2CHEN J H, WANG G Z. Study of mechanism of cleavage fracture at low temperature[J]. Metall Trans A, 1992, 23, 509-517.
3CHEN J H. Physical models for cleavage fracture at various temperatures-bases for local approach to fracture of HSLA steel [J]. Mater Sci Eng A,2008,486:369-375.
4ZHANG X, KNOTT J. The statistical modeling of brittle fracture in homogeneous and heterogeneous steel microstrcture [J]. Act Mater, 2000,48 : 2135-2146.
5ROSENFIELD A, SHETTY D, SKIDMORE A. Fractographic observations of cleavage initiation in the ductile-brittle transition region of a reactor-pressure-vessel steel[J]. Met Trans A , 1983,14: 1934-1937.
6ROSENFIELD A, SHETTY D. Cleavage fracture of steel in the upper ductile-brittle transition region[J]. Engineering Fracture Mechanics 1983,17(5) :461-470.
7TANGUY B, BESSON J, PIQUES R, et al. Ductile to brittle transition of an A508 steel characterized by eharpy impact test Part I : experimental results [J]. Engineering Fracture Mechanics,2005,72:49-72.
8CHEN J H,LI G, CAO R, etal. Micromechanism of cleavage fracture at the lower shelf transition temperatures of a C-Mn steel[J]. Materials Science and Engineering A, 2010,527 (18/ 19) : 5044-5054.
9SMITH E. The nucleation and growth of cleavage microcracks in mild steel [C]// Conference Physical Basis of Yield and Fracture. Oxford: Inst Plays Soc, 1966.
10STROH A N. A theory of the fracture of metals[J]. Advanced Physics, 1957,6 : 418-465.
