Aluminium pas nrig W khoom kho cua sov lub xeev (lub xeev tsis ruaj khov) tsuas yog siv tau rau cov alloys uas muaj hnub nyoog ntawm chav tsev kub tom qab cov khoom siv kho cua sov, thiab cov cai tshwj xeeb no tsuas yog siv thaum lub sij hawm kev laus tau teev tseg, xws li W1 / 2 teev; T yog lub xeev ruaj khov uas tsim los tom qab kev kho cua sov (tshwj tsis yog F, O thiab H xeev), uas yog tsim rau cov khoom uas tau raug kho cua sov kom tsim tau lub xeev ruaj khov (cov khoom zoo li no tuaj yeem ua haujlwm hnyav).
Tsab ntawv T yog ib txwm ua ntej los ntawm ib lossis ntau tus lej Arabic; Kev laus Feem ntau cov profiles yuav tsum tau kho cua sov nyob rau hauv ib tug laus lub qhov cub tom qab quenching. Lub luag haujlwm tseem ceeb ntawm kev laus yog txhawm rau txhim kho cov ntsiab lus hlau (magnesium thiab magnesium) kom lawv tuaj yeem sib npaug sib npaug hauv txhua qhov chaw ntawm qhov profile los txhim kho lub zog ntawm qhov profile.
