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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 600mm and more, supplied in coils

Strips

cut from wide strips, width less than 600mm, 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 max.
​​​​​​​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 max.
​​​​​​​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 max.
​​​​​​​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

KOSMALT S240E

Nominal thickness [mm] 1) Width [mm] 1)  (data in brackets represent the widths of the sheets with trimmed edges)
780
(750) 		940
(900) 		1040
(1000) 		1140
(1100) 		1240
(1200) 		1280
(1240) 		1290
(1250) 		1440
(1400) 		1450
(1410) 		1540
(1500)
1,80 - 1,89   3)            
1,90 - 1,99   3)          
2,00 - 2,09   3)        
2,10 - 2,19   3)      
2,20 - 2,39   3)  
2,40 - 2,49   3)
2,50 6) - 2,99   3)
3,00 - 3,49   3)
4,00 - 4,99 Length of sheets: 2 000 - 4 000 4)
5,00 - 12,70 2) Length of sheets: 2 000 - 6 000 5)

1) Basic thickness dimensions graded by 0,05 mm, width by 5,00 mm
2) Thicknesses 6,01 - 12,70 mm on agreement
3) Without guarantee of flatness

4) On agreement sheets are delivered up to lenght of 6 000 mm; lenghts above 4 000 mm without flatness guarantee. Lenghth is grated by 50 mm
5) On agreement sheets are delivered up to length of 12 000 mm; lengths above 6 000 mm without flatness guarantee. Length is grated by 50 mm
6) Recommended production from a thickness of 2,5 mm

DIMENSIONS OF SHEETS AND COILS

KOSMALT S300E

Thickness [mm] 1) Width [mm] 1)  (data in brackets represent the widths of the sheets with trimmed edges)
780
(750) 		940
(900) 		1040
(1000) 		1140
(1100) 		1290
(1250) 		1440
(1400) 		1540
(1500)
2,50 - 2,99 3)
3,00 - 3,49   3) 
3,50 - 3,99   3)
4,00 - 4,99 Length of sheets: 2 000 - 4 000 4)
5,00 - 12,70 2) Length of sheets: 2 000 - 6 000 5) 

1) Basic thickness dimensions graded by 0,05 mm, width by 5,00 mm
2) Thicknesses 6,01 - 12,70 mm on agreement
3) Without guarantee of flatness

4) On agreement sheets are delivered up to lenght of 6 000 mm; lenghts above 4 000 mm without flatness guarantee. Lenghth is grated by 50 mm
5) On agreement sheets are delivered up to length of 12 000 mm; lengths above 6 000 mm without flatness guarantee. Length is grated by 50 mm

DIMENSIONS OF SHEETS AND COILS

KOSMALT S355E

Nominal thickness [mm] 1) Width [mm] 1)  (data in brackets represent the widths of the sheets with trimmed edges)
780
(750) 		940
(900) 		1040
(1000) 		1140
(1100) 		1290
(1250) 		1440
(1400) 		1540
(1500)
2,50 - 2,99 3)
3,00 - 3,49   3) 
3,50 - 3,99   3)
4,00 - 4,99 Length of sheets: 2 000 - 4 000 4)
5,00 - 8,00 2) Length of sheets: 2 000 - 6 000 5) 

1) Basic thickness dimensions graded by 0,05 mm, width by 5,00 mm
2) Thicknesses 6,01 - 8,00 mm on agreement
3) Without guarantee of flatness

4) On agreement sheets are delivered up to lenght of 6 000 mm; lenghts above 4 000 mm without flatness guarantee. Lenghth is grated by 50 mm
5) On agreement sheets are delivered up to length of 12 000 mm; lengths above 6 000 mm without flatness guarantee. Length is grated by 50 mm

DIMENSION OF SLIT COILS

KOSMALT S240E, KOSMALT S300E, KOSMALT S355E

Nominal thickness 1) Width of slit coil [mm] 1)
110 - 510 511 - 550 551 - 580
1,80 2) - 2,09      
2,10 - 2,29      
2,30 - 2,49      
2,50 - 2,99

 

  
3,00 - 3,59  
3,60 - 6,00  
6,01 - 8,00 2)      

1) Basic grading of thickness by 0,05 mm, width by 5 mm
2) Thickness 6,01-8,00 mm by agreement of the parties

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]

≤ 1200

1200 ≤ 1500 > 1500 ≤  1800 1)
EN U. S. Steel Košice EN U. S. Steel Košice EN U. S. Steel Košice

≤ 2,00

± 0,17 ± 0,09 ± 0,19 ± 0,092) ± 0,21 ± 0,092)
> 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 ± 0,122) ± 0,28 ± 0,13 ± 0,29 ± 0,13
> 6,00 ≤ 8,00 ± 0,29 ± 0,132) ± 0,30 ± 0,132) ± 0,31 ± 0,132)
> 8,00 ≤ 10,00 ± 0,32 ± 0,132) ± 0,33 ± 0,142) ± 0,34 ± 0,142)
> 10,00 ≤ 12,50 ± 0,35 ± 0,142) ± 0,36 ± 0,142) ± 0,37 ± 0,142)
> 12,51 ≤ 12,70 ± 0,37 ± 0,142) ± 0,38 ± 0,152) ± 0,40 ± 0,152)

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]

≤ 1200

1200 ≤ 1500 > 1500 ≤ 1800 1)
EN U. S. Steel Košice EN U. S. Steel Košice EN U. S. Steel Košice

≤ 2,00

± 0,20 ± 0,11 ± 0,22 ± 0,112) ± 0,24 ± 0,112)
> 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 ± 0,152) ± 0,36 ± 0,152)
> 8,00 ≤ 10,00 ± 0,37 ± 0,152) ± 0,38 ± 0,162) ± 0,39 ± 0,162)
> 10,00 ≤ 12,50 ± 0,40 ± 0,162) ± 0,41 ± 0,172) ± 0,43 ± 0,172)
> 12,51 ≤ 12,70 ± 0,43 ± 0,162) ± 0,44 ± 0,172) ± 0,46 ± 0,172)

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]

≤ 1200

1200 ≤ 1500 > 1500 ≤ 1800 1)
EN U. S. Steel Košice EN U. S. Steel Košice EN U. S. Steel Košice

≤ 2,00

± 0,20 ± 0,10 ± 0,22 ± 0,112) ± 0,24 ± 0,112)
> 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 ± 0,112) ± 0,35 ± 0,132) ± 0,36 ± 0,132)

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 1000 mm

w ≤ 1200

t ≤ 2,00 18
2,00 < t ≤ 5,00 15

5,00 < t ≤ 12,7 0

13
1200 < w ≤ 1500 t ≤ 1200 21
2,00 < t ≤ 5,00 18
5,00 < t ≤ 12,70 16
w > 1500 t ≤ 1200 26
2,00 < t ≤ 5,00 22
5,00 < t ≤ 12,70 19

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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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