1.the alloy is Fe-25Ni-15Cr base, 2.added to molybdenum,titanium...and other element etc,in order to comprehensive strength the alloy has well machining plasticity and approving welding performance.can be used for making bearing strength component of aircraft engine at high temperature condition, which runing long time under 650°C .such as turbine plate,compressor plate,rotor blade and fastener ...