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CC761S Brass vs. R60704 Alloy

CC761S brass belongs to the copper alloys classification, while R60704 alloy belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is CC761S brass and the bottom bar is R60704 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
97
Elongation at Break, % 8.7
16
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
36
Tensile Strength: Ultimate (UTS), MPa 540
470
Tensile Strength: Yield (Proof), MPa 340
270

Thermal Properties

Latent Heat of Fusion, J/g 260
240
Specific Heat Capacity, J/kg-K 410
270
Thermal Conductivity, W/m-K 27
22
Thermal Expansion, µm/m-K 18
6.0

Otherwise Unclassified Properties

Density, g/cm3 8.3
6.7
Embodied Water, L/kg 300
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41
64
Resilience: Unit (Modulus of Resilience), kJ/m3 530
370
Stiffness to Weight: Axial, points 7.4
8.1
Stiffness to Weight: Bending, points 19
23
Strength to Weight: Axial, points 18
20
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 8.0
12
Thermal Shock Resistance, points 19
58

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
0.2 to 0.4
Copper (Cu), % 78 to 83
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 0 to 0.6
0.2 to 0.4
Lead (Pb), % 0 to 0.8
0
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0 to 1.0
0
Nitrogen (N), % 0
0 to 0.025
Oxygen (O), % 0
0 to 0.18
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 3.0 to 5.0
0
Tin (Sn), % 0 to 0.3
1.0 to 2.0
Zinc (Zn), % 8.9 to 19
0
Zirconium (Zr), % 0
93 to 98.8