Research Article

The New Plastic Flow Machining Process for Producing Thin Sheets

Table 1

Tensile test results on Al1050 preprocessed by different SPD techniques.

SPD techniqueUTS (MPa)Uniform El (%)Total El (%)Ref.
InitialFinalInitialFinalInitialFinal

1 pass PFM at RT
175 ± 36 ± 0.518 ± 0.8This study
70 ± 2169 ± 331 ± 17 ± 0.556 ± 120 ± 0.8
160 ± 38 ± 0.525 ± 0.8
8 ECAP passes route Bc at RT + annealing at varying conditions140/1753/3.510/15[23]
4 incremental ECAP passes at RT76177351.55515[24]
60% reduction in ASR at RT10017622176.5[25]
7 ARB passes at RT110150129[26]
4 ECFE passes at RT78122321.54314.7[27]

RT: room temperature; UTS: ultimate strength; El: elongation; Ref.: reference; ASR: asymmetric rolling; ARB: accumulative roll bonding; ECFE: equal channel forward extrusion.