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A10VSO71DG/31R-PPA12N00
A10VSO71DRG/31R-PPA12N00
A10VSO71DFE1/31R-PPA12N00
A10VSO71FHD/31R-PPA12N00
A10VSO71ED/31R-PPA12N00
A10VSO100DR/31R-PPA12N00
A10VSO100DR/31R-PPA12K01
A10VSO100DFR1/31R-PPA12N00
A10VSO100DFR1/31R-PPA12N00
A10VSO100DFR1/31R-PPA12K01
A10VSO100DFR/31R-PPA12N00
A10VSO100DFLR/31R-PPA12N00
A10VSO100DG/31R-PPA12N00
A10VSO100DRG/31R-PPA12N00
A10VSO100DFE1/31R-PPA12N00
A10VSO100DFE1/31R-PPA12K02
A10VSO100FHD/31R-PPA12N00
A10VSO140DR/31R-PPB12N00
A10VSO140DR/31R-PPB12K01
A10VSO140DFR1/31R-PPB12N00
A10VSO140DFR1/31R-PPB12N00
A10VSO140DFR1/31R-PPB12K01
A10VSO140DFR/31R-PPB12N00
A10VSO140DFLR/31R-PPB12N00
A10VSO140DG/31R-PPB12N00
A10VSO140DRG/31R-PPB12N00
A10VSO140DFE1/31R-PPB12N00
A10VSO140DFE1/31R-PPB12N002
A10VSO140FHD/31R-PPB12N00
A10VSO140ED/31R-PPB12N00
TAl均是活性元素，根据Ti-A1二元相图，Ti与Al能形成TiAl、Ti3Al、Al3Ti等多种金属间化合物。搅拌摩擦焊时，搅拌头与工件间的摩擦热使焊缝温度提高，同时，焊缝区的Ti与Al在搅拌头的作用下混合，并经历剧烈塑性变形，二者的综合作用使焊缝在固态下形成Ti-Al金属间化合物，大量脆性金属间化合物的存在使得焊缝变脆，在焊接应力作用下导致焊缝开裂。搅拌头旋转速度越高，搅拌头与工件间的摩擦发热量越多，焊缝中形成的金属间化合物也就越多，焊缝开裂的可能性越大。
