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AWS ERTi-5 vs. C90500 Gun Metal

AWS ERTi-5 belongs to the titanium alloys classification, while C90500 gun metal belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AWS ERTi-5 and the bottom bar is C90500 gun metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 10
20
Fatigue Strength, MPa 470
90
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 900
320
Tensile Strength: Yield (Proof), MPa 830
160

Thermal Properties

Latent Heat of Fusion, J/g 410
190
Maximum Temperature: Mechanical, °C 340
170
Melting Completion (Liquidus), °C 1610
1000
Melting Onset (Solidus), °C 1560
850
Specific Heat Capacity, J/kg-K 560
370
Thermal Conductivity, W/m-K 7.1
75
Thermal Expansion, µm/m-K 9.6
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
11
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
11

Otherwise Unclassified Properties

Base Metal Price, % relative 36
35
Density, g/cm3 4.4
8.7
Embodied Carbon, kg CO2/kg material 38
3.6
Embodied Energy, MJ/kg 610
59
Embodied Water, L/kg 200
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87
54
Resilience: Unit (Modulus of Resilience), kJ/m3 3250
110
Stiffness to Weight: Axial, points 13
6.9
Stiffness to Weight: Bending, points 35
18
Strength to Weight: Axial, points 56
10
Strength to Weight: Bending, points 46
12
Thermal Diffusivity, mm2/s 2.9
23
Thermal Shock Resistance, points 63
12

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0 to 0.050
0
Copper (Cu), % 0
86 to 89
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.22
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Nickel (Ni), % 0
0 to 1.0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0.12 to 0.2
0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
9.0 to 11
Titanium (Ti), % 88.2 to 90.9
0
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
1.0 to 3.0
Residuals, % 0
0 to 0.3