Ni-Span c902,AMS 5225,UNS N09902, (Ni42CrTiAl),Chinese 3J53 A precipitation hardenable Nickel-Iron-Chromium alloy having outstanding controllable thermoelastic coefficient characteristics and excellent oxidation resistance in high temperature atmospheres. The alloy can be processed to have a constant modulus of elasticity at temperatures ranging from -45 to +65 ℃(-50 to +150℉).