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Role of welding residual strain and ductility dip cracking on corrosion fatigue behavior of Alloy 52/52M dissimilar metal weld in borated and lithiated high-temperature waterJun Gao1,2,Jibo Tan1,Ming... M butt weld.The welding residual strain and ductility dip cracking in Alloy 52 M butt weld promoted the initiation and propagation of fatigue cracks.The environmentally assisted fatigue damage in high......
ductility is dominated by solute drag dislocation creep, and the major failure mechanism is cavity growth and interlinkage. Key words: AZ31 Mg alloy; solute-drag creep; tensile ductility; superplasticity... with casting Mg alloys, deformed Mg alloys offer higher strength and ductility, and better comprehensive mechanical properties which allow their extensive application in aerospace, transportation......
Enhancement of ductility in high strength Mg-Gd-Y-Zr alloy GAO Lei1, 2, CHEN Rong-shi1, HAN En-hou1 1. State Key Laboratory for Corrosion and Protection, Institute of Metal Research, Chinese... of 377 MPa, proof stress of 295 MPa and elongation to failure of 21.7%. The ductility is improved in comparison with that of the conventional extrusion processing. Superplastic ductility is achieved......
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Improved strength and ductility of high alloy containing Al–12Zn–3Mg–2.5Cu alloy by combining non-isothermal step rolling and cold rollingV.V.Ravikumar,S.KumaranDepartment of Metallurgical... of the rolled alloy is approximately 628 MPa with 7% ductility.关键词:......
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文献标志码:A Ductility and fracture behavior of Cu/Nb nanostructured multilayers ZHANG Xin, ZHANG Jin-yu, NIU Jia-jia, LEI Shi-ying, LIU Gang, SUN Jun (State Key Laboratory for Mechanical Behavior of Materials, Xi’an Jiaotong University, Xi’an 710049, China) Abstract: The dependent of ductility of polyimide-based Cu/Nb nanostructured metallic multilayers with constant......
中图分类号:TG 249.9 文献标识码:A Effects of Ag on tensile ductility of Al-Cu-Mg alloy SONG Min, WU Zheng-gang, HE Yue-hui, HUANG Bai-yun (State Key Laboratory of Powder Metallurgy, Central South University, Changsha 410083, China) Abstract: The tensile ductility of Al-Cu-Mg-(Ag) alloys was studied through both experiments and theoretical calculations. The results show......
Influence of size and distribution of W phase on strength and ductility of high strength Mg-5.1Zn-3.2Y-0.4Zr-0.4Ca alloy processed by indirect extrusionHansi Jiang1,Xiaoguang Qiao1,Chao Xu2,Shigeharu... ductility. In addition, the nano-scale dynamic W phase precipitates distributed in the un DRXed regions are refined at lower extrusion temperature. The smaller size of nano-scale W phase precipitates leads......
高Al-Cu-Mg合金的拉伸延性与断裂韧性. 关键词:铝合金;拉伸延性;断裂韧性;Weibull分布 中图分类号:TG 249.9 文献标识码:A Modeling on fracture toughness and tensile ductility of Al-Cu-Mg alloy SONG Min, YUAN Tie-chui... toughness and tensile ductility of Al-Cu-Mg alloy based on the fact that the volume fraction of microcracks caused by the constituents cracking satisfies Weibull distribution under externally applied......