2219 T4 aluminum block is an aluminum alloy with copper as the main alloying element
2219 T4 aluminum block, old Alloy: LY19
2219 T4 aluminum block chemical composition:
Si: 0.20
Fe: 0.30
Cu: 5.8~6.9
Mn: 0.20~0.40
Mg: 0.02
Zn: 0.10
Ti: 0.29~0.10
Zr: 0.10~0.25
V: 0.05~0.25
Other single: 0.05, 0.15 balance
2219 T4 aluminum block alloy temper:
Alloy state: artificial aging after T4 solution treatment
Applicable to products that are not subjected to cold working after solution heat treatment and artificially aged
