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AWS ERTi-2 vs. C68000 Brass

AWS ERTi-2 belongs to the titanium alloys classification, while C68000 brass belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS ERTi-2 and the bottom bar is C68000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 20
27
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 340
390
Tensile Strength: Yield (Proof), MPa 280
140

Thermal Properties

Latent Heat of Fusion, J/g 420
170
Maximum Temperature: Mechanical, °C 320
120
Melting Completion (Liquidus), °C 1670
880
Melting Onset (Solidus), °C 1620
870
Specific Heat Capacity, J/kg-K 540
390
Thermal Conductivity, W/m-K 21
96
Thermal Expansion, µm/m-K 8.7
21

Otherwise Unclassified Properties

Base Metal Price, % relative 37
23
Density, g/cm3 4.5
8.0
Embodied Carbon, kg CO2/kg material 31
2.8
Embodied Energy, MJ/kg 510
48
Embodied Water, L/kg 110
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 64
82
Resilience: Unit (Modulus of Resilience), kJ/m3 360
95
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 35
20
Strength to Weight: Axial, points 21
14
Strength to Weight: Bending, points 24
15
Thermal Diffusivity, mm2/s 8.7
31
Thermal Shock Resistance, points 27
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 0.12
0.25 to 1.3
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0
0.010 to 0.5
Nickel (Ni), % 0
0.2 to 0.8
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), % 99.667 to 99.92
0
Zinc (Zn), % 0
35.6 to 42.8
Residuals, % 0
0 to 0.5