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R60804 Alloy vs. C38000 Brass

R60804 alloy belongs to the otherwise unclassified metals classification, while C38000 brass belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is R60804 alloy and the bottom bar is C38000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
100
Elongation at Break, % 22
17
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 36
39
Tensile Strength: Ultimate (UTS), MPa 430
380
Tensile Strength: Yield (Proof), MPa 270
120

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Specific Heat Capacity, J/kg-K 270
380
Thermal Conductivity, W/m-K 22
110
Thermal Expansion, µm/m-K 6.0
21

Otherwise Unclassified Properties

Density, g/cm3 6.5
8.0
Embodied Water, L/kg 290
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 85
50
Resilience: Unit (Modulus of Resilience), kJ/m3 380
74
Stiffness to Weight: Axial, points 8.3
7.1
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 18
13
Strength to Weight: Bending, points 19
14
Thermal Diffusivity, mm2/s 12
37
Thermal Shock Resistance, points 53
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Chromium (Cr), % 0.070 to 0.13
0
Copper (Cu), % 0
55 to 60
Iron (Fe), % 0.18 to 0.24
0 to 0.35
Lead (Pb), % 0
1.5 to 2.5
Tin (Sn), % 1.2 to 1.7
0 to 0.3
Zinc (Zn), % 0
35.9 to 43.5
Zirconium (Zr), % 97.8 to 98.6
0
Residuals, % 0
0 to 0.5