Nimonic 90 (For Springs) | Over 31 Years Metal Wave Springs & Retaining Rings Manufacturer | Tech Spring Manufacturing Corp.

Nickel Base Wire for wire springs, flat springs and wire products / Tech Spring Manufacturing Corp. is a high quality Metal Spring Manufacturer in Taiwan, offering Wave Springs, Retaining Rings and Constant Force Spring with good quality and reasonable price.

Nimonic 90 (For Springs)

A Nickel-Chromium-Cobalt alloy being precipitation hardenable, having high stress-rupture strength and creep resistance at high temperatures up to about 950°C (1740°F). It is widely used and a well proven alloy in high temperature conditions. It can be used for any TSMC spring product such as wave springs, retaining rings and compression springs.
Nimonic® 90 is also known as Superimphy 90, Pyromet 90, and Udimet 90.


Nickel Base Wire for wire springs, flat springs and wire products

Key Features
  • High stress rupture strength and high creep resistance at high temperatures
  • Good resistance to high-temperature corrosion and oxidation
  • Age hardenable
  • High temperature dynamic applications
Typical Applications

Aerospace fasteners

Approx. Operating Temperature

up to 350°C
up to 660°F

Chemical Composition
ElementNiCrFeMnCCuSiSCoTiAlBPbBiAgZr
Min %bal18.0015.002.001.00
Max %bal21.001.501.000.130.201.000.01521.003.002.000.020.0020.00010.00050.15
Wire Type
  • Round
  • Flat Wire
  • Shaped Wire
  • Rope/Strand
Specifications
  • AMS 5829
  • BS HR 501
  • BS HR 502
  • BS HR 503
  • BS 3075 NA 19
  • ISO 15156 (NACE MR 0175)
  • NCK 20TA
Designations
  • W.Nr 2.4632
  • W.Nr 2.4969
  • UNS N07090
  • AWS 030
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