Failure may occur catastrophically by fracture along grain boundaries when temper embrittlement induced by non-equilibrium grain-boundary segregation (NGS) of phosphorus atoms. Temper embrittlement control technigue b...
supported by National Natural Science Foundation of China(No.59971042 and No.5033 1020);Basic Research Project of National Defense Science Technology and Industry Commission(No.Jl600E001).
The non-equilibrium grain-boundary segregation of phosphorus in step cooling process in an industrial steel, 12CrlMoV, is studied based on the effective-time-method and compared with that in isothermal holding process...