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C85400 Brass vs. R60704 Alloy

C85400 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 C85400 brass and the bottom bar is R60704 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
97
Elongation at Break, % 23
16
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
36
Tensile Strength: Ultimate (UTS), MPa 220
470
Tensile Strength: Yield (Proof), MPa 85
270

Thermal Properties

Latent Heat of Fusion, J/g 180
240
Specific Heat Capacity, J/kg-K 380
270
Thermal Conductivity, W/m-K 89
22
Thermal Expansion, µm/m-K 20
6.0

Otherwise Unclassified Properties

Density, g/cm3 8.3
6.7
Embodied Water, L/kg 330
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
64
Resilience: Unit (Modulus of Resilience), kJ/m3 35
370
Stiffness to Weight: Axial, points 7.0
8.1
Stiffness to Weight: Bending, points 19
23
Strength to Weight: Axial, points 7.5
20
Strength to Weight: Bending, points 9.9
20
Thermal Diffusivity, mm2/s 28
12
Thermal Shock Resistance, points 7.6
58

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
0.2 to 0.4
Copper (Cu), % 65 to 70
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 0 to 0.7
0.2 to 0.4
Lead (Pb), % 1.5 to 3.8
0
Nickel (Ni), % 0 to 1.0
0
Nitrogen (N), % 0
0 to 0.025
Oxygen (O), % 0
0 to 0.18
Silicon (Si), % 0 to 0.050
0
Tin (Sn), % 0.5 to 1.5
1.0 to 2.0
Zinc (Zn), % 24 to 32
0
Zirconium (Zr), % 0
93 to 98.8
Residuals, % 0 to 1.1
0