精心整理
铝及铝合金板材的厚度及允许偏差GB/T3194-1982
标准宽度/mm 400～800 1000 厚600 度/mm 1200 1500 1600 1800 2000 2200 2400 2500 理论质量/kg/m2 (密度2.85) 0.855 1.140 1.425 1.710 1.995 2.280 2.565 2.850 3.420 4.275 5.130 5.700 6.555 7.125 8.550 9.975 厚度允许偏差/mm -0.0.3 05 -0.0.4 05 -0.0.5 05 -0.0.6 05 -0.0.7 07 -0.0.8 08 -0.0.9 09 -0.1.0 10 -0.1.2 10 -0.1.5 15 -0.1.8 15 -0.2.0 15 -0.2.3 20 -0.2.5 20 -0.3.0 25 -0.3.5 25 -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 ±0.05 ±0.06 ±0.05 ±0.06 -0.10 -0.12 -0.12 -0.12 -0.14 -0.15 -0.15 -0.20 -0.20 -0.20 -0.23 -0.25 -0.30 -0.30 -0.12 -0.12 -0.13 -0.13 -0.15 -0.16 -0.16 -0.22 -0.22 -0.24 -0.26 -0.28 -0.33 -0.34 - - -0.13 -0.14 -0.14 -0.14 -0.16 -0.17 -0.17 -0.25 -0.25 -0.26 -0.28 -0.29 -0.34 -0.35 - - - -0.14 -0.14 -0.14 -0.17 -0.17 -0.17 -0.25 -0.25 -0.26 -0.28 -0.29 -0.34 -0.35
- - - - - -0.18 -0.19 -0.20 -0.20 -0.27 -0.27 -0.28 -0.29 -0.30 -0.35 -0.36 - - - - - - - -0.20 -0.22 -0.27 -0.27 -0.28 -0.29 -0.30 -0.35 -0.36 - - - - - - - - - -0.29 -0.29 -0.30 -0.30 -0.32 -0.36 -0.37 - - - - - - - - - - -0.30 -0.30 -0.30 -0.32 -0.36 -0.37 - - - - - - - - - - - - - - - - 精心整理 -0.-0.4.0 -0.30 25 30 -0.-0.+0.10-05.0 30 35 .35 -0.-0.+0.10-06.0 30 40 .40 -0.-0.+0.10-07.0 30 40 .40 -0.-0.+0.10-08.0 35 40 .45 -0.-0.+0.10-09.0 35 45 .45 10.-0.-0.+0.10-00 40 50 .50 12 - 14 - 15 - 16 - 18 - 20 - 22 - 25 - 30 - 35 - 40 - 50 - 60 - 70 - 80 -
- - - - - - ±0.5 ±0.5 ±0.5 ±0.5 ±0.5 ±0.5 -0.35 +0.10-0.36 +0.10-0.41 +0.10-0.42 +0.10-0.46 +0.10-0.47 +0.10-0.50 ±0.5 ±0.5 ±0.5 ±0.5 ±0.5 ±0.5 -0.36 +0.10-0.37 +0.10-0.42 +0.10-0.43 +0.10-0.47 +0.10-0.48 +0.10-0.50 ±1.0 ±1.0 ±1.0 ±1.0 ±1.0 ±1.0 -0.36 +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 ±1.5 ±1.5 ±2.0 ±2.0 ±3.5 ±3.5 -0.37 +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 ±1.5 ±1.5 ±2.0 ±2.0 ±3.5 ±3.5 -0.37 +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 ±1.5 ±1.5 ±2.0 ±2.0 ±3.5 ±3.5 -0.38 +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 ±2.5 ±2.5 ±3.0 ±3.0 ±4.0 ±4.0 -0.38 +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 ±2.5 ±2.5 ±3.0 ±3.0 ±4.0 ±4.0 - ±0.75 ±0.75 ±1.5 - ±0.75 ±0.75 ±1.5 - ±0.75 ±0.75 ±1.5 - - - - - - ±1.0 ±1.0 ±1.5 ±1.5 ±3.0 ±3.0 ±1.0 ±1.0 ±1.5 ±1.5 ±3.0 ±3.0 ±1.5 ±1.5 ±2.0 ±2.0 ±3.5 ±3.5 11.40 14.2- 5 17.1- 0 19.9- 5 22.8- 0 25.6- 5 28.5- 0 ±134.2.5 0 ±139.9.5 0 ±142.7.5 5 ±145.6.5 0 ±151.3.5 0 ±157.0.5 0 ±262.7.0 0 ±271.2.0 5 ±285.5.0 0 ±299.7.5 5 ±2114..5 0 ±3142..0 50 ±3171..0 0 ±4199..0 50 ±4228.- 精心整理 90 - 100 - 110 - 120 - 130 - 140 - 150 - - - - - - - - - - - ±3.5 ±3.5 ±3.5 ±3.5 ±4.0 ±4.0 ±4.0 - ±3.5 ±3.5 ±3.5 ±3.5 ±4.0 ±4.0 ±4.0 - ±5.0 ±5.0 ±5.0 ±5.0 ±5.5 ±5.5 ±5.5 - ±5.0 ±5.0 ±5.0 ±5.0 ±5.5 ±5.5 ±5.5 - ±5.0 ±5.0 ±5.0 ±5.0 ±5.5 ±5.5 ±5.5 - ±5.0 ±5.0 ±5.0 ±5.0 ±5.5 ±5.5 ±5.5 - ±5.5 ±5.5 ±5.5 ±5.5 ±6.0 ±6.0 ±6.0 - ±5.5 ±5.5 ±5.5 ±5.5 ±6.0 ±6.0 ±6.0 - .0 0 ±5256..5 50 ±5285..5 0 ±5313..5 50 ±5342..5 00 ±6370..0 50 ±6399..0 00 ±27..0 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。
