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R60804 Alloy vs. C66700 Brass

R60804 alloy belongs to the otherwise unclassified metals classification, while C66700 brass belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is R60804 alloy and the bottom bar is C66700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
110
Elongation at Break, % 22
2.0 to 58
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 36
41
Tensile Strength: Ultimate (UTS), MPa 430
340 to 690
Tensile Strength: Yield (Proof), MPa 270
100 to 640

Thermal Properties

Latent Heat of Fusion, J/g 250
180
Specific Heat Capacity, J/kg-K 270
390
Thermal Conductivity, W/m-K 22
97
Thermal Expansion, µm/m-K 6.0
20

Otherwise Unclassified Properties

Density, g/cm3 6.5
8.2
Embodied Water, L/kg 290
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 85
13 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 380
49 to 1900
Stiffness to Weight: Axial, points 8.3
7.3
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 18
11 to 23
Strength to Weight: Bending, points 19
13 to 21
Thermal Diffusivity, mm2/s 12
30
Thermal Shock Resistance, points 53
11 to 23

Alloy Composition

Chromium (Cr), % 0.070 to 0.13
0
Copper (Cu), % 0
68.5 to 71.5
Iron (Fe), % 0.18 to 0.24
0 to 0.1
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0
0.8 to 1.5
Tin (Sn), % 1.2 to 1.7
0
Zinc (Zn), % 0
26.3 to 30.7
Zirconium (Zr), % 97.8 to 98.6
0
Residuals, % 0
0 to 0.5