2024 aluminium造句

• Some Al Li alloys, such as Weldalite 049, can be welded conventionally; however, this property comes at the price of density; Weldalite 049 has about the same density as 2024 aluminium and 5 % higher elastic modulus.
• 2024 aluminium alloy's composition roughly includes 4.3-4.5 % copper, 0.5-0.6 % manganese, 1.3-1.5 % magnesium and less than a half a percent of silicon, zinc, nickel, chromium, lead and bismuth.