铝及铝合金板材的厚度及允许偏差

厚400度～800 /mm 600 -0.05 -0.00.4 5 -0.00.5 5 -0.00.6 5 -0.00.7 7 -0.00.8 8 -0.00.9 9 -0.11.0 0 -0.11.2 0 -0.11.5 5 -0.11.8 5 -0.12.0 5 -0.22.3 0 -0.22.5 0 -0.23.0 5 -0.23.5 5 -0.24.0 5 0.3 -0.08 -0.08 -0.08 -0.10 -0.11 -0.12 -0.13 -0.15 -0.15 -0.20 -0.20 -0.20 -0.22 -0.25 -0.30 -0.30 -0.30 理论质量1000 1200 1500 1600 1800 2000 2200 2400 2500 /kg/m2 (密度2.85) 厚度允许偏差/mm ±0.0±0.0- - - - - - - 0.855 5 6 ±0.0±0.0- - - - - - - 1.140 5 6 -0.1-0.10 -0.12 - - - - - - 1.425 3 -0.1-0.1-0.12 -0.12 - - - - - 1.710 4 4 -0.1-0.1-0.12 -0.13 - - - - - 1.995 4 4 -0.1-0.1-0.1-0.12 -0.13 - - - - 2.280 4 4 8 -0.1-0.1-0.1-0.14 -0.15 - - - - 2.565 6 7 9 -0.1-0.1-0.2-0.2-0.15 -0.16 - - - 2.850 7 7 0 0 -0.1-0.1-0.2-0.2-0.15 -0.16 - - - 3.420 7 7 0 2 -0.2-0.2-0.2-0.2-0.2-0.20 -0.22 - - 4.275 5 5 7 7 9 -0.2-0.2-0.2-0.2-0.2-0.3-0.20 -0.22 - 5.130 5 5 7 7 9 0 -0.2-0.2-0.2-0.2-0.3-0.3-0.20 -0.24 - 5.700 6 6 8 8 0 0 -0.2-0.2-0.2-0.2-0.3-0.3-0.23 -0.26 - 6.555 8 8 9 9 0 0 -0.2-0.2-0.3-0.3-0.3-0.3-0.25 -0.28 - 7.125 9 9 0 0 2 2 -0.3-0.3-0.3-0.3-0.3-0.3-0.30 -0.33 - 8.550 4 4 5 5 6 6 -0.3-0.3-0.3-0.3-0.3-0.3-0.30 -0.34 - 9.975 5 5 6 6 7 7 -0.3-0.3-0.3-0.3-0.3-0.3-0.30 -0.35 - 11.40 6 6 7 7 8 8 标准宽度/mm 5.0 -0.3-0.30 5 6.0 -0.3-0.40 0 7.0 -0.3-0.40 0 8.0 -0.3-0.45 0 9.0 -0.3-0.45 5 10.-0.4-0.50 0 0 12 14 15 16 18 20 22 25 30 35 - - - - - - - - - - - - - - - - - - - - +0.1+0.10 +0.10 0 -0.35 -0.36 -0.37 +0.1+0.10 +0.10 0 -0.40 -0.41 -0.42 +0.1+0.10 +0.10 0 -0.40 -0.42 -0.43 +0.1+0.10 +0.10 0 -0.45 -0.46 -0.47 +0.1+0.10 +0.10 0 -0.45 -0.47 -0.48 +0.1+0.10 +0.10 0 -0.50 -0.50 -0.50 ±1.±0.5 ±0.5 0 ±1.±0.5 ±0.5 0 ±1.±0.5 ±0.5 0 ±1.±0.5 ±0.5 0 ±1.±0.5 ±0.5 0 ±1.±0.5 ±0.5 0 ±0.7±0.7±1.5 5 5 ±0.7±0.7±1.5 5 5 ±0.7±0.7±1.5 5 5 ±1.0 ±1.0 ±1.+0.10 -0.37 +0.10 -0.42 +0.10 -0.43 +0.10 -0.47 +0.10 -0.49 +0.10 -0.50 ±1.0 ±1.0 ±1.0 ±1.0 ±1.0 ±1.0 ±1.5 ±1.5 ±1.5 ±1.+0.10 -0.42 +0.10 -0.42 +0.10 -0.50 +0.10 -0.50 +0.10 -0.50 +0.10 -0.50 ±1.0 ±1.0 ±1.0 ±1.0 ±1.0 ±1.0 ±1.5 ±1.5 ±1.5 ±1.+0.10 -0.42 +0.10 -0.42 +0.10 -0.50 +0.10 -0.50 +0.10 -0.50 +0.10 -0.50 ±1.0 ±1.0 ±1.0 ±1.0 ±1.0 ±1.0 ±1.5 ±1.5 ±1.5 ±1.+0.10 -0.45 +0.10 -0.45 +0.10 -0.50 +0.10 -0.60 +0.10 -0.60 +0.10 -0.60 ±1.5 ±1.5 ±1.5 ±1.5 ±1.5 ±1.5 ±2.0 ±2.0 ±2.0 ±2.+0.10 -0.45 +0.10 -0.45 +0.10 -0.60 +0.10 -0.60 +0.10 -0.60 +0.10 -0.60 ±1.5 ±1.5 ±1.5 ±1.5 ±1.5 ±1.5 ±2.0 ±2.0 ±2.0 ±2.- 14.25 - 17.10 - 19.95 - 22.80 - 25.65 - 28.50 ±1.5 ±1.5 ±1.5 ±1.5 ±1.5 ±1.5 ±2.0 ±2.0 ±2.0 ±2.34.20 39.90 42.75 45.60 51.30 57.00 62.70 71.25 85.50 99.75 40 50 60 70 80 90 - - - - - - - - - - - - - - - - - - - 100 - 110 - 120 - 130 - 140 - 150 - -

