Calculation of plasticity and cracking resistance of hydrogen-containing high-strength steels

被引:0
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作者
Krivonogov, G.S.
Petrakov, A.F.
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关键词
Calculations - Crack propagation - Fracture mechanics - Hydrogen embrittlement - Hydrogenation - Mathematical models - Plasticity - Stainless steel - Strength of materials - Stress analysis;
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中图分类号
TG142 [钢]; TF7 [炼钢];
学科分类号
080602 ;
摘要
On the basis of concepts of fracture mechanics for low-scale flow mathematical models of plasticity and crack resistance of hydrogenated high-strength steels are developed. Experimental verification and graphical interpretation of theoretically obtained relations are carried out using low-carbon corrosion resistant martensitic steels types 08Kh15N5D2T(VNS-2) and 06Kh14N6D2MBT. Theoretical and experimental results agree well. The models developed make it possible to predict plasticity of hydrogen-containing steels in wide ranges of temperatures and strain rates.
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页码:131 / 136
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