Technical guide · 2026-08-14
Titanium Alloy Powders
Titanium alloy powders demand tight oxygen, nitrogen and hydrogen control, with plasma or gas atomization, handling and reuse influencing interstitial pickup and fatigue-critical defects.
01
Definition and boundary
This page covers titanium powders as powder feedstock; it excludes automatic transfer of wrought or cast properties to consolidated parts.
Reference information only: final acceptance is controlled by the ordered product specification, condition, dimensions and certified test results.
02
How the material system works
Powder production controls morphology and interstitial pickup and hollow particles.
Particle-size distribution governs packing, spreading or compaction.
Consolidation route creates the final microstructure and defects.
03
Representative grades and systems
| Grade or system | Selection focus | Qualification |
|---|---|---|
| Ti-6Al-4V Grade 5 | Ti-6Al-4V Grade 5 powder requires chemistry and process-specific qualification. | Confirm the governing product specification, delivery condition, section size and acceptance tests before treating designations as interchangeable. |
| Ti-6Al-4V ELI Grade 23 | Ti-6Al-4V ELI Grade 23 powder requires chemistry and process-specific qualification. | Confirm the governing product specification, delivery condition, section size and acceptance tests before treating designations as interchangeable. |
| CP Ti Grade 2 | CP Ti Grade 2 powder requires chemistry and process-specific qualification. | Confirm the governing product specification, delivery condition, section size and acceptance tests before treating designations as interchangeable. |
04
Properties and trade-offs
PSD and morphology
Flow and apparent/tap density
interstitial pickup and hollow particles
05
Product forms and supply conditions
06
Applications and selection
Applications and selection
- aerospace and medical AM
- Powder metallurgy components
- Additive or spray processing
Properties and trade-offs
- Choose process before PSD limits.
- Qualify recycling exposure and alpha-case contamination.
- Validate consolidated properties separately.
07
Fabrication, durability and inspection
Control recycling exposure and alpha-case contamination.
Use inert/dry handling appropriate to Titanium powders.
Apply documented sieving and reuse rules.
08
Procurement checklist
- State Titanium powders alloy and powder production method.
- Specify particle-size distribution (PSD) range/method, morphology, flow and apparent/tap density.
- Define chemistry, oxygen/interstitial limits, sampling plan, lot blend and virgin/reuse history for Titanium powders.
09
Standards, sources and review
Standards and designation context
- ASTM B09 powder methods
- ASTM F3049
- ISO/ASTM 52907 and 52928
Authoritative research sources
ASTM International · 2025 fact sheet and active methods
ASTM International · F3049-14(2021)
ISO · ISO/ASTM 52907:2019
ISO · ISO/ASTM 52928:2024