汽车用铝合金可分为铸造铝合金和变形铝合金,铝材密度小,采用铝合金可以有效减轻车身重量。
铸造铝合金具有优良的铸造性能,使用量最多,占80%以上。变形铝合金包括板材、箔材、挤压材、锻件等。可根据使用目的、零件形状、尺寸精度、数量、质量标准、机械性能等各方面的要求和经济效益选择适宜的合金和合适的铸造方法。
铸造铝合金主要用于铸造发动机气缸体、离合器壳体、后桥壳、转向器壳体、变速器、配气机构、机油泵、水泵、摇臂盖、车轮、发动机框架、制动钳、油缸及制动盘等非发动机构件。
变形铝合金在汽车上主要用于制造车门、行李箱等车身面板、保险杠、发动机罩、车轮的轮辐、轮毂罩、轮外饰罩、制动器总成的保护罩、消声罩、防抱死制动系统、热交换器、车身构架、座位、车箱底板等结构件以及仪表板等装饰件。
宝马标准汽车铝板牌号提供:
材料 | BMW GS 93033 AL5-IIC 1) O/H111 |
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化学性能 | si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Ai |
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| ≤0.40 | ≤0.40 | ≤0.10 | ≤0.55 | 2.6-3.2 | ≤0.30 | ≤0.20 | ≤0.15 |
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力学性能 | T(mm) | TS(MPa) | YS(MPa) | EL(%) | UE(%) | VA | n | YP |
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| 0.50-4.00 | ≥200 | 85-130 | ≥20 | ≥18 | ≥0.55 | ≥0.26 |
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材料 | BMW GS 93033 AL5-IIC 1) O/H111 |
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化学性能 | si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Ai |
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| ≤0.40 | ≤0.40 | ≤0.10 | ≤0.55 | 2.6-3.2 | ≤0.30 | ≤0.20 | ≤0.15 |
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力学性能 | T(mm) | TS(MPa) | YS(MPa) | EL(%) | UE(%) | VA | n | YP |
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| 4.00-9.00 | ≥200 | 90-130 | ≥19 | ≥16 | ≥0.55 | ≥0.25 |
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材料 | BMW GS 93033 AL5-STD 2) O/H111 |
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化学性能 | si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Ai |
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| ≤0.20 | ≤0.35 | ≤0.15 | 0.2-0.5 | 4.0-5.0 | ≤0.10 | ≤0.25 | ≤0.10 |
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力学性能 | T(mm) | TS(MPa) | YS(MPa) | EL(%) | UE(%) | VA | n | YP |
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| 0.5-4.00 | ≥255 | 110-160 | ≥23 | ≥20 | ≥0.60 | ≥0.26 | ≤0.60 |
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材料 | BMW GS 93033 AL5-STO 2) O/H111 |
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化学性能 | si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Ai |
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| ≤0.20 | ≤0.35 | ≤0.15 | ≤0.15 | 4.0-5.0 | ≤0.10 | ≤0.25 | ≤0.10 |
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力学性能 | T(mm) | TS(MPa) | YS(MPa) | EL(%) | UE(%) | VA | n | YP |
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| 0.5-4.00 | ≥255 | 110-160 | ≥24 | ≥21 | ≥0.60 | ≥0.30 | ≤0.60 |
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材料 | BMW GS 93033 AL5-HYB 2) O/H111 |
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化学性能 | si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Ai |
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| ≤0.30 | ≤0.35 | ≤0.15 | ≤0.50 | 5.0-5.5 | ≤0.10 | ≤0.25 | ≤0.15 |
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力学性能 | T(mm) | TS(MPa) | YS(MPa) | EL(%) | UE(%) | VA | n | YP |
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| 1.4-1.6 | ≥250 | 105-150 | ≥26 | ≥23 | ≥0.60 | ≥0.28 | ≤0.55 |
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材料 | BMW GS 93033 AL6-OUT 1) T4 |
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化学性能 | si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | V | Ai |
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| 0.5-1.50 | ≤0.35 | ≤0.25 | ≤0.20 | 0.25-0.90 | ≤0.15 | ≤0.10 | ≤0.15 | ≤0.10 |
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力学性能 | T(mm) | TS(MPa) | YS(MPa) | EL(%) | UE(%) | VA | n | YP |
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| 0.90-1.50 | ≥190 | 90-130 | ≥24 | ≥20 | ≥0.60 | ≥0.26 | ≤0.55 |
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材料 | BMW GS 93033 AL6-HYF T4 |
