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lun chao gao qiang du gang duan lie ren xing yu que kou kang zhang xing neng de guan xi
Author(s): 
Pages: 45-49
Year: Issue:  5
Journal: Ordnance Material Science and Engineering

Keyword:  断裂韧性抗张性能超高强度钢缺口试样裂纹尖端裂纹长度疲劳裂纹裂纹扩展尖端应力塑性区;
Abstract: <正> 一、引言 自从本世纪六十年代断裂力学建立以来,有关断裂力学参量与常规力学性能和缺口试样力学性能的关系一直是大家关心的,这个问题的最终解决不但可以进一步了解各力学量的物理意义,而且对建立材料的统一的力学性能理论有重要作用,从实用角
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