Infrastructure and Highway Development

Infrastructure and Highway Development Steel Products

NMDC Steel Ltd. offers a comprehensive range of Hot Rolled (HR) coils, sheets, and plates designed to meet the stringent demands of infrastructure and highway development projects. These products are engineered for high strength, durability, and versatility, ensuring reliable performance in critical structural and engineering applications.

Standard Specifications, Chemical Composition, and Mechanical Properties

Our products comply with globally recognized standards, exhibiting excellent chemical and mechanical properties tailored to infrastructure and highway needs. Key details are as follows: -

HR Coils/Sheets/Plates up to 550 MPa Yield Strength

STANDARD SPECIFICATION		CHEMICAL COMPOSITION								MECHANICAL PROPERTIES			APPLICATIONS
Specification	Grade	C % Max	Mn % Max		Si % Max	S% Max	P% Max	Al%	N % Max	Yield Strength (Mpa) Min	Tensile Strength (Mpa) Min	%El (Min)	APPLICATIONS
IS 2062	A	0.23	1.6		0.40	0.050	0.050		0.012	250	410	23	HIGH TENSILE STRUCTURES
IS 2062	B	0.22	1.5		0.40	0.045	0.045		0.012	250	410	23	HIGH TENSILE STRUCTURES
IS 2062	C	0.20	1.5		0.40	0.040	0.040		0.012	250	410	23
IS 5986	Fe 330	0.17	1.0			0.045	0.045		205	330-440	181/252		STRUCTURAL FORMING & FLANGING
IS 5986	Fe 360	0.17	1.2			0.045	0.045			235	360-470	181/252
IS 5986	Fe 410	0.20	1.3			0.045	0.045			255	410-520	171/232
IS 5986	Fe 510	0.20	1.5			0.045	0.045			355	510-620	161/202
IS 8500	Fe 540B	0.20	1.6	0.45	0.04	0.04				410	540	20	HIGH STRENGTH PLATES
IS 8500	Fe 570	0.22	1.6	0.45	0.04	0.04				450	570	20
IS 8500	Fe 570B	0.22	1.6	0.45	0.04	0.04				450	570	20
IS 8500	Fe 590	0.22	1.8	0.45	0.04	0.04				450	590	20
IS 8500	Fe 590B	0.22	1.8	0,45	0.04	0.04				450	590	20

Hot Rolled Coils for Commercial Purposes and Cold Rolling

STANDARD SPECIFICATION		CHEMICAL COMPOSITION							MECHANICAL PROPERTIES			APPLICATIONS
Specification	Grade	C % Max	Mn % Max	Si % Max	S% Max	P% Max	Al%	N % Max	Yield Strength (Mpa) Min	Tensile Strength (Mpa) Min	%El (Min)	APPLICATIONS
IS 10748	1	0.10	0.50		0.05	0.05			170	290		COMMERCIAL QUALITY
IS 10748	2	0.12	0.60		0.05	0.05			210	330
IS 10748	3	0.16	1.20		0.05	0.05			240	410
IS 10748	4	0.20	1.30		0.05	0.05			275	430
IS 10748	5	0.25	1.30		0.05	0.05			310	490
BS 1449	4				0.050	0.050			170	280	25
BS 1449	10	0.08	0.60	0.10	0.045	0.045
BS 1449	12	0.10	0.40		0.050	0.050			170	310	25
BS 1449	17	0.15	0.40		0.050	0.050			200	350	25
BS 1449	20	0.15	1.30	0.05	0.045	0.045			350	540	18
BS 1449	22	0.20	0.40		0.050	0.050			230	400	24
BS 1449	30	0.25	0.50	0.05	0.045	0.045			280	500	18
BS 1449	40	0.35	0.50	0.05	0.045	0.045			300	540	16
BS 1449	50	0.45	0.50	0.05	0.045	0.045
BS 1449	60	0.55	0.50	0.05	0.045	0.045
BS 1449	70	0.65	0.50	0.05	0.045	0.045
BS 1449	80	0.75	0.50	0.05	0.045	0.045
BS 1449	95	0.90	0.30	0.05	0.040	0.040
ASTM-A569		0.15	0.60		0.040	0.035

Hot Rolled Coils for Commercial Purposes and Cold Rolling

STANDARD SPECIFICATION		CHEMICAL COMPOSITION							MECHANICAL PROPERTIES			APPLICATIONS
Specification	Grade	C % Max	Mn % Max	Si % Max	S% Max	P% Max	Al%	N % Max	Yield Strength (Mpa) Min	Tensile Strength (Mpa) Min	%El (Min)	APPLICATIONS
IS 1079	O	0.15	0.60		0.055	0.055						DRAW QUALITY
IS 1079	D	0.12	0.50		0.040	0.040				28
IS 1079	DD	0.10	0.45		0.035	0.035			260-390	32
IS 1079	EDD	0.08	0.40		0.030	0.030			260-380	36

Applications

Our steel products play a vital role in infrastructure and highway development projects, including:

Bridges and Flyovers: High-strength plates for critical load-bearing structures.
Highway Construction: Durable and reliable steel for road safety barriers, overpasses, and tunnels.
Structural Applications: Steel for girders, columns, and beams in large-scale infrastructure.

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Infrastructure and Highway Development