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R04295 Alloy vs. C68100 Brass

R04295 alloy belongs to the otherwise unclassified metals classification, while C68100 brass belongs to the copper alloys. 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 R04295 alloy and the bottom bar is C68100 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 22
29
Poisson's Ratio 0.38
0.3
Shear Modulus, GPa 37
40
Tensile Strength: Ultimate (UTS), MPa 410
380
Tensile Strength: Yield (Proof), MPa 300
140

Thermal Properties

Latent Heat of Fusion, J/g 300
170
Specific Heat Capacity, J/kg-K 260
390
Thermal Expansion, µm/m-K 7.2
21

Otherwise Unclassified Properties

Density, g/cm3 9.0
7.9
Embodied Water, L/kg 950
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84
86
Resilience: Unit (Modulus of Resilience), kJ/m3 430
94
Stiffness to Weight: Axial, points 6.3
7.3
Stiffness to Weight: Bending, points 17
20
Strength to Weight: Axial, points 13
13
Strength to Weight: Bending, points 14
15
Thermal Shock Resistance, points 40
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0 to 0.015
0
Copper (Cu), % 0
56 to 60
Hafnium (Hf), % 9.0 to 11
0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0
0.25 to 1.3
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0
0.010 to 0.5
Niobium (Nb), % 85.9 to 90.3
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.025
0
Silicon (Si), % 0
0.040 to 0.15
Tantalum (Ta), % 0 to 0.5
0
Tin (Sn), % 0
0.75 to 1.1
Titanium (Ti), % 0.7 to 1.3
0
Tungsten (W), % 0 to 0.5
0
Zinc (Zn), % 0
36.4 to 43
Zirconium (Zr), % 0 to 0.7
0
Residuals, % 0
0 to 0.5