| 牌号 | GK-AlCu4Ti ta |
| 德国W-Nr. | 3.1841.64 |
| 对应标准 | DIN 1725-2-1986
铝合金，铸造合金; 砂型铸造，重力铸造，加压铸造和熔模铸造 Aluminium alloy, casting alloys, sand castings, gravity die castings, pressure die castings, investment castings |
| 归类 | 铝及铝合金 |
| 标签 | 铸铝合金 |
| 说明 | 用途：For simple pieces of casting that are sufficient to meet the highest strength and toughness claims, aircraft construction for simple tubs with the highest strength (warm casted) or the highest toughness (cold hardened). Aircraft construction, as a fine gift also for tangled cast pieces ①牌号后缀字母：g-淬火；ta-部分人工时效；wa-人工时效。 ②牌号前缀字母：G-普通铸锭；GK-冷铸锭；GF-精密铸件。 以上两条及数字牌号最后两位数均参考《袖珍世界有色金属牌号手册》。 |
| 密度 | 2.75 g/cm3 |
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