R60706 Alloy vs. AWS ERTi-5

R60706 alloy belongs to the otherwise unclassified metals classification, while AWS ERTi-5 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-5.

UNS R60706 Zirconium-Niobium Alloy AWS ERTi-5 Weld Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		98
Elastic (Young's, Tensile) Modulus, GPa		110

Elongation at Break, %		16
Elongation at Break, %		10

Poisson's Ratio		0.34
Poisson's Ratio		0.32

Shear Modulus, GPa		37
Shear Modulus, GPa		40

Tensile Strength: Ultimate (UTS), MPa		580
Tensile Strength: Ultimate (UTS), MPa		900

Tensile Strength: Yield (Proof), MPa		390
Tensile Strength: Yield (Proof), MPa		830

Thermal Properties

Latent Heat of Fusion, J/g		250
Latent Heat of Fusion, J/g		410

Specific Heat Capacity, J/kg-K		270
Specific Heat Capacity, J/kg-K		560

Thermal Conductivity, W/m-K		17
Thermal Conductivity, W/m-K		7.1

Thermal Expansion, µm/m-K		6.3
Thermal Expansion, µm/m-K		9.6

Otherwise Unclassified Properties

Density, g/cm³		6.7
Density, g/cm³		4.4

Embodied Water, L/kg		450
Embodied Water, L/kg		200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		82
Resilience: Ultimate (Unit Rupture Work), MJ/m³		87

Resilience: Unit (Modulus of Resilience), kJ/m³		760
Resilience: Unit (Modulus of Resilience), kJ/m³		3250

Stiffness to Weight: Axial, points		8.1
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		35

Strength to Weight: Axial, points		24
Strength to Weight: Axial, points		56

Strength to Weight: Bending, points		23
Strength to Weight: Bending, points		46

Thermal Diffusivity, mm²/s		9.5
Thermal Diffusivity, mm²/s		2.9

Thermal Shock Resistance, points		67
Thermal Shock Resistance, points		63

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		5.5 to 6.8

Carbon (C), %		0 to 0.050
Carbon (C), %		0 to 0.050

Chromium (Cr), %		0 to 0.2
Chromium (Cr), %		0

Hafnium (Hf), %		0 to 4.5
Hafnium (Hf), %		0

Hydrogen (H), %		0 to 0.0050
Hydrogen (H), %		0 to 0.015

Iron (Fe), %		0 to 0.2
Iron (Fe), %		0 to 0.22

Niobium (Nb), %		2.0 to 3.0
Niobium (Nb), %		0

Nitrogen (N), %		0 to 0.025
Nitrogen (N), %		0 to 0.030

Oxygen (O), %		0 to 0.16
Oxygen (O), %		0.12 to 0.2

Titanium (Ti), %		0
Titanium (Ti), %		88.2 to 90.9

Vanadium (V), %		0
Vanadium (V), %		3.5 to 4.5

Zirconium (Zr), %		91 to 98
Zirconium (Zr), %		0