I-alloy tube ihlukaniswe yaba yisakhiwo seshubhu esingenamthungo kanye neshubhu ye-alloy ephikisana nokushisa okuphezulu.Ihluke kakhulu ezingeni lokukhiqiza le-alloy tube kanye nemboni yayo.Ishubhu ye-alloy i-annealed futhi ifakwe esimweni ukuze iguqule izici zayo zokusebenza.Ukusebenza kwayo kunenani elijwayelekile lokusebenzisa ipayipi lensimbi engenamthungo liphakeme, ukumelana nokushisa okuphezulu, ukumelana nezinga lokushisa eliphansi, ukumelana nokugqwala.