DIN 1541 Tolerances For CR Coils And Sheets

DIN1541 Tolerances For Cold Rolled Coils And Sheets

Table of Allowable thickness Tolerance for cold rolled sheet & strip DIN 1541

Nominal Thickness

Allowable thickness tolerance

High precision B

Normal precision A

Nominal Width

Nominal width

< 1200

>1200 ~ <1500

> 1500

< 1200

>1200 ~ <1500

> 1500

0.30~0.35

  0.03

  --

   --

  0.04

  --

   --

> 0.35~0.40

  0.03

 --

   --

  0.04

  --

  --

> 0.40~0.50

  0.04

  0.05

   --

  0.05

  0.06

---

> 0.50~0.60

  0.04

  0.05

   --

  0.05

  0.06

  --

> 0.60~0.70

  0.05

  0.06

  0.06

  0.06

  0.07

  0.07

> 0.70~0.80

  0.05

  0.06

  0.06

  0.06

  0.07

  0.08

> 0.80~0.90

  0.06

  0.07

  0.07

  0.07

  0.08

  0.08

> 0.90~1.00

  0.06

  0.07

  0.07

  0.07

  0.08

  0.09

> 1.00~1.20

  0.07

  0.08

  0.08

  0.08

  0.09

  0.10

> 1.20~1.50

  0.08

  0.09

  0.09

  0.10

  0.11

  0.11

> 1.50~2.00

  0.09

  0.10

  0.10

  0.12

  0.13

  0.13

> 2.00~2.50

  0.11

  0.12

  0.12

  0.14

  0.15

  0.15

> 2.50~3.00

  0.14

  0.14

  0.14

  0.16

  0.17

  0.17

> 3.00~3.50

  0.16

  0.17

  0.17

  0.19

  0.20

  0.20

Table of Allowable Width Tolerance for cold-rolled Sheet & Strip DIN1541

Edge Status

Nominal width

Allowable width tolerance

High precision B

Normal precision A

Edge not trimmed EM

600~2000

 ---

+5

Edge cut EC

600~<1200

+2

+3

1200~2000

+3

+4

Table of Allowable width tolerance for cold-rolled slitted Narrow Strip DIN1541

Nominal thickness

Allowable width tolerance

Nominal width

<125

125~<250

250~<400

400~<600

600~<900

0.30~<0.40

+0.3

+0.6

+1.0

+1.5

+2.5

0.40~<1.00

+0.5

+0.8

+1.2

+1.5

+2.0

1.00~<1.75

+0.7

+1.0

+1.5

+2.0

+2.5

1.75~3.50

+1.0

+1.3

+1.7

+2.0

+2.5

Table of Allowable length Tolerance for cold-rolled sheet DIN1541

Nominal Length

Allowable Length Tolerance

High precision B

Normal precision A

<2000

+3

+6

>2000

+0.0015xL

+0.003xL

Table of Allowable Sickle Bending Value for Cold-rolled sheet & Strip DIN1541

Unit : mm

Measuring Length

Classification

Edge Status

Nominal Width

Sickle bending ≤

L>2500mm Strip,

and sheet with Length >2500

EM

900~1850

4

2000

EC

900~<1200

4

2000

1200~1850

4

2000

Slitted Strip

EC

<125

2.5

2000

125~<900

2.5

2000

Table of Allowable Unflatness Value for Sheet Per Meter DIN1541

Nominal Width

Unflatness

High Precision B

Normal precision A

Nominal Thickness

<0.70

0.70~<1.20

> 1.20

< 0.70

0.70~< 1.20

> 1.20

≤ 1200

5

4

3

12

10

8

>1200~1500

6

5

4

15

12

10

>1500

8

7

6

19

17

15