Gas Tungsten Arc Welding of Cu-Al-Mn Shape Memory Alloys
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![Figure 1 - Temperature-induced phase transformation of an SMA without mechanical loading [1]](https://thumb-eu.123doks.com/thumbv2/123dok_br/16565708.737792/24.892.278.618.464.720/figure-temperature-induced-phase-transformation-sma-mechanical-loading.webp)
![Figure 2 - Stress-strain-temperature plot exhibiting superelasticity and shape memory effect [9].](https://thumb-eu.123doks.com/thumbv2/123dok_br/16565708.737792/25.892.136.766.576.868/figure-stress-strain-temperature-exhibiting-superelasticity-memory-effect.webp)
![Figure 3 - Typical superelastic behaviour of a shape memory alloy [1].](https://thumb-eu.123doks.com/thumbv2/123dok_br/16565708.737792/26.892.140.681.270.658/figure-typical-superelastic-behaviour-shape-memory-alloy.webp)
![Figure 4 – Cu-Al-Mn phase diagram. Vertical section of the Cu-Al-10at.%Mn system including martensitic transformation starting temperature [20]](https://thumb-eu.123doks.com/thumbv2/123dok_br/16565708.737792/28.892.230.717.473.928/figure-diagram-vertical-including-martensitic-transformation-starting-temperature.webp)
![Figure 6 - Gas tungsten arc welding: (a) overall process; (b) welding area. Adapted from [34]](https://thumb-eu.123doks.com/thumbv2/123dok_br/16565708.737792/31.892.239.608.313.705/figure-gas-tungsten-welding-overall-process-welding-adapted.webp)
![Figure 7 - Characteristics of the three different polarities in GTAW [30].](https://thumb-eu.123doks.com/thumbv2/123dok_br/16565708.737792/32.892.139.760.339.655/figure-characteristics-different-polarities-gtaw.webp)
![Table 3 - TELWIN Technology TIG 182 AC/DC-HF/LIFT Technical data [41].](https://thumb-eu.123doks.com/thumbv2/123dok_br/16565708.737792/38.892.192.698.397.708/table-telwin-technology-tig-ac-lift-technical-data.webp)
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