultimate (UTS), MPa 690 to 980
150 to 230

Thermal Properties

Latent Heat of Fusion, J/g 410
280 to 350
Melting Completion (Liquidus), °C 1640
1340 to 1400
Melting Onset (Solidus), °C 1590
1290 to 1350
Specific Heat Capacity, J/kg-K 550
470 to 490
Thermal Expansion, µm/m-K 9.9
13 to 14

Otherwise Unclassified Properties

Base Metal Price, % relative 36
14 to 24
Density, g/cm3 4.5
7.7 to 8.1
Embodied Carbon, kg CO2/kg material 37
3.1 to 4.7
Embodied Energy, MJ/kg 600
43 to 65
Embodied Water, L/kg 370
93 to 120

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
23 to 25
Strength to Weight: Axial, points 43 to 61
5.3 to 8.2
Strength to Weight: Bending, points 39 to 49
7.9 to 11
Thermal Shock Resistance, points 47 to 66
4.5 to 6.5