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R60706 Alloy vs. AWS ERTi-1

R60706 alloy belongs to the otherwise unclassified metals classification, while AWS ERTi-1 belongs to the titanium alloys. 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 R60706 alloy and the bottom bar is AWS ERTi-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
110
Elongation at Break, % 16
24
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 37
41
Tensile Strength: Ultimate (UTS), MPa 580
240
Tensile Strength: Yield (Proof), MPa 390
170

Thermal Properties

Latent Heat of Fusion, J/g 250
420
Specific Heat Capacity, J/kg-K 270
540
Thermal Conductivity, W/m-K 17
21
Thermal Expansion, µm/m-K 6.3
8.7

Otherwise Unclassified Properties

Density, g/cm3 6.7
4.5
Embodied Water, L/kg 450
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82
52
Resilience: Unit (Modulus of Resilience), kJ/m3 760
140
Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
35
Strength to Weight: Axial, points 24
15
Strength to Weight: Bending, points 23
19
Thermal Diffusivity, mm2/s 9.5
8.7
Thermal Shock Resistance, points 67
19

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 0 to 0.2
0
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0 to 0.0050
Iron (Fe), % 0 to 0.2
0 to 0.080
Niobium (Nb), % 2.0 to 3.0
0
Nitrogen (N), % 0 to 0.025
0 to 0.012
Oxygen (O), % 0 to 0.16
0.030 to 0.1
Titanium (Ti), % 0
99.773 to 99.97
Zirconium (Zr), % 91 to 98
0