MakeItFrom.com
Menu (ESC)

7049 Aluminum vs. C35300 Brass

7049 aluminum belongs to the aluminum alloys classification, while C35300 brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is 7049 aluminum and the bottom bar is C35300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
100
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 27
39
Tensile Strength: Ultimate (UTS), MPa 510 to 530
340 to 650

Thermal Properties

Latent Heat of Fusion, J/g 370
170
Maximum Temperature: Mechanical, °C 180
120
Melting Completion (Liquidus), °C 640
910
Melting Onset (Solidus), °C 480
890
Specific Heat Capacity, J/kg-K 860
380
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 23
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
26
Electrical Conductivity: Equal Weight (Specific), % IACS 110
29

Otherwise Unclassified Properties

Base Metal Price, % relative 10
23
Density, g/cm3 3.1
8.1
Embodied Carbon, kg CO2/kg material 8.1
2.6
Embodied Energy, MJ/kg 140
45
Embodied Water, L/kg 1110
320

Common Calculations

Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 45
19
Strength to Weight: Axial, points 46 to 47
12 to 22
Strength to Weight: Bending, points 46 to 47
13 to 21
Thermal Diffusivity, mm2/s 51
38
Thermal Shock Resistance, points 22 to 23
11 to 22

Alloy Composition

Aluminum (Al), % 85.7 to 89.5
0
Chromium (Cr), % 0.1 to 0.22
0
Copper (Cu), % 1.2 to 1.9
60 to 63
Iron (Fe), % 0 to 0.35
0 to 0.1
Lead (Pb), % 0
1.5 to 2.5
Magnesium (Mg), % 2.0 to 2.9
0
Manganese (Mn), % 0 to 0.2
0
Silicon (Si), % 0 to 0.25
0
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 7.2 to 8.2
33.9 to 38.5
Residuals, % 0
0 to 0.5