- 5 ±1.±1.0 ±1.0 5 ±2.±1.5 ±1.5 0 ±2.±1.5 ±1.5 0 ±3.±3.0 ±3.0 5 ±3.±3.0 ±3.0 5 ±5.±3.5 ±3.5 0 ±5.±3.5 ±3.5 0 ±5.±3.5 ±3.5 0 ±5.±3.5 ±3.5 0 ±5.±4.0 ±4.0 5 ±5.±4.0 ±4.0 5 ±5.±4.0 ±4.0 5 - - - 5 ±1.5 ±2.0 ±2.0 ±3.5 ±3.5 ±5.0 ±5.0 ±5.0 ±5.0 ±5.5 ±5.5 ±5.5 -

5 ±1.5 ±2.0 ±2.0 ±3.5 ±3.5 ±5.0 ±5.0 ±5.0 ±5.0 ±5.5 ±5.5 ±5.5 - 5 ±1.5 ±2.0 ±2.0 ±3.5 ±3.5 ±5.0 ±5.0 ±5.0 ±5.0 ±5.5 ±5.5 ±5.5 - 5 ±2.5 ±3.0 ±3.0 ±4.0 ±4.0 ±5.5 ±5.5 ±5.5 ±5.5 ±6.0 ±6.0 ±6.0 - 5 ±2.5 ±3.0 ±3.0 ±4.0 ±4.0 ±5.5 ±5.5 ±5.5 ±5.5 ±6.0 ±6.0 ±6.0 - 5 ±2.5 ±3.0 ±3.0 ±4.0 ±4.0 ±5.5 ±5.5 ±5.5 ±5.5 ±6.0 ±6.0 ±6.0 - 114.0 142.50 171.0 199.50 228.0 256.50 285.0 313.50 342.00 370.50 399.00 427.50 - 注：1.对变断面板材，在其厚端厚度不大于5mm，宽度不大于

1500mm时厚度允许偏差应为±0.20mm。

2.LF3、LF5、LF6、LF11、LF41合金厚板，厚度允许偏差为其公称厚度的±5%

3.表列理论质量系按LC4、LC9的密度2.85计算的。 4.各种牌号铝及铝合金板材每平方面积的理论质量等于表列的

质量乘以下列的密度换算系数

5.厚度0.3～4.0mm称薄板，厚度大于4.0mm称厚板。