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C69430 Brass vs. R04295 Alloy

C69430 brass belongs to the copper alloys classification, while R04295 alloy belongs to the otherwise unclassified metals. There are 18 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 C69430 brass and the bottom bar is R04295 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 17
22
Poisson's Ratio 0.33
0.38
Shear Modulus, GPa 42
37
Tensile Strength: Ultimate (UTS), MPa 570
410
Tensile Strength: Yield (Proof), MPa 280
300

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Specific Heat Capacity, J/kg-K 410
260
Thermal Expansion, µm/m-K 18
7.2

Otherwise Unclassified Properties

Density, g/cm3 8.3
9.0
Embodied Water, L/kg 300
950

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
84
Resilience: Unit (Modulus of Resilience), kJ/m3 340
430
Stiffness to Weight: Axial, points 7.4
6.3
Stiffness to Weight: Bending, points 19
17
Strength to Weight: Axial, points 19
13
Strength to Weight: Bending, points 18
14
Thermal Shock Resistance, points 20
40

Alloy Composition

Arsenic (As), % 0.030 to 0.060
0
Carbon (C), % 0
0 to 0.015
Copper (Cu), % 80 to 83
0
Hafnium (Hf), % 0
9.0 to 11
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0 to 0.3
0
Niobium (Nb), % 0
85.9 to 90.3
Nitrogen (N), % 0
0 to 0.010
Oxygen (O), % 0
0 to 0.025
Silicon (Si), % 3.5 to 4.5
0
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0
0.7 to 1.3
Tungsten (W), % 0
0 to 0.5
Zinc (Zn), % 11.4 to 16.5
0
Zirconium (Zr), % 0
0 to 0.7
Residuals, % 0 to 0.5
0