Grade 27 Titanium vs. AWS BNi-6

Grade 27 titanium belongs to the titanium alloys classification, while AWS BNi-6 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is grade 27 titanium and the bottom bar is AWS BNi-6.

Grade 27 (R52254) Titanium AWS BNi-6 (N99700) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		110
Elastic (Young's, Tensile) Modulus, GPa		160

Poisson's Ratio		0.32
Poisson's Ratio		0.31

Shear Modulus, GPa		41
Shear Modulus, GPa		62

Tensile Strength: Ultimate (UTS), MPa		270
Tensile Strength: Ultimate (UTS), MPa		450

Thermal Properties

Latent Heat of Fusion, J/g		420
Latent Heat of Fusion, J/g		260

Melting Completion (Liquidus), °C		1660
Melting Completion (Liquidus), °C		880

Melting Onset (Solidus), °C		1610
Melting Onset (Solidus), °C		880

Specific Heat Capacity, J/kg-K		540
Specific Heat Capacity, J/kg-K		480

Thermal Expansion, µm/m-K		8.7
Thermal Expansion, µm/m-K		9.8

Otherwise Unclassified Properties

Base Metal Price, % relative		37
Base Metal Price, % relative		55

Density, g/cm³		4.5
Density, g/cm³		8.2

Embodied Carbon, kg CO₂/kg material		33
Embodied Carbon, kg CO₂/kg material		9.4

Embodied Energy, MJ/kg		530
Embodied Energy, MJ/kg		130

Embodied Water, L/kg		320
Embodied Water, L/kg		210

Common Calculations

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		11

Stiffness to Weight: Bending, points		35
Stiffness to Weight: Bending, points		22

Strength to Weight: Axial, points		17
Strength to Weight: Axial, points		15

Strength to Weight: Bending, points		21
Strength to Weight: Bending, points		16

Thermal Shock Resistance, points		21
Thermal Shock Resistance, points		20

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.050

Carbon (C), %		0 to 0.080
Carbon (C), %		0 to 0.060

Cobalt (Co), %		0
Cobalt (Co), %		0 to 0.1

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

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

Nickel (Ni), %		0
Nickel (Ni), %		87.2 to 90

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

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

Phosphorus (P), %		0
Phosphorus (P), %		10 to 12

Ruthenium (Ru), %		0.080 to 0.14
Ruthenium (Ru), %		0

Selenium (Se), %		0
Selenium (Se), %		0 to 0.0050

Sulfur (S), %		0
Sulfur (S), %		0 to 0.020

Titanium (Ti), %		99 to 99.92
Titanium (Ti), %		0 to 0.050

Zirconium (Zr), %		0
Zirconium (Zr), %		0 to 0.050

Residuals, %		0
Residuals, %		0 to 0.5