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STRUCTURAL STEELS

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CHARACTERISTICS

Products delivered in accordance with EN 10025-1:2004, EN 10025-2:2019, EN 10025-3:2019, EN 10025-4:2019+A1:2022 are delivered with mark of conformity CE.

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

S185, S235JR, S235J0, S235J2, S275JR, S275J0, S275J2, S355JR, S355J0, S355J2, S355K2

Grades according to EN 10025-2:2019

NON-ALLOY structural steel

okrem S185 dodávame akosti v stave +AR, +N, +M
akosti vhodné na ohýbanie za studena sú označené s doplnkovým symbolom "C" (napr.: S235JRC)

S355N, S355NL

Grades according to EN 10025-3:2019

NORMALLY annealed/normally rolled EMC structural steels

S355M, S420M

Grades according to EN 10025-4:2019+A1:2022

TERMOMECHANICALLY ROLLED SHERMEN structural steels

TECHNICAL SPECIFICATION

CHEMICAL COMPOSITION

Grades according to EN 10025-2:2019	Heat analysis in %
Grades according to EN 10025-2:2019		C_MAX	Mn_MAX	P_MAX	S_MAX	Si_MAX	N_MAX	Cu_MAX	Ni_MAX	Cr_MAX	Mo_MAX	V_MAX	CEV_MAX
S185	-	-	-	-	-	-	-	-	-	-	-	-
S235JR	0,17	1,40	0,035	0,035	-	0,012	0,55	0,42	0,29	0,11	0,10	0,35
S235J0	0,17	1,40	0,030	0,030	-	0,012	0,55	0,42	0,29	0,11	0,10	0,35
S235J2	0,17	1,40	0,025	0,025	-	-	0,55	0,42	0,29	0,11	0,10	0,35
S275JR	0,21	1,50	0,035	0,035	-	0,012	0,55	0,42	0,29	0,11	0,10	0,40
S275J0	0,18	1,50	0,030	0,030	-	0,012	0,55	0,42	0,29	0,11	0,10	0,40
S275J2	0,18	1,50	0,025	0,025	-	-	0,55	0,42	0,29	0,11	0,10	0,40
S355JR	0,24	1,60	0,035	0,035	0,550	0,012	0,55	0,42	0,29	0,11	0,10	0,45
S355J0	0,20	1,60	0,030	0,030	0,550	0,012	0,55	0,42	0,29	0,11	0,10	0,45
S355J2	0,20	1,60	0,025	0,025	0,550	-	0,55	0,42	0,29	0,11	0,10	0,45
S355K2	0,20	1,60	0,025	0,025	0,550	-	0,55	0,42	0,29	0,11	0,10	0,45

MECHANICAL PROPERTIES

Grades according to EN 10025-2:2019	R_{eH MIN} [MPa]	R_m[MPa]		A_MIN(%)				KV_MIN[J]
		a < 3	a ≥ 3	L₀=80 mm			L₀=5,65√S₀
		a < 3	a ≥ 3	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

t - transverse direction of sampling
l - longitudinal sampling direction

DIMENSIONS OF SHEETS AND COILS - grades: S185 - S275

Thickness [mm] ¹⁾	Width [mm] ¹⁾ (data in brackets represent the widths of the sheets with trimmed edges)
Thickness [mm] ¹⁾	780 (750)	940 (900)	1040 (1000)	1140 (1100)	1290 (1250)	1440 (1400)	1540 (1500)
1,80 - 1,99		³⁾
2,00 - 2,19	Length of sheets: 2 000 - 4 000 ⁴⁾		³⁾
2,20 - 2,49				³⁾
2,50 - 2,99					³⁾
3,00 - 3,49						³⁾
3,50 - 3,99
4,00 - 4,99
5,00 - 5,99	Lenght of sheets: 2 000 - 6 000 ⁵⁾
6,00 - 12,50²⁾	Lenght of sheets: 2 000 - 6 000 ⁵⁾

¹⁾ Basic thickness dimensions graded by 0,05 mm, width 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 - grades: S355

