Flat Wires
Flat Wires
Nitinol Flat Wires
| Shape | • Nitinol Flat Wire • Nitinol Square Wire |
| Surface Condition | • Black • Light • Oxide (Amber) • Oxide free |
| Packaging Options | • Spooled: wire must be wound evenly on the spools, without breaks or tangles • Fixed-length (cut-to-length according to customer length specification, shear-cut or EDM-cut) • Coil • Custom packaging solutions |
Dimensions & Tolerances of Flat Wire Thickness
| Width-thickness ratio γ | Thickness, mm [inch] | Tolerance of the thickness, mm [inch] |
| 2 < γ ≤ 7 | 0.025 ≤ t ≤ 0.05 [0.00098 ≤ t ≤ 0.00197] | ±0.005 [0.00020] |
| 0.05 ≤ t ≤ 0.8 [0.00197 ≤ t ≤ 0.03150] | ±0.1t [0.00394t] |
Dimensions & Tolerances of Flat Wire Width
| Width-thickness ratio γ | Width, mm [inch] | Tolerance of the width, mm [inch] |
| 2 < γ ≤ 7 | 0.076 ≤ w ≤ 2.5 [0.00299 ≤ w ≤ 0.09843] | ±0.1w [±0.00394w] |
Mechanical Properties
| Condition | Superelastic |
| UTS (σᵦ), MPa [ksi] | ≥1100 [159.5] |
| Elongation (ε%) | ≥9 |
| UPS (σload), MPa [ksi] | ≥480 [69.6] |
| Strain (ϵ) | ≤0.5 |
| Active Af (°C) | 10±10 |
Typical Medical Applications: Guidewires, stents, shapeset parts, dental files, orthodontic archwires, etc.
* All mechanical testing conducted at 22°C±2°C per ASTM F2516-18