Titanium Ti1023 Powder

Overview

Titanium Ti1023 Powder is a high-purity titanium alloy powder containing 10% vanadium and 23% niobium. It offers an excellent combination of strength, ductility, and corrosion resistance along with low density and biocompatibility.

Some key properties and features of titanium Ti1023 powder include:

• High strength-to-weight ratio
• Excellent corrosion resistance
• Good cold and hot workability
• Heat treatable for tailoring mechanical properties
• Low thermal expansion coefficient
• Non-magnetic and non-sparking
• High operating temperature capability
• Biocompatible and non-toxic

Titanium Ti1023 powder has diverse applications across industries like aerospace, medical, chemical, marine, and more due to its versatile material properties.

Composition

The nominal composition of titanium Ti1023 powder is:

Titanium Ti1023 powder conforms to the ASTM standards with purity levels over 99.7%. Trace elements like iron, carbon, nitrogen and oxygen are tightly controlled.

Properties

Titanium Ti1023 powder possesses well-balanced physical, mechanical, thermal and electrical properties:

Physical Properties

Mechanical Properties

Particle Characteristics

Titanium Ti1023 powder particles have spherical morphology with smooth surfaces aiding powder flow and compacting.

Applications

The unique properties of titanium Ti1023 like high specific strength, biocompatibility, corrosion resistance and heat resistance enable several industrial applications as summarized below:

Aerospace

• Structural components like landing gear, hydraulic tubing, fasteners due to lightweight and temperature resistance
• Jet engine compressor blades withstanding high rotation speeds
• Aircraft exterior parts tolerating extreme weather due to corrosion resistance

Medicine

• Orthopedic implants like hip and knee joints, bone plates, screws owing to mechanical compatibility, biocompatibility and osseointegration
• Surgical instruments and medical devices suitable for sterilization and daily use
• Dental implants and restorations withstanding chewing stresses

Automotive

• Valves, connecting rods, suspension springs to reduce weight of moving components
• Exhaust system parts withstanding high temperatures

Chemical

• Storage tanks, heat exchangers, valves and pipes for aggressively corrosive environments
• Reaction vessels, condensers, separators and distillation columns for chemical synthesis

Marine

• Submarine propeller shafts having a combination of strength, cavitation resistance and stealth
• Desalination plant heat exchangers and piping resisting saltwater corrosion

Architecture

• Roofing, panels, beams and columns for lightweight structures and ease of machining complex geometries

Product Standards and Grades

Like all titanium alloys, Ti1023 powder is covered by aerospace material specifications for chemical composition, mechanical properties, microstructure and quality standards:

The annealed condition offers optimal cold formability and machining characteristics while solution treated and aged temper gives 10-15% increase in tensile strength.

Suppliers and Pricing

Titanium Ti1023 powder is available from leading specialty metals manufacturers and suppliers:

Higher purity grades with lower oxygen and nitrogen are typically 15-25% higher cost. Small batch sampling quantities may be limited to 0.1-0.5kg depending on supplier inventories.

Comparative Analysis

Titanium Ti1023 outperforms other popular titanium alloys in specific applications as highlighted below:

While CP titanium (Grades 1-4) offers the best overall corrosion resistance, Ti1023 balances high temperature capability, bio-safety, and strength levels tailored for demanding cyclic loading situations.

Advantages and Limitations

Advantages

• Balanced mechanical properties – strength, ductility and fatigue resistance
• Heat treatable to tailor properties as per application
• Excellent corrosion resistance in harsh environments
• Biocompatible and non-toxic for medical uses
• Non-magnetic with excellent sonic attenuation properties
• Retains properties at temperature extremes up to 600°C
• Lower cost alloy alternative to popular Ti64 grade powder

Limitations

• High chemical reactivity requires controlled processing in absence of oxygen
• Lower ductility than commercially pure titanium grades
• Difficult to machine in hardened conditions requiring sharp tools
• Higher raw material cost than steels and aluminum alloys
• LimitedSupplier availability in small batches

FAQs

Q: What are the key benefits of titanium Ti1023 vs Ti 6Al-4V alloy?

A: Titanium Ti1023 offers higher strength at elevated temperatures up to 600°C along with equal or superior corrosion resistance and bio-safety compared to widely used Ti64 alloy.

Q: What particle size range is available for Ti1023 powder?

A: Standard particle sizes fall between 15-45 microns diameter with customized size distributions possible on request to match customer application requirements.

Q: Does Ti1023 powder require special storage or handling precautions?

A: Like all reactive titanium alloys, Ti1023 powder requires storage in sealed containers isolated from atmospheric moisture and oxygen. Handling under argon cover gas is recommended.

Q: What are the heat treatment options for tailoring the properties of Ti1023 alloy?

A: Solution treatment at above 800°C followed by aging in the 450-650°C range allows property tuning in line with AMS 4928 specification for optimum combinations of strength, ductility and microstructure.

Q: What precautions should be used while machining titanium Ti1023 alloy?

A: Sharp cutting tools, high pressure coolant, slow feed rates, and rigid setups are recommended. Allowance should be kept for titanium’s tendency to smear, clog, and accelerate tool wear.

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