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AWS ERTi-12 vs. C68100 Brass

AWS ERTi-12 belongs to the titanium alloys classification, while C68100 brass 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 C68100 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 12
29
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 480
380
Tensile Strength: Yield (Proof), MPa 340
140

Thermal Properties

Latent Heat of Fusion, J/g 420
170
Maximum Temperature: Mechanical, °C 320
120
Melting Completion (Liquidus), °C 1670
890
Melting Onset (Solidus), °C 1620
870
Specific Heat Capacity, J/kg-K 540
390
Thermal Conductivity, W/m-K 21
98
Thermal Expansion, µm/m-K 8.7
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
24
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
27

Otherwise Unclassified Properties

Base Metal Price, % relative 37
23
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 31
2.8
Embodied Energy, MJ/kg 510
47
Embodied Water, L/kg 110
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
86
Resilience: Unit (Modulus of Resilience), kJ/m3 550
94
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 35
20
Strength to Weight: Axial, points 30
13
Strength to Weight: Bending, points 30
15
Thermal Diffusivity, mm2/s 8.7
32
Thermal Shock Resistance, points 37
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0 to 0.030
0
Copper (Cu), % 0
56 to 60
Hydrogen (H), % 0 to 0.0080
0
Iron (Fe), % 0 to 0.15
0.25 to 1.3
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0
0.010 to 0.5
Molybdenum (Mo), % 0.2 to 0.4
0
Nickel (Ni), % 0.060 to 0.090
0
Nitrogen (N), % 0 to 0.015
0
Oxygen (O), % 0.080 to 0.16
0
Silicon (Si), % 0
0.040 to 0.15
Tin (Sn), % 0
0.75 to 1.1
Titanium (Ti), % 99.147 to 99.66
0
Zinc (Zn), % 0
36.4 to 43
Residuals, % 0
0 to 0.5