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STEEL FOR ENAMELING

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In category Hot rolled steel

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product forms

Coils

wide strips with a rolled width of 600 mm and more, supplied in coils

Strips

cut from wide strips, width less than 600 mm, supplied in coils

Sheets

sheets cut from wide strips supplied in sheets

KEY FEATURES

KOSMALT S240E, KOSMALT S300E, KOSMALT S355E

Grades according to TN USSK 10209-2

TECHNICAL SPECIFICATION

CHEMICAL COMPOSITION and MECHANICAL PROPERTIES

KOSMALT S240E Chemical composition - melt analysis in %
C max.
0,10 		Mn max.
0,40 		Si max.
0,25 		P max.
0,020 		S max.
0,020 		B max.
​​​​​​​0,005 		Al min.
​​​​​​​0,020 		Ti max.
​​​​​​​0,10
Rp0,2 min. 240 MPa
Rm 300 - 450 MPa
​​​​​​​ A   L0=5,65 √s0 min. 30%
KOSMALT S300E Chemical composition - melt analysis in %
C max.
0,10 		Mn max.
0,40 		Si max.
0,25 		P max.
0,020 		S max.
0,020 		B max.
0,005 		Al min.
​​​​​​​0,020 		Ti max.
​​​​​​​0,10
Rp0,2 min. 300 MPa
Rm 350 - 500 MPa
A   L0=5,65 √s0 min. 26%
KOSMALT S355E Chemical composition - melt analysis in %
C max.
0,10 		Mn max.
0,40 		Si max.
0,25 		P max.
0,020 		S max.
0,020 		B max.
0,005 		Al min.
​​​​​​​0,020 		Ti max.
​​​​​​​0,10
Rp0,2 min. 355 MPa
Rm 430 - 580 MPa
A   L0=5,65 √s0 min. 17%

DIMENSIONS OF SHEETS AND COILS, grades with nominal value Re ≤ 280 MPa

Thickness [mm] 1) Width [mm] 1)  (data in brackets represent the widths of the sheets with trimmed edges)
coils  780
sheets  (750) 		940
(910) 		1 040
(1 010) 		1 140
(1 110) 		1 290
(1 260) 		1 440
(1 410) 		1 547
(1 517)
1,80 - 1,99 2)        
2,00 - 2,19   2)      
2,20 - 2,49   2)    
2,50 - 2,99   2)  
3,00 - 3,49   2)
3,50 - 4,99 Length of sheets: 2 000 - 4 000 4) 3)
5,00 - 6,00 Length of sheets: 2 000 - 6 000 5)  3)

1) Basic thickness dimensions graded by 0,01 mm, width by 0,1 mm
2) Without guarantee of flatness
3) Width over 1 500 mm without guarantee of flatness
Other dimensions are subject to prior agreement

4) On agreement sheets are delivered up to length of 6 000 mm; lengths above 4 000 mm without flatness guarantee. Length is grated by 1 mm
5) On agreement sheets are delivered up to length of 12 100 mm; lengths above 6 000 mm without flatness guarantee. Length is grated by 1 mm

DIMENSIONS OF SHEETS AND COILS, grades with nominal value 280 MPa < Re ≤ 360 MPa

Thickness [mm] 1) Width [mm] 1)  (data in brackets represent the widths of the sheets with trimmed edges)
coils  780
sheets  (750) 		940
(910) 		1 040
(1 010) 		1 140
(1 110) 		1 290
(1 260) 		1 440
(1 410) 		1 547
(1 517)
2,00 - 2,19        
2,20 - 2,49   2)      
2,50 - 2,99   2)    
3,00 - 3,49   2)  
3,50 - 3,99   2)
4,00 - 4,99 Length of sheets: 2 000 - 4 000 4) 3)
5,00 - 6,00 Length of sheets: 2 000 - 6 000 5)  3)

1) Basic thickness dimensions graded by 0,01 mm, width by 0,1 mm
2) Without guarantee of flatness
3) Width over 1 500 mm without guarantee of flatness
Other dimensions are subject to prior agreement

4) On agreement sheets are delivered up to length of 6 000 mm; lengths above 4 000 mm without flatness guarantee. Length is grated by 1 mm
5) On agreement sheets are delivered up to length of 12 100 mm; lengths above 6 000 mm without flatness guarantee. Length is grated by 1 mm

DIMENSION OF SLIT COILS, grades with nominal value Re ≤ 360 MPa 

Thickness 1) Width [mm] 1)
110 - 510 511 - 550 551 - 580
1,80 - 2,49      
2,50 - 2,99

 

  
3,00 - 6,00  

1) Basic thickness dimensions graded by 0,01 mm, width by 0,10 mm
Other dimensions are subject to prior agreement

THICKNESS TOLERANCES IN ACCORDANCE WITH EN 10051 AND U. S. STEEL KOŠICE, S.R.O., GRADE KOSMALT S240E
Nominal thickness
[mm] 		Thickness tolerances at nominal widths [mm]

≤ 1 200

> 1 200 ≤ 1 500 > 1 500 ≤  1 800 1)
EN U. S. Steel Košice EN U. S. Steel Košice EN U. S. Steel Košice

