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热轧钢板厚度的允许偏差(摘自GB/T709 - 1988 )
一、较高轧制精度
公称厚度(钢板和钢带)/mm 在下列宽度时的厚度允许偏差/mm
600~750 >750~1000 >1000~1500 1500~2000 >2000~2300 >2300~2700 >2700~3000
>0.35~0.50 ±0.05 ±0.05
>0.50~0.60 ±0.06 ±0.06
>0.60~0.75 ±0.07 ±0.07
>0.75~0.90 ±0.08 ±0.08
>0.90~1.10 ±0.09 ±0.09
>1.10~1.20 ±0.10 ±0.11 ±0.11
>1.20~1.30 ±0.11 ±0.12 ±0.12
>1.30~1.40 ±0.11 ±0.12 ±0.12
>1.40~1.60 ±0.12 ±0.13 ±0.13
>1.60~1.80 ±0.13 ±0.14 ±0.14
>1.80~2.00 ±0.14 ±0.15 ±0.16 ±0.17
>2.00~2.20 ±0.15 ±0.16 ±0.17 ±0.18
>2.20~2.50 ±0.16 ±0.17 ±0.18 ±0.19
>2.50~3.00 ±0.17 ±0.18 ±0.19 ±0.20 ±0.23
>3.00~3.50 ±0.18 ±0.19 ±0.20 ±0.22 ±0.26
>3.50~4.00 ±0.21 ±0.22 ±0.24 ±0.26 ±0.30
>4.00~5.50 +0.10-0.30 +0.15-0.30 +0.10-0.40 +0.20-0.40 +0.25-0.40
>5.50~7.50 +0.10-0.40 +0.10-0.50 +0.10-0.50 +0.20-0.50 +0.25-0.60
>7.50~10.0 +0.10-0.70 +0.10-0.70 +0.20-0.70 +0.20-0.70 +0.25-0.70
>10.0~13.0 +0.10-0.70 +0.10-0.70 +0.20-0.70 +0.30-0.70 +0.35-0.70

二、普通轧制精度
公称厚度(钢板和钢带)/mm 在下列宽度时的厚度允许偏差/mm ( 宁波钢材网 www.818buy.com
600~750 >750~1000 >1000~1500 1500~2000 >2000~2300 >2300~2700 >2700~3000
>0.35~0.50 ±0.07 ±0.07
>0.50~0.60 ±0.08 ±0.08
>0.60~0.75 ±0.09 ±0.09
>0.75~0.90 ±0.10 ±0.10
>0.90~1.10 ±0.11 ±0.12
>1.10~1.20 ±0.12 ±0.13 ±0.15
>1.20~1.30 ±0.13 ±0.14 ±0.15
>1.30~1.40 ±0.14 ±0.15 ±0.18
>1.40~1.60 ±0.15 ±0.15 ±0.18
>1.60~1.80 ±0.15 ±0.17 ±0.18
>1.80~2.00 ±0.16 ±0.17 ±0.18 ±0.20
>2.00~2.20 ±0.17 ±0.18 ±0.19 ±0.20
>2.20~2.50 ±0.18 ±0.19 ±0.20 ±0.21
>2.50~3.00 ±0.19 ±0.20 ±0.21 ±0.22 ±0.25
>3.00~3.50 ±0.20 ±0.21 ±0.22 ±0.24 ±0.29
>3.50~4.00 ±0.23 ±0.26 ±0.28 ±0.28 ±0.33
>4.00~5.50 +0.20-0.40 +0.30-0.40 +0.30-0.50 +0.40-0.50 +0.45-0.5
>5.50~7.50 +0.20-0.50 +0.20-0.60 +0.25-0.60 +0.40-0.60 +0.45-0.60
>7.50~10.0 +0.20-0.80 +0.20-0.80 +0.30-0.80 +0.35-0.80 +0.45-0.80 +0.60-0.80
>10.0~13.0 +0.20-0.80 +0.20-0.80 +0.30-0.80 +0.40-0.80 +0.50-0.80 +0.70-0.80 +1.00-0.80
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