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R60705 Alloy vs. C52100 Bronze

R60705 alloy belongs to the otherwise unclassified metals classification, while C52100 bronze belongs to the copper alloys. There are 16 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is R60705 alloy and the bottom bar is C52100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
110
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 37
41
Tensile Strength: Ultimate (UTS), MPa 540
380 to 800

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Specific Heat Capacity, J/kg-K 270
370
Thermal Conductivity, W/m-K 17
62
Thermal Expansion, µm/m-K 6.3
18

Otherwise Unclassified Properties

Density, g/cm3 6.7
8.8
Embodied Water, L/kg 450
370

Common Calculations

Stiffness to Weight: Axial, points 8.1
7.0
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 22
12 to 25
Strength to Weight: Bending, points 22
13 to 22
Thermal Diffusivity, mm2/s 9.5
19
Thermal Shock Resistance, points 63
14 to 28

Alloy Composition

Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0
89.8 to 93
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.2
0 to 0.1
Lead (Pb), % 0
0 to 0.050
Niobium (Nb), % 2.0 to 3.0
0
Nitrogen (N), % 0 to 0.025
0
Oxygen (O), % 0 to 0.18
0
Phosphorus (P), % 0
0.030 to 0.35
Tin (Sn), % 0
7.0 to 9.0
Zinc (Zn), % 0
0 to 0.2
Zirconium (Zr), % 91 to 98
0
Residuals, % 0
0 to 0.5