Acta Metallurgica Sinica (English Letters) ›› 1991, Vol. 4 ›› Issue (1): 65-70.

• Research paper • Previous Articles     Next Articles

MICROSTRUCTURE AND FATIGUE PROPERTIES OF RAIL STEEL

ZHOU Qingyue ZHO U Chenguang China Academy of Railway Sciences,Beijing,China Engineer,Metal and Chemistry Research Institute,China Academy of Railway Sciences,Beijing 100081,China   

  • Received:1991-02-25 Revised:1991-02-25 Online:1991-02-25 Published:2009-10-10

Abstract: The subcritical propagation of fatigue cracks and the microstructure of rail steel with relation to stress ratio have been studied.The effect of mierostrueture of the rail steel on their fatigue lives has been discussed.

Key words: rail steel, microstructure, fatigue life, stress ratio