2024

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説明

アビエーション・グループの供給範囲:

非標準、アルミニウム板(全板/カット)、アルミニウム棒、アルミニウム鍛造品、アルミニウム管、アルミニウムプロファイルなどをカスタマイズすることができます。お気軽にお問い合わせください!

1.はじめに 2024 materials

      2024 is a typical hard aluminum alloy in the aluminum-copper-magnesium system, with relatively reasonable composition and good overall performance. Many countries produce this alloy, which is the largest amount of hard aluminum. The alloy is characterized by high strength and certain heat resistance, and can be used as working parts below 150°C. The temperature is higher than 125°C, and the strength of the 2024 alloy is higher than that of the 7075 alloy.

      The forming performance is relatively good in the thermal state, annealing and new quenching state, and the heat treatment strengthening effect is significant, but the heat treatment process requires strict requirements. It has poor corrosion resistance, but it can be effectively protected by cladding with pure aluminum; cracks are prone to occur during welding, but special processes can be used to weld or rivet. Widely used in aircraft structures, rivets, truck hubs, propeller elements and various other structural parts.

 2. 2024 化学組成

合金メダル シリコン Si 鉄 Fe 銅 Cu マンガン Mn Magnesium Mg クロム Cr Zinc Zn チタン Ti その他 アルミニウムAL
ニューグレード 旧ブランド 0.50 0.50 3.8-4.9 0.3-0.9 1.2-1.8 0.10 0.25 0.15 それぞれ 合計 マージン
2024 0.05 0.15

 3. Physical performance in 2024

アルミニウム合金の等級と状態 張力

Rm/Mpa

収量

Rp0.2/Mpa

伸長/% 硬度/HBWα 密度

(20℃) (g/cm3)

2024-T4 425 275 14 120 2.8

 4. Application fields in 2024

2024 aluminum is mainly used for the production of automobiles, truck hubs, molds, rivets, components, aircraft skeletons, precision parts, propeller components and other various structural parts (but not stamping forgings), such as skeleton parts on the aircraft, skins, partitions, wing ribs, spars, rivets, etc., working parts below 150℃.

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