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GENERAL STRUCTURAL STEELS
           

 

 

Applications

U. S. Steel Košice produces hot rolled products in coil, slit coils and sheets. Hot rolled structural grades are suitable for construction applications, for parts of thermal and power equipment, etc. U. S. Steel Košice has implemented and mintains a quality control system in accordance with the standard EN ISO 9001, as well as in accordance with IATF 16949 for automotive industry, issued by    TÜV SÜD.
A part of the hot rolled products are manufactured in accordance with the European Parliament Regulation 97/23/EC, AD2000W1 and by the Ü mark for steels used in German civil engineering. Products delivered in accordance with EN 10025-1/04 (structural grades produced in accordance with EN 10025-2:2004) are delivered with mark of conformity CE.


Grades

The hot rolled products are classified into quality grades according to their chemical composition and mechanic properties.

TECHNICAL SPECIFICATION

BASIC DIMENSIONS

  U. S. Steel Košice
sheet coil  slit coil
Thickness [mm] 1,80 - 12,50 (12,70) mm 2,00 - 8,00
Width [mm] 750 - 1 500 765 - 1 540 110 - 580
Lenght [mm] 2 000 - 12 000 - -
Inner diameter [mm] - 850 (+50; -20) 600, 712, 760, 850
Outer diameter [mm] - 1850
Weight 5,0 - 15,1 kg . mm-1 of width

 Note: limitations of dimensions might be applied according to grade.

STRUCTURAL GRADES - BRAND CORRESPONDENCE

EN 10025-2/04 Japan USA
JIS G 3101 JIS G 3106 ASTM SAE
S185 SS 330 - - -
S235JR3) - -   A570, Gr. 30,33,36
  A 569
  A 283, Gr. C, D		 1009
1010
S235J03) - - - -
S235J23) - - - -
S275JR3) SS400 SM 400 A
SM 400 B
SM 400 C		   A 570, Gr. 40, 45
  A 36		 1012
1015 - 1022
S275J03) - -   A 529 -
S275J23) - - - -
S355JR3) - SM 490 A
SM 490 B
SM 490 C		 - -
S355J03) - SM 490 YA
SM 490 YB
SM 520 B
SM 520 C		   A 570
  Gr. 50, 55		 -
S355J23) - - - -
S355K23) - - - -

  3) also applies to grades in state +N, +AR and +M

CHEMICAL COMPOSITION

Grades according to
EN 10025-2/04
U. S. Steel Košice, s.r.o.		 Heat analysis in %
CMAX MnMAX PMAX SMAX SiMAX AIMIN NMAX CuMAX
S185 - - - - - - - -
S235JR 0,17 1,40 0,035 0,035 - - 0,012 0,55
S235J0 0,17 1,40 0,030 0,030 - - 0,012 0,55
S235J2 0,17 1,40 0,025 0,025 - - - 0,55

S275JR

 0,21 1,50 0,035 0,035 - - 0,012 0,55
S275J0 0,18 1,50 0,030 0,030 - - 0,012 0,55
S275J2 0,18 1,50 0,025 0,025 - - - 0,55
S355JR 0,24 1,60 0,035 0,035 0,550 - 0,012 0,55
S355J0 0,20 1,60 0,030 0,030 0,550 - 0,012 0,55
S355J2 0,20 1,60 0,025 0,025 0,550 - - 0,55
S355K2 0,20 1,60 0,025 0,025 0,550 - - 0,55