≤ 2,00

± 0,17 ± 0,09 ± 0,19 ± 0,09 2) ± 0,21 ± 0,09 2)
> 2,00 ≤ 2,50 ± 0,18 ± 0,10 ± 0,21 ± 0,10 ± 0,23 ± 0,11
> 2,50 ≤ 3,00 ± 0,20 ± 0,10 ± 0,22 ± 0,10 ± 0,24 ± 0,09
> 3,00 ≤ 4,00 ± 0,22 ± 0,12 ± 0,24 ± 0,12 ± 0,26 ± 0,12
> 4,00 ≤ 5,00 ± 0,24 ± 0,12 ± 0,26 ± 0,13 ± 0,28 ± 0,13
> 5,00 ≤ 6,00 ± 0,26 ± 0,12 2) ± 0,28 ± 0,13 ± 0,29 ± 0,13
> 6,00 ≤ 8,00 ± 0,29 ± 0,13 2) ± 0,30 ± 0,13 2) ± 0,31 ± 0,13 2)
> 8,00 ≤ 10,00 ± 0,32 ± 0,13 2) ± 0,33 ± 0,14 2) ± 0,34 ± 0,14 2)
> 10,00 ≤ 12,50 ± 0,35 ± 0,14 2) ± 0,36 ± 0,14 2) ± 0,37 ± 0,14 2)
> 12,51 ≤ 12,70 ± 0,37 ± 0,14 2) ± 0,38 ± 0,15 2) ± 0,40 ± 0,15 2)

1) The maximum width of hot rolled products manufactured at U. S. Steel Košice is 1 540 mm.
2) Calculated by linear regression for shortage of rolled material - acceptance by trial delivery.

THICKNESS TOLERANCES IN ACCORDANCE WITH EN 10051 AND U. S. STEEL KOŠICE, S.R.O., GRADE KOSMALT S300E
Nominal thickness
[mm] 		Thickness tolerances at nominal widths [mm]

≤ 1 200

> 1 200 ≤ 1 500 > 1 500 ≤ 1 800 1)
EN U. S. Steel Košice EN U. S. Steel Košice EN U. S. Steel Košice

≤ 2,00

± 0,20 ± 0,11 ± 0,22 ± 0,11 2) ± 0,24 ± 0,11 2)
> 2,00 ≤ 2,50 ± 0,21 ± 0,11 ± 0,24 ± 0,11 ± 0,25 ± 0,11
> 2,50 ≤ 3,00 ± 0,23 ± 0,11 ± 0,25 ± 0,12 ± 0,28 ± 0,12
> 3,00 ≤ 4,00 ± 0,25 ± 0,11 ± 0,28 ± 0,12 ± 0,30 ± 0,12
> 4,00 ≤ 5,00 ± 0,28 ± 0,12 ± 0,30 ± 0,13 ± 0,32 ± 0,13
> 5,00 ≤ 6,00 ± 0,30 ± 0,13 ± 0,32 ± 0,14 ± 0,33 ± 0,14
> 6,00 ≤ 8,00 ± 0,33 ± 0,13 ± 0,35 ± 0,15 2) ± 0,36 ± 0,15 2)
> 8,00 ≤ 10,00 ± 0,37 ± 0,15 2) ± 0,38 ± 0,16 2) ± 0,39 ± 0,16 2)
> 10,00 ≤ 12,50 ± 0,40 ± 0,16 2) ± 0,41 ± 0,17 2) ± 0,43 ± 0,17 2)
> 12,51 ≤ 12,70 ± 0,43 ± 0,16 2) ± 0,44 ± 0,17 2) ± 0,46 ± 0,17 2)

1) The maximum width of hot rolled products manufactured at U. S. Steel Košice is 1 540 mm.
2) Calculated by linear regression for shortage of rolled material - acceptance by trial delivery.

THICKNESS TOLERANCES IN ACCORDANCE WITH EN 10051 AND U. S. STEEL KOŠICE, S.R.O., GRADE KOSMALT S355E
Nominal thickness
[mm] 		Thickness tolerances at nominal widths [mm]

≤ 1 200

> 1 200 ≤ 1 500 > 1 500 ≤ 1 800 1)
EN U. S. Steel Košice EN U. S. Steel Košice EN U. S. Steel Košice

≤ 2,00

± 0,20 ± 0,10 ± 0,22 ± 0,11 2) ± 0,24 ± 0,11 2)
> 2,00 ≤ 2,50 ± 0,21 ± 0,10 ± 0,24 ± 0,11 ± 0,25 ± 0,11
> 2,50 ≤ 3,00 ± 0,23 ± 0,10 ± 0,25 ± 0,10 ± 0,28 ± 0,10
> 3,00 ≤ 4,00 ± 0,25 ± 0,10 ± 0,28 ± 0,10 ± 0,30 ± 0,10
> 4,00 ≤ 5,00 ± 0,28 ± 0,10 ± 0,30 ± 0,11 ± 0,32 ± 0,11
> 5,00 ≤ 6,00 ± 0,30 ± 0,10 ± 0,32 ± 0,11 ± 0,33 ± 0,11
> 6,00 ≤ 8,00 ± 0,33 ± 0,11 2) ± 0,35 ± 0,13 2) ± 0,36 ± 0,13 2)

1) The maximum width of hot rolled products manufactured at U. S. Steel Košice is 1 540 mm.
2) Calculated by linear regression for shortage of rolled material - acceptance by trial delivery.

SHEET FLATNESS TOLERANCES IN ACCORDANCE WITH EN 10051
Nominal width
w 		Nominal thickness
t

Category A
(Re ≤ 300 MPa)

Category B
300 MPa < Re ≤ 360 MPa

Measuring length 1 000 mm

w ≤ 1 200

t ≤ 2,00 18
2,00 < t ≤ 5,00 15

5,00 < t ≤ 12,70

13
1 200 < w ≤ 1 500 t ≤ 2,00 21
2,00 < t ≤ 5,00 18
5,00 < t ≤ 12,70 16
w > 1 500 t ≤ 2,00 26
2,00 < t ≤ 5,00 22
5,00 < t ≤ 12,70 19

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General delivery terms and conditions

Declaration of conformity

Transport & Storage recommendations

Logistics information

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All processes in society are subject to interest in sustainability in the field of environmental, social and company management. So our steels bear a sign of sustainability.

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