CRITICAL NOTCH(CRACK)SIZE AS A CHARACTERISTIC PARAMETER EVALUATING CRYOGENIC BRITTLENESS IN LOW CARBON STEEL
LI Daoming YAO Mei Harbin Institute of Technology,Harbin,China Box 617,Harbin Institute of Technology,Harbin,China
Acta Metallurgica Sinica (English Letters) . 1989, (3): 208 -214 .