Thickness [mm] ¹⁾	Width [mm] ¹⁾ (data in brackets represent the widths of the sheets with trimmed edges)
Thickness [mm] ¹⁾	780 (750)	940 (900)	1040 (1000)	1140 (1100)	1290 (1250)	1440 (1400)	1540 (1500)
2,00 - 2,19		³⁾
2,20 - 2,49	Length of sheets: 2 000 - 4 000 ⁴⁾		³⁾
2,50 - 2,99				³⁾
3,00 - 3,49					³⁾
3,50 - 3,99						³⁾
4,00 - 4,99
5,00 - 5,99	Lenght of sheets: 2 000 - 6 000 ⁵⁾
6,00 - 12,50²⁾	Lenght of sheets: 2 000 - 6 000 ⁵⁾

¹⁾ Basic thickness dimensions graded by 0,05 mm, width by 5,00 mm
²⁾ Max. thickness 12,70 mm on agreement, other dimensions are subject to prior agreement
³⁾Without guarantee of flatness

DIMENSION OF SLIT COILS, R_E≤ 350 MPA

Thickness [mm] ¹⁾	Width of slit coil ¹⁾
Thickness [mm] ¹⁾	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

DIMENSION OF SLIT COILS, RE > 350 MPA

Thickness [mm] ¹⁾	Width of slit coil ¹⁾
Thickness [mm] ¹⁾	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

THICKNESS TOLERANCES IN ACCORDANCE WITH EN 10051:2010 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

¹⁾ Maximum width of U. S. Steel Košice´s hot rolled products is 1540 mm.
We guarantee thickness tolerances according to EN 10051:2010. Stricter thickness tolerances are possible by agreement.

THICKNESS TOLERANCES IN ACCORDANCE WITH EN 10051:2010 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.
We guarantee thickness tolerances according to EN 10051:2010. Stricter thickness tolerances are possible by agreement.

SHEET FLATNESS TOLERANCES IN ACCORDANCE WITH EN 10051:2010, RE ≤ 300 MPA

Nominal thickness [mm]	Normal sheet flatness tolerances depending on width [mm]
Nominal thickness [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.
Flatness according to EN 10051 sheets according to EN 10029 and tighter flatness tolerances by agreement in cooperation with co-operators.

Re 301 - 360 MPa is proportionally higher - please, see EN 10051:2010

CHEMICAL COMPOSITION

Grades according to EN 10025-3:2019	Heat analysis in %
Grades according to EN 10025-3:2019	C_MAX	Si_MAX	Mn	P_MAX	S_MAX	Nb_MAX	V_MAX	Al tot._{MIN ¹⁾}	Ti_MAX	Cr_MAX	Ni_MAX	Mo_MAX	Cu_MAX	N_MAX
S275N	0,18	0,40	0,50 - 1,50	0,030	0,025	0,05	0,05	0,02	0,05	0,30	0,30	0,10	0,55	0,015
S275NL	0,16	0,40	0,50 - 1,50	0,025	0,020	0,05	0,05	0,02	0,05	0,30	0,30	0,10	0,55	0,015
S355N	0,20	0,50	0,90 - 1,65	0,030	0,025	0,05	0,12	0,02	0,05	0,30	0,50	0,10	0,55	0,015
S355NL	0,18	0,50	0,90 - 1,65	0,025	0,020	0,05	0,12	0,02	0,05	0,30	0,50	0,10	0,55	0,015
S420N	0,20	0,60	1,00 - 1,70	0,030	0,025	0,05	0,20	0,02	0,05	0,30	0,80	0,10	0,55	0,025
S420NL	0,20	0,60	1,00 - 1,70	0,025	0,020	0,05	0,20	0,02	0,05	0,30	0,80	0,10	0,55	0,025
S460N ²⁾	0,20	0,60	1,00 - 1,70	0,030	0,025	0,05	0,20	0,02	0,05	0,30	0,80	0,10	0,55	0,025
S460NL ²⁾	0,20	0,60	1,00 - 1,70	0,025	0,020	0,05	0,20	0,02	0,05	0,30	0,80	0,10	0,55	0,025

