EN 10278
Object and scope
This European standard applies to cold drawn steels in drawn, turned or polished condition and supplies of straight lengths.
This standard does not govern the cold rolled products or bars cut from straps or plates.
Dimensional tolerances table
Profile | & | & | ||||||
---|---|---|---|---|---|---|---|---|
Standard | EN 10278 | |||||||
Dimension, mm. | mm. | h6 | h7 | h8 | h9 | h10 | h11 | |
> 1 | ≤ 3 | + 0 | – 0,006 | – 0,01 | – 0,014 | – 0,025 | – 0,04 | – 0,06 |
> 3 | ≤ 6 | + 0 | – 0,008 | – 0,012 | – 0,018 | – 0,03 | – 0,048 | – 0,075 |
> 6 | ≤ 10 | + 0 | -0,009 | – 0,015 | – 0,022 | – 0,036 | – 0,058 | – 0,09 |
> 10 | ≤ 18 | + 0 | – 0,011 | – 0,018 | – 0,027 | – 0,043 | – 0,07 | – 0,11 |
> 18 | ≤ 30 | + 0 | – 0,013 | – 0,021 | – 0,033 | – 0,052 | – 0,084 | – 0,13 |
> 30 | ≤50 | + 0 | – 0,016 | – 0,025 | – 0,039 | – 0,062 | – 0,1 | – 0,16 |
> 50 | ≤80 | + 0 | – 0,019 | – 0,03 | – 0,046 | – 0,074 | – 0,12 | – 0,19 |
> 80 | ≤120 | + 0 | – 0,022 | – 0,035 | – 0,054 | – 0,087 | – 0,14 | – 0,22 |
Profile | |||||
Standard | EN 10278 | ||||
Width mm. | Tolerance | ||||
mm. | mm. | ||||
≤ 18 | + 0 | – 0,11 | h11 | ||
> 18 | ≤ 30 | + 0 | – 0,13 | h11 | |
> 30 | ≤ 50 | + 0 | – 0,16 | h11 | |
> 50 | ≤ 80 | + 0 | – 0,19 | h11 | |
> 80 | ≤ 100 | + 0 | – 0,22 | h11 | |
> 100 | ≤ 150 | + 0,50 | – 0,50 | ||
> 150 | ≤ 200 | + 1,00 | – 1,00 | ||
> 200 | ≤ 300 | + 2,00 | – 2,00 | ||
Thickness mm. | Tolerance | ||||
mm. | mm. | ||||
> 1 | ≤ 3 | + 0 | – 0,060 | h11 | |
> 3 | ≤ 6 | + 0 | – 0,075 | h11 | |
> 6 | ≤ 10 | + 0 | – 0,090 | h11 | |
> 10 | ≤ 18 | + 0 | – 0,11 | h11 | |
> 18 | ≤ 30 | + 0 | – 0,13 | h11 | |
> 30 | ≤ 50 | + 0 | – 0,16 | h11 | |
> 50 | ≤ 60 | + 0 | – 0,19 | h11 | |
> 60 | ≤ 80 | + 0 | – 0,30 | h12 | |
> 80 | ≤ 100 | + 0 | – 0,35 | h12 |