ASTM F67 Grade 1 Pure Titanium Wire Description
What is ASTM F67 Grade 1 Pure Titanium Wire?
ASTM F67 Grade 1 pure titanium wire is a high-purity unalloyed titanium material with superior comprehensive ductility. Manufactured in full compliance with the authoritative ASTM F67 international standard, it is specially formulated for surgical implant and high-purity industrial applications. As the softest and most ductile titanium grade available, it retains a stable single-phase alpha microstructure at room temperature for consistent forming performance.
It delivers ultra-high titanium purity of no less than 99.5% with extremely low residual impurities, while offering unparalleled ductility and flexible formability compared with other titanium grades. Its pure composition ensures non-toxic performance, excellent anti-sensitization properties and outstanding corrosion resistance against complex body fluid and chemical environments.
Boasting premium purity, exceptional bendability and reliable biocompatibility, it performs steadily in precision forming and long-term service scenarios. Widely adopted for medical implant devices, surgical instruments, general aerospace non-critical structures and chemical processing components, it serves high-standard fields requiring strict purity, superior formability and biological safety.
Technical Specifications
1. Diameter ranges
Common sizes: 0.5, 1.0, 1.5, 2.0, 2.5, 3.0, 4.0, 5.0, 6.0 mm.
Ultra-fine sizes: 0.1, 0.15, 0.2, 0.3, 0.4 mm.
2.Surface treatment
|
Surface Type |
Process |
Characteristics |
Best For |
|
Pickled |
HF+HNO₃ acid immersion |
Matte silver-gray, oxide-free, uniform |
Medical implants, general wire |
|
Bright |
Pickling+polishing |
Mirror-like, Ra ≤ 0.4 μm, smooth |
Precision devices, orthodontic wire |
|
Drawn |
As-drawn from dies |
Natural metal, fine lines |
High-strength fasteners, lock wire |
|
Degreased |
Solvent/alkaline cleaning |
Residue-free, non-etched |
Welding wire (ERTi-1) |
Notes:
All surface finishes are free from oxide scale, cracks, burrs, and contaminants, ensuring compliance with ASTM F67 medical implant standards.
3.Basic Product Information
|
Item |
Details |
|
Product name |
Grade 1 Pure Titanium Wire |
|
Equivalent |
Gr.1 (ASTM), TA1 (Chinese), CP titanium Grade 1 |
|
Execution standards |
ASTM F67, ASTM B863, ISO 5832-2 |
|
Supply form |
Straight wire, coil wire |
|
Surface condition |
Pickled, bright, polished |
4.Chemical Composition
|
Element |
Ti |
Fe |
C |
N |
H |
O |
|
Content % |
Balance |
≤0.20 |
≤0.08 |
≤0.03 |
≤0.015 |
≤0.18 |
5.Mechanical Properties (Annealed Condition)
|
Condition |
Tensile strength (MPa) |
Yield strength (MPa) |
Elongation (%) |
Hardness HV |
|
Annealed (M) |
≥ 240 |
≥ 138 |
≥ 24 |
120–150 |
6. Physical Properties
|
Item |
Value |
|
Density |
4.51 g/cm³ |
|
Elastic modulus |
105GPa |
|
Melting point |
~1668 ℃ |
|
Magnetism |
Non-magnetic |
Product Features
- One-heat rolling on Danieli equipment guarantees precise dimension and uniform micro-structure.
- Highest purity: Titanium content ≥99.5% for medical-grade safety.
- Maximum ductility: Best formability among all titanium grades.
- Superior biocompatibility: Non-toxic, non-allergenic, excellent for implants.
- Excellent corrosion resistance: Resists body fluids, seawater, and chemicals.
- Light weight: Density only 56% of steel.
- Non-magnetic: Safe for MRI and sensitive instruments.
Applications
1) Medical (Primary)
- Bone screws, plates, and mesh.
- Surgical instruments and tools.
- Dental implants and orthodontic wires.
- Cardiovascular devices and guide wires.
2) Aerospace & Industrial
- Non-critical structural wires.
- Corrosion-resistant fasteners.
- Chemical processing components.
- Welding filler wire (ERTi-1).
Quality Commitment
Manufactured in full compliance with the authoritative ASTM F67 medical implant standard.
Each batch comes with a complete Material Test Report (MTR) for full traceability.
Multi-step quality control includes chemical analysis, mechanical testing, dimensional checks, and surface inspection.
Custom sizes and surface finishes are available on request.