1) Minimum value for Al tot. content. does not apply if sufficient levels of other nitrogen-fixing elements are available.
2) V+Nb+Ti ≤ 0,22% a Mo+Cr ≤ 0,30%

CHEMICAL COMPOSITION

Grades according to EN 10025-4:2019 + A1:2022	Heat analysis in %
Grades according to EN 10025-4:2019 + A1:2022	C_MAX	Si_MAX	Mn_MAX	P_MAX	S_MAX	Nb_MAX	V_MAX	Al tot._{MIN ¹⁾}	Ti_MAX	Cr_MAX	Ni_MAX	Mo_MAX	Cu_MAX	N_MAX	CEV_MAX
S275M	0,13	0,50	1,50	0,025	0,025	0,05	0,05	0,02	0,05	0,30	0,30	0,10	0,55	0,015	0,34
S275ML	0,13	0,50	1,50	0,025	0,020	0,05	0,05	0,02	0,05	0,30	0,30	0,10	0,55	0,015	0,34
S355M	0,14	0,50	1,60	0,025	0,025	0,05	0,12	0,02	0,05	0,30	0,50	0,10	0,55	0,015	0,39
S355ML	0,14	0,50	1,60	0,025	0,020	0,05	0,12	0,02	0,05	0,30	0,50	0,10	0,55	0,015	0,39
S420M	0,16	0,60	1,70	0,030	0,025	0,05	0,20	0,02	0,05	0,30	0,80	0,10	0,55	0,025	0,43
S420ML	0,16	0,60	1,70	0,025	0,020	0,05	0,20	0,02	0,05	0,30	0,80	0,10	0,55	0,025	0,43
S460M	0,16	0,60	1,70	0,030	0,025	0,05	0,20	0,02	0,05	0,30	0,80	0,10	0,55	0,025	0,45
S460ML	0,16	0,60	1,70	0,025	0,020	0,05	0,20	0,02	0,05	0,30	0,80	0,10	0,55	0,025	0,45
S500M	0,16	0,60	1,70	0,030	0,025	0,05	0,12	0,020	0,05	0,30	0,80	0,20	0,55	0,025	0,47
S500ML	0,16	0,60	1,70	0,025	0,020	0,05	0,12	0,020	0,05	0,30	0,80	0,20	0,55	0,025	0,47

1) Minimum value for Al tot. content. does not apply if sufficient levels of other nitrogen-fixing elements are available.

MECHANICAL PROPERTIES

Grades according to EN 10025-3:2019	ReH ¹⁾ MPa ≤ 16	Rm ¹⁾ MPa ≤ 100	A ¹⁾ L0 = 5,65 √S₀ % ≤ 16
S275N	275	370 - 510	24
S275NL	275	370 - 510	24
S355N	355	470 - 630	22
S355NL	355	470 - 630	22
S420N	420	520 - 680	19
S420NL	420	520 - 680	19
S460N	460	540 - 720	17
S460NL	460	540 - 720	17

MECHANICAL PROPERTIES

Grades according to EN 10025-4:2019 + A1:2022	ReH ¹⁾ MPa ≤ 16	Rm ¹⁾ MPa ≤ 40	A ^{1) 2)} L0 = 5,65 √S₀ %
S275M	275	370 - 510	24
S275ML	275	370 - 510	24
S355M	355	470 - 630	22
S355ML	355	470 - 630	22
S420M	420	520 - 680	19
S420ML	420	520 - 680	19
S460M	460	540 - 720	17
S460ML	460	540 - 720	17
S500M	500	580 - 760	15
S500ML	500	580 - 760	15

1) For coils, strips and sheets ≥ 600mm wide, the transverse direction (t) to the rolling direction applies. For all other products, the values in the rolling direction (l) apply.
2) For product thicknesses < 3mm, where the initial measured length L0 = 80mm is tested, the values must be agreed when enquiring and ordering.
Removal quantity - 60t.

If you need specific parameters not listed here, please contact us

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