None of those thicknesses are standard.
1.7225 is close to 14ga (1.897mm)
1.0038 is close to 18ga (1.214mm)
1.0503 is close to 18ga (1.214mm)
Just get them sheared to size
''I am also looking for supplier of AW-6060''
6060 aluminum should be available in common sizes. Where are you located?