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Grade 20 Titanium vs. C28000 Muntz Metal

Grade 20 titanium belongs to the titanium alloys classification, while C28000 Muntz Metal belongs to the copper alloys. There are 24 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 grade 20 titanium and the bottom bar is C28000 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 5.7 to 17
10 to 45
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 47
40
Shear Strength, MPa 560 to 740
230 to 330
Tensile Strength: Ultimate (UTS), MPa 900 to 1270
330 to 610
Tensile Strength: Yield (Proof), MPa 850 to 1190
150 to 370

Thermal Properties

Latent Heat of Fusion, J/g 400
170
Maximum Temperature: Mechanical, °C 370
120
Melting Completion (Liquidus), °C 1660
900
Melting Onset (Solidus), °C 1600
900
Specific Heat Capacity, J/kg-K 520
390
Thermal Expansion, µm/m-K 9.6
21

Otherwise Unclassified Properties

Density, g/cm3 5.0
8.0
Embodied Carbon, kg CO2/kg material 52
2.7
Embodied Energy, MJ/kg 860
46
Embodied Water, L/kg 350
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 150
27 to 240
Resilience: Unit (Modulus of Resilience), kJ/m3 2940 to 5760
110 to 670
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 33
20
Strength to Weight: Axial, points 50 to 70
11 to 21
Strength to Weight: Bending, points 41 to 52
13 to 20
Thermal Shock Resistance, points 55 to 77
11 to 20

Alloy Composition

Aluminum (Al), % 3.0 to 4.0
0
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 5.5 to 6.5
0
Copper (Cu), % 0
59 to 63
Hydrogen (H), % 0 to 0.020
0
Iron (Fe), % 0 to 0.3
0 to 0.070
Lead (Pb), % 0
0 to 0.3
Molybdenum (Mo), % 3.5 to 4.5
0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.12
0
Palladium (Pd), % 0.040 to 0.080
0
Titanium (Ti), % 71 to 77
0
Vanadium (V), % 7.5 to 8.5
0
Zinc (Zn), % 0
36.3 to 41
Zirconium (Zr), % 3.5 to 4.5
0
Residuals, % 0
0 to 0.3

Comparable Variants