A time-honored
medical material

 

Custom 455®

Description

Trademarked by Carpenter Specialty Alloys, this alloy is double vacuum-melted using a vacuum induction melt (VIM) followed by a vacuum arc remelt (VAR).  Custom 455® has good oxidation resistance at room temperatures, unlike many other heat treatable alloys.

Typical Chemistry
  AMS 5617G #1
Carbon 0.03
Manganese 0.5
Silicon 0.5
Phosphorus 0.015
Sulfur 0.015
Chromium 11.0-12.5
Nickel 7.5-9.5
Molybdenum 0.5
Copper 1.5-2.5
Titanium 0.9-1.4
Iron Balance
Nitrogen 0.015
Columbium 0.50
Mechanical Properties
%CW Y.S.(psi) % Elongation
(10" gauge length)
0% 145,000 6.3%
20% 153,000 5.7%
37% 161,000 3.8%
50% 165,000 3.5%
60% 173,000 4.6%
68% 185,000 2.4%
75% 190,000 2.5%
80% 193,000 2.6%
84% 199,000 2.6%
87% 210,000 2.2%
90% 220,000 2.5%
92% 230,000 2.4%

For more detailed specifications on Custom 455® please click here.

End Products
  • Needles
  • Stylets
  • Pins
  • Springs