R60704 Alloy vs. Grade 37 Titanium

R60704 alloy belongs to the otherwise unclassified metals classification, while grade 37 titanium belongs to the titanium alloys. There are 20 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 R60704 alloy and the bottom bar is grade 37 titanium.

UNS R60704 Zirconium-Tin Alloy Grade 37 (R52815) Titanium

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		97
Elastic (Young's, Tensile) Modulus, GPa		110

Elongation at Break, %		16
Elongation at Break, %		22

Poisson's Ratio		0.34
Poisson's Ratio		0.32

Shear Modulus, GPa		36
Shear Modulus, GPa		40

Tensile Strength: Ultimate (UTS), MPa		470
Tensile Strength: Ultimate (UTS), MPa		390

Tensile Strength: Yield (Proof), MPa		270
Tensile Strength: Yield (Proof), MPa		250

Thermal Properties

Latent Heat of Fusion, J/g		240
Latent Heat of Fusion, J/g		420

Specific Heat Capacity, J/kg-K		270
Specific Heat Capacity, J/kg-K		550

Thermal Conductivity, W/m-K		22
Thermal Conductivity, W/m-K		21

Thermal Expansion, µm/m-K		6.0
Thermal Expansion, µm/m-K		8.9

Otherwise Unclassified Properties

Density, g/cm³		6.7
Density, g/cm³		4.5

Embodied Water, L/kg		460
Embodied Water, L/kg		120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		64
Resilience: Ultimate (Unit Rupture Work), MJ/m³		76

Resilience: Unit (Modulus of Resilience), kJ/m³		370
Resilience: Unit (Modulus of Resilience), kJ/m³		280

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		20
Strength to Weight: Axial, points		24

Strength to Weight: Bending, points		20
Strength to Weight: Bending, points		26

Thermal Diffusivity, mm²/s		12
Thermal Diffusivity, mm²/s		8.4

Thermal Shock Resistance, points		58
Thermal Shock Resistance, points		29

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		1.0 to 2.0

Carbon (C), %		0 to 0.050
Carbon (C), %		0 to 0.080

Chromium (Cr), %		0.2 to 0.4
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), %		0.2 to 0.4
Iron (Fe), %		0 to 0.3

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

Oxygen (O), %		0 to 0.18
Oxygen (O), %		0 to 0.25

Tin (Sn), %		1.0 to 2.0
Tin (Sn), %		0

Titanium (Ti), %		0
Titanium (Ti), %		96.9 to 99

Zirconium (Zr), %		93 to 98.8
Zirconium (Zr), %		0

Residuals, %		0
Residuals, %		0 to 0.4