Cobalt, Issues 38-44

addition ageing Al-Ni-Co allotropic alloys alloys containing Alnico anisotropy annealing atomic austenite behaviour BH)max carbides carbon cast cobalt cobalt-base coercive force columnar composition corrosion Curie point curves decreases deformation deposits determined diffusion ductility effect electron energy ferrite ferromagnetic films formation fracture friction grain heat treatment heat-treated hexagonal high-strength high-temperature increase investigated iron kg/mm² lattice magnetic field magnetic properties magnetic-field cooling MAR-M maraging steel martensitic material matrix maximum measured mechanical properties melting Metallurgical Metals Abstr microstructure Nickel observed obtained oxidation parameters particles Permanent Magnet phase powder precipitation quenching reaction resistance room temperature Russian samples saturation magnetization showed single crystals Society of A.I.M.E. solid solution specimens strain stress structure studied superalloys surface temperature range tempering tensile strength tests thermal Ticonal tion titanium torr toughness transformation vacuum values welding X-ray diffraction yield strength