Product Description
Product Description
Overview
MIL-T-9047 AB-1 Titanium 6Al-4V Bar is a high-strength alpha-beta titanium alloy offering an exceptional combination of strength, low weight, and corrosion resistance. This military specification covers annealed titanium alloy bars for structural and high-temperature applications in defense and aerospace systems. Supplied in annealed condition, Ti-6Al-4V bar stock is ideal for military aircraft, naval vessels, and high-performance defense applications requiring round, rectangular, or hexagonal bar configurations. Contact us today for availability and pricing on your MIL-T-9047 titanium bar requirements.
Chemical Composition
| Aluminum | Vanadium | Iron (max) | Oxygen (max) | Carbon (max) | Nitrogen (max) | Hydrogen (max) | Titanium |
|---|---|---|---|---|---|---|---|
| 5.5 – 6.75% | 3.5 – 4.5% | 0.30% | 0.20% | 0.08% | 0.05% | 0.015% | Balance |
Mechanical Properties (Annealed Condition)
| Condition | Tensile Strength (KSI) | Yield Strength (KSI) | % Elongation | Reduction of Area % |
|---|---|---|---|---|
| Annealed | 130 min | 120 min | 10 min | 25 min |
Alternative Names & Designations
Ti-6Al-4V, Ti 6-4, Grade 5 Titanium, UNS R56400, AMS T-9047 AB-1, AMS 6931, AMS 4928, 3.7165
Key Applications for MIL-T-9047 Titanium 6Al-4V Bar
Military Aviation:
• Fighter aircraft structural components and machined parts
• Military helicopter rotor hubs and transmission components
• Jet engine components (shafts, fasteners, casings)
• Landing gear components and actuators
• High-strength fasteners and fittings
• Weapon mounting systems
Naval & Submarine:
• Submarine structural components and fittings
• Naval vessel hardware and propulsion parts
• Torpedo components and guidance systems
• Sonar equipment components
• Marine propulsion shafts
Defense Systems:
• Armored vehicle components
• Military ground equipment
• Weapon system components
• Defense electronics housings
Aerospace Applications:
• Spacecraft structural components
• Satellite hardware
• Launch vehicle parts
• Missile components
Features & Benefits
Superior Material Performance
• Excellent strength-to-weight ratio (40% lighter than steel)
• Outstanding corrosion resistance in marine and harsh environments
• Good weldability and formability
• Excellent fatigue resistance and crack propagation resistance
• Proven military and naval heritage
• Non-magnetic properties critical for submarine applications
• Meets stringent military specifications
Processing Advantages
• Heat treatable for enhanced properties
• Good machinability compared to other titanium alloys
• Available in multiple bar configurations (round, rectangular, hex)
• Excellent elevated temperature performance (up to 400°C / 750°F)
• Minimal thermal expansion
• Full material traceability for military applications
Why Choose Flight Metals for MIL-T-9047?
Flight Metals stocks MIL-T-9047 AB-1 Titanium 6Al-4V Bar in various sizes and configurations to meet your specifications. Our material is certified to MIL-T-9047 standards and backed by full material traceability documentation required for military applications. As a trusted supplier of military and aerospace-grade titanium, we provide technical support, competitive pricing, and fast delivery on your Ti-6Al-4V bar requirements.
Frequently Asked Questions
What is MIL-T-9047 titanium bar used for?
MIL-T-9047 titanium bar is specifically used in military and defense applications including military aircraft components, naval vessels, submarines, weapon systems, and defense equipment where high strength, light weight, and corrosion resistance to military specifications are required.
Is MIL-T-9047 still an active specification?
MIL-T-9047 has been superseded by AMS T-9047, which is now the current industry-standard reference. However, many military contracts and legacy systems still reference MIL-T-9047, and the material requirements remain essentially the same.
What does "AB-1" mean in MIL-T-9047 AB-1?
AB-1 designates the annealed condition (Condition A) with specific mechanical property requirements (Class B) for titanium 6Al-4V alloy type 1.
What configurations are available for MIL-T-9047 bar?
MIL-T-9047 titanium bar is available in round, rectangular (square), and hexagonal configurations in various sizes to meet your machining and manufacturing requirements for military applications.
What is the difference between MIL-T-9047 and AMS 6931?
MIL-T-9047 is the military specification, while AMS 6931 is the commercial aerospace specification for titanium 6Al-4V annealed bar. Both cover similar material requirements, with MIL-T-9047 being specifically for military applications.
Does MIL-T-9047 material require special certifications?
Yes, MIL-T-9047 material requires full traceability documentation and material certifications that meet military procurement requirements. Flight Metals provides all necessary certifications and documentation.
Can MIL-T-9047 bar be heat treated?
Yes, MIL-T-9047 titanium can be heat treated to achieve various strength levels and mechanical properties depending on the specific requirements of your military application.
Technical Resources
For complete specifications, refer to:
• MIL-T-9047: Military Specification for Titanium Alloy Bars (superseded by AMS T-9047)
• AMS T-9047: Current SAE Aerospace Material Specification for Titanium Alloy Bars and Shapes
• AMS 6931: Commercial Aerospace Material Specification for Titanium 6Al-4V Annealed Bar
• AMS 4928: Alternative aerospace specification for titanium bar
• ASTM B348: Commercial specification for titanium bars and billets
Disclaimer
This data is provided for informational purposes only and should not replace full material specifications. Mechanical property requirements vary with temper, product form, and dimensions. While this information is compiled from recognized sources including military and AMS standards and industry references, no guarantee is provided regarding accuracy or currency of data. Users should verify all critical information with applicable specifications and conduct appropriate testing for their specific applications. Flight Metals accepts no liability for actions taken based solely on this information.
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