nā papahana ʻO ka profile alumini alumini kekahi o nā kumu kumu no ka hoʻomohala ʻana i ka ʻoihana hana mechanical.ʻO ka ʻōnaehana alumini alumini ponoʻī he maikaʻi ka weldability, hardenability kiʻekiʻe, ʻoki maʻalahi, solderability, kiʻekiʻe corrosion kū'ē, kiʻekiʻe wela kū'ē, aahu kū'ē, kiʻekiʻe ikaika a me kiʻekiʻe paʻakikī a me ka hoʻonani maikaʻi, i koi 'ia e ka mīkini hana hana.