Grade 10 Ti-11.5Mo-6Zr-4.5Sn - Titanium Beta III (UNS R58030)

Aug 26 2013

Topics Covered

Introduction
Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties
Other Designations

Introduction

Grade 10 Ti-11.5Mo-6Zr-4.5Sn is a beta alloy grade wrought titanium alloy. It has high strength, good resistance to stress corrosion, good cold-formability, and good hardenability.

The following sections will discuss in detail about grade 10 Ti-11.5Mo-6Zr-4.5Sn alloy.

Chemical Composition

The chemical composition of grade 10 Ti-11.5Mo-6Zr-4.5Sn alloy is outlined in the following table.

Element Content (%)
Titanium, Ti 78
Molybdenum, Mo 11.5
Zirconium, Zr 6
Tin, Sn 4.5
Iron, Fe ≤ 0.35
Oxygen, O ≤ 0.18
Carbon, C ≤ 0.10
Nitrogen, N ≤ 0.050
Other, total ≤ 0.040
Hydrogen, H ≤ 0.020
Other, each ≤ 0.010

Physical Properties

The physical properties of grade 10 Ti-11.5Mo-6Zr-4.5Sn alloy are tabulated below.

Properties Metric Imperial
Density 5.06 g/cm³ 0.183 lb/in³
Melting point 1573-1690°C 2863- 3070°F

Mechanical Properties

The following table shows mechanical properties of grade 10 Ti-11.5Mo-6Zr-4.5Sn alloy.

Properties Metric Imperial
Tensile strength 725 MPa 105000 psi
Yield strength 620 MPa 89900 psi
Poisson’s ratio 0.36 0.36
Elastic modulus 79.0 GPa 11500 ksi
Shear modulus 27.0 GPa 3920 ksi
Elongation at break 15% 15%
Hardness, Vickers 240 240

Thermal Properties

The thermal properties of grade 10 Ti-11.5Mo-6Zr-4.5Sn alloy are tabulated below.

Properties Metric Imperial
Thermal expansion co-efficient (@20-100°C/68-212°F) 7.60 µm/m°C 4.22 µin/in°F
Thermal conductivity 6.28 W/mK 43.6 BTU in/hr.ft².°F

Other Designations

Equivalent materials to grade 10 Ti-11.5Mo-6Zr-4.5Sn alloy are MIL-T-9047, AMS 4977, and AMS 4980.

Comments

  1. 159 147 159 147 France says:
    May 27, 2020 at 7:38 PM

    The Effect of Alloying Elements on the Mechanical Properties & on the Weldability

    Reply

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