ASTM-C95200 Al(%) Fe(%) Cu(%) 8,5-9,5 2,5-4,0 ≧86 Ilovalar Alyuminiy bronza quyma Mamlakat kodi ASTM Standart B148 Chelik turi C95200 Etkazib berish vaqti: 14-dekabr 2020-yil