MECHANICAL PROPERTIES

Grades according to
EN 10025-2/04
U. S. Steel Košice, s.r.o.		 ReH MIN
[MPa]		 Rm[MPa] AMIN(%) KVMIN [J]
a < 3 a ≥ 3 L0=80 mm L0=5,65√S0
1,5 < a ≤ 2 2 < a ≤ 2,5 2,5 < a < 3 a ≥ 3
S185 185 310-540 290-510 l 12
t 10		 l 13
t 11		 l 14
t 12		 l 18
t 16		 -
S235JR 235 360-510 360-510 l 19
t 17		 l 20
t 18		 l 21
t 19		 l 26
t 24		 +20˚C 27
S235J0 0˚C 27
S235J2 -20˚C 27
S275JR 275 430-580 410-560 l 17
t 15		 l 18
t 16		 l 19
t 17		 l 23
t 21		 +20˚C 27
S275J0 0˚C 27
S275J2 -20˚C 27
S355JR 355 510-680 470-630 l 16
t 14		 l 17
t 15		 l 18
t 16		 l 22
t 20		 +20˚C 27
S355J0 0˚C 27
S355J2 -20˚C 27
S355K2 -20˚C 40

DIMENSIONS OF SHEETS AND COILS                                                                                                 grades: S185 - S275

Thickness  [mm] 1) Sheet width [mm] 1)
from to   750 900 1000 1100 1250 1400 1500
1,80 1,99     3)          
2,00 2,19       Length of sheets: 2 000 - 4 000 4) 3)        
2,20 2,49       Inner coil diameter: 850 (+50; -20) 3)      
2,50 2,99       Inner pickled coil diameter: 600, 850 3)    
3,00 3,49       Outer coil diameter: 1850 3)  
3,50 3,99       Coil weight: 5,0 - 15,1 kg.mm-1 of coil width  
4,00 4,99      
5,00 5,99             Lenght  of sheets: 2 000 - 6 000 5)  
6,00 12,502)    
from to   780 940 1040 1140 1290 1440 1540
Thickness  [mm] 1) Coil width  [mm] 1)

1)  Basic thickness dimensions graded by 0,05 mm, eidth by 5,00 mm
2)  Max. thickness 12,70 mm on agreement, other dimensions are subject to
     prior 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 [mm]                                                                                                           grades: S355

Thickness  [mm] 1) Sheet width  1)
from to   750 900 1000 1100 1250 1400 1500
2,00 2,19     3)                      3)        
2,20 2,49      Length of sheets: 2 000 - 4 000 4) 3)        
2,50 2,99      Inner coil diameter: 850 (+50; -20) 3)      
3,00 3,49      Inner pickled coil diameter: 600, 850      3)    
3,50 3,99      Outer coil diameter: 1850    3)  
4,00 4,99      Coil weight: 5,0 - 15,1 kg.mm-1 of coil width  
5,00 5,99       Lenght  of sheets: 2 000 - 6 000 5)  
6,00 12,502)    
from to   780 940 1040 1140 1290 1440 1540
Thickness  [mm] 1) Coil width 1)

1)  Basic thickness dimensions graded by 0,05 mm, eidth by 5,00 mm
2)  Max. thickness 12,70 mm on agreement, other dimensions are subject to
     prior 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 [mm]    Re ≤ 350 MPa

DIMENSION OF SLIT COILS [mm]     Re > 350 MPa

Thickness [mm] 1) Width of slit coil 1)
from to 110 - 510 511 - 580 551 - 580
    2,00 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      

  1) Basic grading of thickness by 0,05 mm, width by 5 mm
  2) Subject to prior agreement
    Other dimensions are subject to prior agreement
 Inner coil diameter: 600, 712, 760, 850 mm (+50, -20)
 Outer coil diameter: 1850 mm
 Coil weight: 5,0 - 15,1 kg.mm-1 of coil width
Thickness [mm]   1) Width of slit coil 1)
from to 110 - 510 511 - 580
    2,00 2) 2,99    
3,00 4,00  
4,01 7,00    

  1) Basic grading of thickness by 0,05 mm, width by 5 mm
  2) Subject to prior agreement
    Other dimensions are subject to prior agreement
 Inner coil diameter: 600, 712, 760, 850 mm (+50, -20)
 Outer coil diameter: 1850 mm
 Coil weight: 5,0 - 15,1 kg.mm-1 of coil width

THICKNESS TOLERANCES IN ACCORDANCE WITH EN 10051/10 AND U. S. Steel Košice, s.r.o.               Re ≤ 300 MPa

