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AWS ERTi-1 vs. C87900 Brass

AWS ERTi-1 belongs to the titanium alloys classification, while C87900 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-1 and the bottom bar is C87900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 24
25
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 41
41
Tensile Strength: Ultimate (UTS), MPa 240
480
Tensile Strength: Yield (Proof), MPa 170
240

Thermal Properties

Latent Heat of Fusion, J/g 420
190
Maximum Temperature: Mechanical, °C 320
130
Melting Completion (Liquidus), °C 1670
930
Melting Onset (Solidus), °C 1620
900
Specific Heat Capacity, J/kg-K 540
390
Thermal Conductivity, W/m-K 21
120
Thermal Expansion, µm/m-K 8.7
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
15
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
17

Otherwise Unclassified Properties

Base Metal Price, % relative 37
24
Density, g/cm3 4.5
8.1
Embodied Carbon, kg CO2/kg material 31
2.7
Embodied Energy, MJ/kg 510
46
Embodied Water, L/kg 110
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
100
Resilience: Unit (Modulus of Resilience), kJ/m3 140
270
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 35
20
Strength to Weight: Axial, points 15
17
Strength to Weight: Bending, points 19
17
Thermal Diffusivity, mm2/s 8.7
37
Thermal Shock Resistance, points 19
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Carbon (C), % 0 to 0.030
0
Copper (Cu), % 0
63 to 69.2
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.080
0 to 0.4
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0
0 to 0.5
Nitrogen (N), % 0 to 0.012
0
Oxygen (O), % 0.030 to 0.1
0
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0.8 to 1.2
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
0 to 0.25
Titanium (Ti), % 99.773 to 99.97
0
Zinc (Zn), % 0
30 to 36