Acero al carbono 400 A ............................................................................................................................................e-2
Acero al carbono 300 A ............................................................................................................................................e-3
Acero al carbono 200 A ............................................................................................................................................e-4
Acero al carbono 100 A ............................................................................................................................................e-5
Acero inoxidable 400 A .............................................................................................................................................e-6
Acero inoxidable 200 A .............................................................................................................................................e-7
Aluminio 400 A ..........................................................................................................................................................e-8
Aluminio 200 A ..........................................................................................................................................................e-9