...Sidi Deng; Yongxian Zhu; Daniel R. Cooper; John W. Sutherland Aluminum is the world's second most consumed metal, and its production contributes substantially to global greenhouse gas (GHG) emissions. When formulating decarbonization strategies, it is imperative to ensure their coherence...

... attempted to achieve this on commercially pure aluminum by utilizing the friction-assisted lateral extrusion process (FALEP), which has the capability of producing sheets from bulk or powder metal in a single step, by applying large shear strain. The texture, microstructure, and mechanical properties...

...), and to relate the void morphologies to the underlying alloy material properties and process conditions. Three aluminum alloys, viz., 6061-T6, 7075-T6, and 5053-H18, were investigated under varying traverse speeds. The choice of aluminum alloys enables the investigation of a wide range of thermal and mechanical...

... and Processing ,” Mater. Sci. Eng., R , 50 ( 1–2 ), pp. 1 – 78 . 10.1016/j.mser.2005.07.001 [2] Threadgill , P. L. , Leonard , A. J. , Shercliff , H. R. , and Withers , P. J. , 2009 , “ Friction Stir Welding of Aluminium Alloys ,” Int. Mat. Rev. , 54 ( 2 ), pp. 49 – 93 . 10.1179...

... that originates at the steel hook tip on the loading side. A similar fracture path was observed in an Al-CFRP joint. Email: hrishikesh.das@pnnl.gov Email: piyush.upadhyay@pnnl.gov 02 10 2020 28 12 2020 29 12 2020 01 04 2021 FaST SSFaST aluminum mild steel CFRP modeling...

... joint as compared to the tensile strength of 125 MPa obtained for the welded joint without powder additives. The loss of aluminum in the alloy is compensated by the addition of the Al–Mg powder during welding under a suitable heat input condition identified by varying welding speeds. Microstructural...

...Shiori Gondo; Hirohiko Arai; Satoshi Kajino; Shizuka Nakano This study clarified the strain state evolution of a cylindrical cup spun from a rolled aluminum sheet in 13 passes. Measurements of radial (ɛ r ), circumferential (ɛ θ ), and thickness (ɛ t ) directional strains as well as forming forces...

... temperature measurement tool-workpiece interface temperature distribution aluminum FSW was invented at The Welding Institute in the United Kingdom in 1991 [ 1 ]. This relatively new, solid-state joining process differentiates itself from many other welding processes by not melting the workpiece...

... with moderate computational cost. The procedure is verified and used to simulate selected specific cases involving multiple sheets and dissimilar materials, i.e., copper and aluminum. The simulation procedure demonstrates its capability to predict welding energy, distortion, and temperature distribution...

.... In this study, HTCs are investigated experimentally by using a servo-drive press. With the flexibility that the servo-drive press offers, effect of various blank holder pressures on temperature change is determined. Before and after surface roughness conditions of aluminum and magnesium (from two different...

... distribution 28 10 2010 16 07 2011 12 10 2011 12 10 2011 deformation finite element analysis forming processes sheet materials tensile strength tensile testing aluminum AA5754 lightweight warm hydroforming formability Implementation of mass reduction...

... in 6061-T6 aluminum. To simulate changes in thermal boundary conditions, backing plates of different thermal diffusivities were found to effectively alter the heat flow, hence, weld zone temperature. The integral controller that manipulates spindle speed is applied when welding during these intentionally...

.... The authors are thankful to the National Science Foundation for partial support of this project through NSF ENG/CMMI Grant No. 0703912 and NSF IIP IUCRC Grant No. 0638588. Material and technical support from General Motors is also appreciated. Schultz , R. A. , 1999 , “ Aluminum for Light...

...Edward F. Shultz; Edward G. Cole; Christopher B. Smith; Michael R. Zinn; Nicola J. Ferrier; Frank E. Pfefferkorn This paper presents an investigation of the effects of friction stir weld tool travel angle and machine compliance on joint efficiency of butt welded 5083-H111 aluminum alloy...

... pool for aluminum alloy 6005-T4. Corresponding experiments were conducted and in good agreement with modeling predictions. The existence of a commonly observed cold-weld at the beginning of the weld, ripples at the surface of the weld bead, and crater at the end of the weld were all predicted...

...Fernando Morales; José Talamantes-Silva; Salvador Valtierra; Alberto J. Pérez-Unzueta; Rafael Colás A series of experimental trials was carried out to study the metallic bond produced when hypereutectic aluminum liners are cast-in hypoeutectic aluminum engine-blocks. The samples were cast in a rig...

...Serhat Kaya; Giovanni Spampinato; Taylan Altan Weight reduction is one of the major goals in the automotive, appliance, and electronics industries. One way of achieving this goal is to use lightweight alloys such as aluminum and magnesium that have high strength to weight ratios. However, due...