Alloy A182 Flangenso ali ndi zokwanira komanso kukhala ndi moyo wautali.
ASTM A182 F5 F9 F11 Aloy Flangeming Rings Disk shaft njira ya zida zina kuti apange dongosolo
Alloy 20 (alroy 20) ndi Aluto wochokera ku chitsulo chokhazikitsidwa kuti athe kukana sulfurosic acid kuvunda. Ili ndi kukana kwabwino kwa sulfuric acid kuvunda; Ili ndi kukana kwamphamvu ku phosphoroc acid, nitric acid ndi chloride madera, chloride kupsinjika kukhetsa, kuponderezana ndi kuwonongeka. Chifukwa chake, alloy 20 ali ndi dzina la anti-Corrosion alloy; Ili ndi ntchito zingapo: monga: mankhwala, chakudya, mankhwala, kupanga mphamvu ndi mafakitale kumagwiritsa ntchito. Chifukwa chokana kuponyera chipongwe ndi chloride chiwonongeko, kupsinjika kuwononga mavuto, etc. 20 amakonda 20 nthawi zambiri amagwiritsidwa ntchito.