Materials
for demanding applications

L-605

L-605 is a cobalt-chromium-tungsten-nickel, nonmagnetic alloy that possess high strength properties at elevated temperatures along with good oxidation and corrosion resistance.

Typical Chemistry
  ASTM F90
Carbon 0.05-0.15
Manganese 1.00-2.00
Silicon 0.40**
Phosphorus 0.040**
Sulfur 0.030**
Chromium 19.00-21.00
Nickel 9.00-11.00
Tungsten 14.00-16.00
Iron 3.00**
Cobalt balance
Mechanical Properties - Wire
% Cold Work U.T.S. (psi) % Elongation (10" gage length)
0% 165,000 50%
20% 240,000 9%
37% 290,000 6%
50% 325,000 3.6%
Mechanical Properties - Straightened and Cut Bar
  U.T.S. (psi) Y.S. (psi) % Elongation (2" gage length)
Annealed 150,000 75,000 40%
Cold worked 200,000 150,000 25%
End products
  • Stents
  • Bone drill bits
  • Cerclage cables
  • Guide rods
  • Orthopaedic cables
  • Heart valves