Nimonic 90 (UNS N07090) is a precipitation-hardening nickel-chromium-cobalt alloy strengthened by the addition of titanium and aluminum. Nimonic 90 has high stress fracture strength and is resistant to creep at temperatures of about 920°C.

Nimonic 90 Physical properties

• • Density: 8.2 g/cm ³
  • Melting point: 1320°C-1400°C
  • Nimonic 90 Mechanical properties – solution annealing
  • Tensile strength: ≥820 MPa

• Yield strength: ≥590 mpa

Nimonic 90 Chemical Elements

C:<0.13     Si:<0.80   Mn:<0.40    P:<0.020   S:<0.015
Cr:18-21     Ni:other   B:<0.02       Cu:<0.2     Ag:1.0-2.0
Al:2.0-3.0 Ti:<1.5      Fe:15-21       Co:<0.15    Zr:<0.002
Pb:<0.0005

Nimonic 90 Application

Nimonic90 materials have a wide range of applications, including aerospace, chemical, petroleum, steel and other fields. In the field of aerospace, it can manufacture blades, roulette discs, nozzles and other components of liquid fuel rocket engines; In the chemical industry, it can manufacture high temperature and high pressure reactors, steam generators, reactors and other equipment; In the oil industry, it can manufacture piston, valve core, pump body and other parts of high temperature and high pressure oil well pumping unit; In the steel industry, it can manufacture heaters, pipes, valves and other components of high temperature and high pressure heating furnaces. It can be said that Nimonic90 material has become one of the important materials in high temperature and high pressure environment.

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