Nominal thickness
[mm]  		 Thickness tolerances at nominal widths [mm]
≤ 1200 1200 ≤ 1500 > 1500 ≤ 18001)
EN U. S. Steel Košice EN U. S. Steel Košice EN U. S. Steel Košice

≤ 2,00

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

THICKNESS TOLERANCES IN ACCORDANCE WITH EN 10051/10 AND U. S. Steel Košice, s.r.o. 300 MPa < Re< 360 MPa

Nominal thickness
[mm] 		Thickness tolerances at nominal widths [mm]
≤ 1200 1200 ≤ 1500 > 1500 ≤ 18001)
EN U. S. Steel Košice EN U. S. Steel Košice EN U. S. Steel Košice
≤ 2,00 ± 0,20 ± 0,17 - - - -
> 2,00 ≤ 2,50 ± 0,21 ± 0,18 ± 0,24 ± 0,19 ± 0,26 ± 0,19
> 2,50 ≤ 3,00 ± 0,23 ± 0,19 ± 0,25 ± 0,21 ± 0,28 ± 0,21
> 3,00 ≤ 4,00 ± 0,25 ± 0,21 ± 0,28 ± 0,23 ± 0,30 ± 0,23
> 4,00 ≤ 5,00 ± 0,28 ± 0,22 ± 0,30 ± 0,24 ± 0,32 ± 0,24
> 5,00 ≤ 6,00 ± 0,30 ± 0,24 ± 0,32 ± 0,27 ± 0,33 ± 0,27
> 6,00 ≤ 8,00 ± 0,33 ± 0,27 ± 0,35 ± 0,29 ± 0,36 ± 0,29
> 8,00 ≤ 10,00 ± 0,37 ± 0,29 ± 0,38 ± 0,32 ± 0,39 ± 0,32
> 10,00 ≤ 12,50 ± 0,40 ± 0,31 ± 0,41 ± 0,34 ± 0,43 ± 0,34
> 12,00 ≤ 12,70 ± 0,43 ± 0,31 ± 0,44 ± 0,34 ± 0,46 ± 0,34

1) Maximum width of U. S. Steel Košice´s hot rolled products is 1540 mm.

SHEET FLATNESS TOLERANCES IN ACCORDANCE WITH EN 10051/10                                                         Re ≤ 300 MPa

Nominal thickness
[mm] 		Normal sheet flatness tolerances depending on width [mm]
 < 1200 1200 - 1500  > 1500 1)
≤ 2,00 18 20 25
> 2,00 ≤ 12,70 15 18 23

1) Maximum width of U. S. Steel Košice´s hot rolled products is 1 540 mm.
2) Coil flatness tolerances are subject to prior agreement.

   Re 301 - 360 MPa is proportionally higher - please, see EN 10051/10 

 

SURFACE TREATMENT

  • mill finished - sheets, coils, slit coils
  • pickled - sheets, coils, slit coils (oiled), thickness up to 4,5 mm, thicker sheets are subject to prior agreement
    Technical delivery regulations and dimensions: TN USSK 42 0118/11

HEAT TREATMENT

WELDABILITY

  • thermomechanical rolling

EDGES

  • mill edge - mill finished coils (sheets and pickled coils - subject to inquiry)
  • trimmed - sheets, pickled coils (mill finished coils - subject to inquiry)
  • steels are suitable for welding with standard technoques

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GENERAL DELIVERY TERMS
AND CONDITIONS

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DECLARATION OF CONFORMITY
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Logistics information

 

We offer flexible product delivery with multiple options for packaging and methods of transportation.

 

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The final products are shipped to customers via truck, railway, ships or transportation directly from our covered storage yard.

                

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POSTAL ADDRESS:
 

U. S. Steel Košice, s.r.o.
Vstupný areál U. S. Steel
044 54 Košice
Slovak Republic

 

BILLING INFORMATION:
 

ID No.: 36 199 222
VAT ID: SK7020000119
Commercial Register: District Court Kosice I, Sec.: Sro, File No.: 11711/V

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