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EFFECT OF HIGH LOADS IN THE BRIDGE LOAD SPECTRUM ON FATIGUE CRACK GROWTH OF 16 Mn STEEL
引用本文:Zhong An,Shen Xianrong. EFFECT OF HIGH LOADS IN THE BRIDGE LOAD SPECTRUM ON FATIGUE CRACK GROWTH OF 16 Mn STEEL[J]. 保鲜与加工, 1995, 0(2): 15-22
作者姓名:Zhong An  Shen Xianrong
作者单位:Zhong An;Shen Xianrong(Chongqing Jianzhu University)(Hangzhou School of Urban Construction)Fang Jin(Kunming Institute of Technology)
摘    要:This paper studies an effect of high loads in Rayleigh distribution random load-ing on fatigue crack growth wi th 16 Mn steel compact tenion specimen,The results show that thehigh loads in the load spectrum close to service load of steel bridges accelerate crack growth and re-duce crack growth life,Lives predicted with constant amplitude da/dn data and equivalent loads arequite in agreement with test lives.

关 键 词:fatigue test  Rayleigh distribution  random loading  steel bridge  crackgrowth  

EFFECT OF HIGH LOADS IN THE BRIDGE LOAD SPECTRUM ON FATIGUE CRACK GROWTH OF 16 Mn STEEL
Zhong An,Shen Xianrong. EFFECT OF HIGH LOADS IN THE BRIDGE LOAD SPECTRUM ON FATIGUE CRACK GROWTH OF 16 Mn STEEL[J]. Storage & Process, 1995, 0(2): 15-22
Authors:Zhong An  Shen Xianrong
Affiliation:Zhong An;Shen Xianrong(Chongqing Jianzhu University)(Hangzhou School of Urban Construction)Fang Jin(Kunming Institute of Technology)
Abstract:This paper studies an effect of high loads in Rayleigh distribution random load-ing on fatigue crack growth wi th 16 Mn steel compact tenion specimen,The results show that thehigh loads in the load spectrum close to service load of steel bridges accelerate crack growth and re-duce crack growth life,Lives predicted with constant amplitude da/dn data and equivalent loads arequite in agreement with test lives.
Keywords:fatigue test  Rayleigh distribution  random loading  steel bridge  crackgrowth  
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