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ASTM A356 Grade 10 vs. Grade 28 Titanium

ASTM A356 grade 10 belongs to the iron alloys classification, while grade 28 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM A356 grade 10 and the bottom bar is grade 28 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 23
11 to 17
Fatigue Strength, MPa 300
330 to 480
Poisson's Ratio 0.29
0.32
Reduction in Area, % 39
22
Shear Modulus, GPa 74
40
Tensile Strength: Ultimate (UTS), MPa 670
690 to 980
Tensile Strength: Yield (Proof), MPa 430
540 to 810

Thermal Properties

Latent Heat of Fusion, J/g 260
410
Maximum Temperature: Mechanical, °C 460
330
Melting Completion (Liquidus), °C 1470
1640
Melting Onset (Solidus), °C 1430
1590
Specific Heat Capacity, J/kg-K 470
550
Thermal Conductivity, W/m-K 39
8.3
Thermal Expansion, µm/m-K 13
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 3.9
36
Density, g/cm3 7.9
4.5
Embodied Carbon, kg CO2/kg material 1.8
37
Embodied Energy, MJ/kg 23
600
Embodied Water, L/kg 59
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
87 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 480
1370 to 3100
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 24
43 to 61
Strength to Weight: Bending, points 22
39 to 49
Thermal Diffusivity, mm2/s 11
3.4
Thermal Shock Resistance, points 19
47 to 66

Alloy Composition

Aluminum (Al), % 0
2.5 to 3.5
Carbon (C), % 0 to 0.2
0 to 0.080
Chromium (Cr), % 2.0 to 2.8
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 94.4 to 96.6
0 to 0.25
Manganese (Mn), % 0.5 to 0.8
0
Molybdenum (Mo), % 0.9 to 1.2
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.035
0
Ruthenium (Ru), % 0
0.080 to 0.14
Silicon (Si), % 0 to 0.6
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
92.4 to 95.4
Vanadium (V), % 0
2.0 to 3.0
Residuals, % 0
0 to 0.4