Titanium & Titanium Alloy Standards Guide: Medical, Aerospace & Industrial
1. Medical-Grade Titanium Standards
For biocompatible, implant-ready titanium, these specs ensure safety and performance in surgical applications:
- ASTM F-67 – Unalloyed titanium for medical implants (pure titanium, minimal impurities).
- ASTM F-136 – Ti-6Al-4V ELI (Extra Low Interstitial) for surgical implants (ultra-pure, low oxygen/carbon for critical biocompatibility).
- ASTM F-1341 – Commercially pure (CP) titanium wire for implants (precision wire for sutures, orthopedic devices).
- ASTM F-1472 – Ti-6Al-4V for surgical implants (standard alloy for load-bearing medical components like hip joints).
2. Aerospace-Grade Titanium Standards
Aerospace demands extreme strength-to-weight ratios and heat resistance. These specs govern titanium use in aircraft/spacecraft:
- MIL-T 9046 / AMS-T-9046 – Ti-6Al-4V sheet/strip/plate (workhorse alloy for airframes, engine parts).
- MIL-T 9047 / AMS-T-9047 / AMS 6931 – Ti-6Al-4V bars/wire/forgings/rings (high-strength forms for structural components).
- AMS 4900–4902, 4921 – Commercially pure (CP) titanium sheet/strip/plate (varying strength grades for non-load-bearing aerospace parts).
- AMS 4907, 4930 – Ti-6Al-4V ELI sheet/strip/plate/bars (low-interstitial alloy for cryogenic/ fatigue-sensitive aerospace use).
- AMS 4910 – Ti-5Al-2.5Sn sheet/strip/plate (high-temperature alloy for jet engine components).
- AMS 4928, 4965, 4967 – Ti-6Al-4V bars/wire/forgings (annealed, heat-treatable, or solution-treated forms for complex aerospace structures).
3. Industrial-Grade Titanium Standards
Industrial applications (chemical processing, marine, power generation) require corrosion resistance and durability. Key specs:
- ASTM B265 Grades 1–5, 23 – CP titanium and Ti-6Al-4V (sheet/strip/plate, varying strength/corrosion resistance for industrial equipment).
- Grades 1–4: CP titanium (Grade 4 = highest strength, Grade 1 = most ductile).
- Grade 5: Ti-6Al-4V (all-purpose industrial alloy).
- Grade 23: Ti-6Al-4V ELI (ultra-pure for critical corrosion environments).
- ASTM B861 / B862 – Seamless/welded titanium pipe (for chemical processing, desalination, marine systems).
- ASTM B338 Grade 2 – Seamless/welded tubing (CP titanium, 40 KSI YS for pressure systems).
- ASTM B348 Grades 1–5 – Bars/billets (CP titanium and Ti-6Al-4V for machined industrial parts).
- ASTM B363 / B367 / B381 – Fittings, castings, forgings (custom-shaped titanium for valves, pumps, structural components).
- ASME SB Series (265, 861, 862, 348) – Mirror ASTM specs for pressure-retaining industrial equipment (boilers, reactors, pipelines).
Why This Matters for You
- Medical: Ensure implants meet biocompatibility + safety (ASTM F-series = FDA/regulatory compliance).
- Aerospace: Match airframe/engine demands (AMS/MIL specs = certified for extreme conditions).
- Industrial: Corrosion resistance + durability (ASTM B/ASME SB = proven for harsh environments like chemicals, saltwater).
Use this guide to:
Verify material compliance for your project.
Source titanium with confidence (specs = quality/performance guarantees).