热连轧钢板和钢带公称尺寸允许偏差 ( 摘自 GB / T2519 — 1981 )
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钢板与钢带的宽度允许偏差 |
宽度 / mm |
厚度 / mm |
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|
≤ 0 . 60 |
> 6 . 0 |
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|
允许偏差 / mm |
|||||
|
轧制边 |
切边 |
轧制边 |
切边 |
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|
700 ~ < 1000 |
+25 |
+10 |
+25 |
+10 |
|
|
1000 ~ < 1250 |
+30 |
+10 |
+30 |
+10 |
|
|
1250 ~ 1550 |
+35 |
+10 |
+35 |
+15 |
|
|
纵切钢带宽度允许偏差 |
宽度 / mm |
厚度 / mm |
|||
|
≤ 4 . 0 |
> 4 . 0 ~ 6 . 0 |
> 6 . 0 |
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|
允许偏差 / mm |
|||||
|
< 160 |
± 0 . 5 |
± 0 . 8 |
± 1 . 0 |
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|
160 ~ 250 |
± 0 . 8 |
± 1 . 0 |
± 1 . 2 |
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|
> 250 ~ 700 |
± 1 . 0 |
± 1 . 0 |
± 1 . 2 |
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|
钢板长度允许偏差 |
长度 / mm |
允许偏差 / mm |
|||
|
≤ 6000 |
+25 |
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|
> 6000 |
+30 |
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