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AWS ERTi-12 vs. CC331G Bronze

AWS ERTi-12 belongs to the titanium alloys classification, while CC331G bronze belongs to the copper alloys. There are 28 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-12 and the bottom bar is CC331G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 12
20
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 41
43
Tensile Strength: Ultimate (UTS), MPa 480
620
Tensile Strength: Yield (Proof), MPa 340
240

Thermal Properties

Latent Heat of Fusion, J/g 420
230
Maximum Temperature: Mechanical, °C 320
220
Melting Completion (Liquidus), °C 1670
1060
Melting Onset (Solidus), °C 1620
1000
Specific Heat Capacity, J/kg-K 540
440
Thermal Conductivity, W/m-K 21
61
Thermal Expansion, µm/m-K 8.7
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
13
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
14

Otherwise Unclassified Properties

Base Metal Price, % relative 37
28
Density, g/cm3 4.5
8.3
Embodied Carbon, kg CO2/kg material 31
3.2
Embodied Energy, MJ/kg 510
53
Embodied Water, L/kg 110
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
97
Resilience: Unit (Modulus of Resilience), kJ/m3 550
250
Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 30
21
Strength to Weight: Bending, points 30
19
Thermal Diffusivity, mm2/s 8.7
17
Thermal Shock Resistance, points 37
22

Alloy Composition

Aluminum (Al), % 0
8.5 to 10.5
Carbon (C), % 0 to 0.030
0
Copper (Cu), % 0
83 to 86.5
Hydrogen (H), % 0 to 0.0080
0
Iron (Fe), % 0 to 0.15
1.5 to 3.5
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0.2 to 0.4
0
Nickel (Ni), % 0.060 to 0.090
0 to 1.5
Nitrogen (N), % 0 to 0.015
0
Oxygen (O), % 0.080 to 0.16
0
Silicon (Si), % 0
0 to 0.2
Tin (Sn), % 0
0 to 0.2
Titanium (Ti), % 99.147 to 99.66
0
Zinc (Zn), % 0
0 to 0.5