铸造铝合金具有与变形铝合金相同的合金体系，具有与变形铝合金相同的强化机理﹙除应变强化外﹚，他们主要的差别在于：铸造铝合金中合金化元素硅的最大含量超过多数变形铝合金中的硅含量。铸造铝合金除含有强化元素之外，还必须含有足够量的共晶型元素﹙通常是硅﹚，以使合金有相当的流动性，易与填充铸造时铸件的收缩缝。
| 序号 | 合金牌号 | 合金代号 |
| 1 | ZA1Si7Mg | ZL101 |
| 2 | ZA1Si7MgA | ZL101A |
| 3 | ZAlSi7l2 | ZL102 |
| 4 | ZA1Si9Mg | ZL104 |
| 5 | ZA1Si5Cu1Mg | ZL105 |
| 6 | ZA1Si5Cu1MgA | ZL105A |
| 7 | ZA1Si8Cu1Mg | ZL106 |
| 8 | ZA1Si7Cu4 | ZL107 |
| 9 | ZA1Si12Cu2Mg1 | ZL108 |
| 10 | ZA1Si12Cu1Mg1Ni1 | ZL109 |
| 11 | ZA1Si5Cu6Mg | ZL110 |
| 12 | ZA1Si9Cu2Mg | ZL111 |
| 13 | ZA1Si7Mg1A | ZL114A |
| 14 | ZA1Si5Zn1Mg | ZL115 |
| 15 | ZA1Si8MgBe | ZL116 |
| 16 | ZA1Cu5Mn | ZL201 |
| 17 | ZA1Cu5MnA | AL201A |
| 18 | ZA1Cu4 | ZL203 |
| 19 | ZA1Cu5MnCdA | ZL204 |
| 20 | ZA1Cu5MnCdVA | ZL205 |
| 21 | ZA1RE5Cu3Si2 | ZL207 |
| 22 | ZA1Mg10 | ZL301 |
| 23 | ZA1Mg5Si1 | ZL303 |
| 24 | ZA1Mg8Zn1 | ZL305 |
| 25 | ZA1Zn11Si7 | ZL401 |
| 26 | ZA1Zn6Mg | ZL402 |
