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C27200 Brass vs. AWS ERTi-7

C27200 brass belongs to the copper alloys classification, while AWS ERTi-7 belongs to the titanium alloys. There are 27 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 C27200 brass and the bottom bar is AWS ERTi-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 10 to 50
20
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 370 to 590
340
Tensile Strength: Yield (Proof), MPa 150 to 410
280

Thermal Properties

Latent Heat of Fusion, J/g 170
420
Maximum Temperature: Mechanical, °C 130
320
Melting Completion (Liquidus), °C 920
1670
Melting Onset (Solidus), °C 870
1620
Specific Heat Capacity, J/kg-K 390
540
Thermal Conductivity, W/m-K 120
21
Thermal Expansion, µm/m-K 20
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 31
7.3

Otherwise Unclassified Properties

Density, g/cm3 8.1
4.5
Embodied Carbon, kg CO2/kg material 2.7
47
Embodied Energy, MJ/kg 45
800
Embodied Water, L/kg 320
470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 270
64
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 810
360
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
35
Strength to Weight: Axial, points 13 to 20
21
Strength to Weight: Bending, points 14 to 19
24
Thermal Diffusivity, mm2/s 37
8.8
Thermal Shock Resistance, points 12 to 20
26

Alloy Composition

Carbon (C), % 0
0 to 0.030
Copper (Cu), % 62 to 65
0
Hydrogen (H), % 0
0 to 0.0080
Iron (Fe), % 0 to 0.070
0 to 0.12
Lead (Pb), % 0 to 0.070
0
Nitrogen (N), % 0
0 to 0.015
Oxygen (O), % 0
0.080 to 0.16
Palladium (Pd), % 0
0.12 to 0.25
Titanium (Ti), % 0
99.417 to 99.8
Zinc (Zn), % 34.6 to 38
0
Residuals, % 0 to 0.3
0