Site n'echiche nke ihe mejupụtara 600 Alcoy na-eme ka ọ na-eguzogide ọgwụ na-eguzogide ọgwụ nke ọtụtụ akụkụ na ahịhịa ndụ, ma na-eme ka ọ jupụta na chloride ion nrụgide corrosion cracking; Chromium na-enye na-eguzogide iguzogide sọlfọ, ma na-enye ọnọdụ antididation ọnọdụ na oke okpomọkụ ma ọ bụ usoro corrosive.