Grade 36 Titanium vs. EN 1.7108 Steel

Grade 36 titanium belongs to the titanium alloys classification, while EN 1.7108 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is grade 36 titanium and the bottom bar is EN 1.7108 steel.

Grade 36 (R58450) Titanium EN 1.7108 (61SiCr7) Silicon-Chromium Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		110
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.36
Poisson's Ratio		0.29

Shear Modulus, GPa		39
Shear Modulus, GPa		72

Tensile Strength: Ultimate (UTS), MPa		530
Tensile Strength: Ultimate (UTS), MPa		670 to 2070

Thermal Properties

Latent Heat of Fusion, J/g		370
Latent Heat of Fusion, J/g		280

Maximum Temperature: Mechanical, °C		320
Maximum Temperature: Mechanical, °C		410

Melting Completion (Liquidus), °C		2020
Melting Completion (Liquidus), °C		1430

Melting Onset (Solidus), °C		1950
Melting Onset (Solidus), °C		1390

Specific Heat Capacity, J/kg-K		420
Specific Heat Capacity, J/kg-K		480

Thermal Expansion, µm/m-K		8.1
Thermal Expansion, µm/m-K		13

Otherwise Unclassified Properties

Density, g/cm³		6.3
Density, g/cm³		7.7

Embodied Carbon, kg CO₂/kg material		58
Embodied Carbon, kg CO₂/kg material		1.5

Embodied Energy, MJ/kg		920
Embodied Energy, MJ/kg		20

Embodied Water, L/kg		130
Embodied Water, L/kg		47

Common Calculations

Stiffness to Weight: Axial, points		9.3
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		25

Strength to Weight: Axial, points		23
Strength to Weight: Axial, points		24 to 75

Strength to Weight: Bending, points		23
Strength to Weight: Bending, points		22 to 47

Thermal Shock Resistance, points		45
Thermal Shock Resistance, points		20 to 63

Alloy Composition

Carbon (C), %		0 to 0.030
Carbon (C), %		0.57 to 0.65

Chromium (Cr), %		0
Chromium (Cr), %		0.2 to 0.45

Hydrogen (H), %		0 to 0.0035
Hydrogen (H), %		0

Iron (Fe), %		0 to 0.030
Iron (Fe), %		95.9 to 96.9

Manganese (Mn), %		0
Manganese (Mn), %		0.7 to 1.0

Niobium (Nb), %		42 to 47
Niobium (Nb), %		0

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

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

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.025

Silicon (Si), %		0
Silicon (Si), %		1.6 to 2.0

Sulfur (S), %		0
Sulfur (S), %		0 to 0.025

Titanium (Ti), %		52.3 to 58
Titanium (Ti), %		0

Residuals, %		0 to 0.4
Residuals, %		0