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化学性能 | si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | V | Ai |
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| 0.5-1.50 | ≤0.35 | ≤0.25 | ≤0.20 | 0.25-0.90 | ≤0.15 | ≤0.10 | ≤0.15 | ≤0.10 |
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力学性能 | T(mm) | TS(MPa) | YS(MPa) | EL(%) | UE(%) | VA | n | YP |
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| <3.0 | ≥220 | 120-170 | ≥22 | ≥18 | ≥0.55 | ≥0.23 | ≤0.60 |
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材料 | BMW GS 93033 AL6-HYC T61 |
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化学性能 | si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | V | Ai |
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| 0.5-1.50 | ≤0.35 | ≤0.25 | ≤0.20 | 0.25-0.90 | ≤0.15 | ≤0.10 | ≤0.15 | ≤0.10 |
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力学性能 | T(mm) | TS(MPa) | YS(MPa) | EL(%) | UE(%) | VA | n | YP |
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| <3.0 | ≥220 | 150-200 | ≥18 | ≥14 | ≥0.50 | ≥0.18 | ≤0.80 |
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材料 | BMW GS 93033 AL6-CHA T4 |
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化学性能 | si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | V | Ai |
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| 0.5-1.50 | ≤0.35 | ≤0.25 | ≤0.20 | 0.25-0.90 | ≤0.15 | ≤0.10 | ≤0.15 | ≤0.10 |
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力学性能 | T(mm) | TS(MPa) | YS(MPa) | EL(%) | UE(%) | VA | n | YP |
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| 2.5-5.0 | ≥200 | 130-170 | ≥20 | ≥16 |
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| ≤0.70 |
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材料 | BMW GS 93033 AL6-OUT T64 1)4) |
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化学性能 | si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | V | Ai |
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| 0.5-1.50 | ≤0.35 | ≤0.25 | ≤0.20 | 0.25-0.90 | ≤0.15 | ≤0.10 | ≤0.15 | ≤0.10 |
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力学性能 | TS(MPa) | YS(MPa) | EL(%) |
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| ≥260 | ≥195 | ≥14 |
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材料 | BMW GS 93033 AL6-HYF T64 2)4) |
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化学性能 | si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | V | Ai |
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| 0.5-1.50 | ≤0.35 | ≤0.25 | ≤0.20 | 0.25-0.90 | ≤0.15 | ≤0.10 | ≤0.15 | ≤0.10 |
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力学性能 | TS(MPa) | YS(MPa) | EL(%) |
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| ≥265 | ≥220 | ≥14 |
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材料 | BMW GS 93033 AL6-HYC T64 2)4) |
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化学性能 | si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | V | Ai |
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| 0.5-1.50 | ≤0.35 | ≤0.25 | ≤0.20 | 0.25-0.90 | ≤0.15 | ≤0.10 | ≤0.15 | ≤0.10 |
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力学性能 | TS(MPa) | YS(MPa) | EL(%) |
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| ≥265 | ≥220 | ≥14 |
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材料 | BMW GS 93033 AL6-CHA T6 3) |
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化学性能 | si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | V | Ai |
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| 0.5-1.50 | ≤0.35 | ≤0.25 | ≤0.20 | 0.25-0.90 | ≤0.15 | ≤0.10 | ≤0.15 | ≤0.10 |
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力学性能 | TS(MPa) | YS(MPa) | EL(%) |
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| ≥280 | ≥260 | ≥10 |
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