Cov txheej txheem txheej ntawm galvalume steel sawb yog Zn-Al alloy, thiab txheej txheej yog 55% Al, 43.3% Zn, thiab 1.6% Si.Vim nws zoo heev corrosion kuj, hom hlau no yog dav siv thoob ntiaj teb.
Txoj kev loj hlob ntawm aluzinc steel.Hais txog kev muab khoom thiab kev thov, tom qab xyoo ntawm kev hloov kho thiab kev sib tw ua lag luam, Tuam Tshoj txoj kev lag luam galvalume steel coil tau maj mam ruaj khov.Lub khw muag khoom thiab kev xav tau kev sib raug zoo yog qhov sib npaug.Kev tsim khoom thiab kev muag khoom yog siab dua 90% txhua xyoo, thiab cov khoom lag luam raug xa tawm txhua xyoo.