S315MC High-strength Steel Plate

Gnee Steel (Tianjin) Co., Ltd. is one of the most professional s315mc high-strength steel plate manufacturers and suppliers in China. Welcome to wholesale customized s315mc high-strength steel plate at competitive price from our factory. Good service and quality products are available.

 

S315MC is a high-strength, low-alloy steel plate conforming to the EN 10149-2 standard. It is known for its excellent cold formability, high tensile strength, and suitability for applications like automotive components, construction, and bridge building. The "315" in the name refers to its minimum yield strength of 315 MPa.

 

 

EN 10149-2: 2013	S315MC
C	0.12 Max.
Mn	1.3 Max.
P	0.025 Max.
S	0.020 Max.
Si	0.50 Max.
Altot	0.015 Max.
Nb	0.09 Max.
V	0.20 Max.
Ti	0.15 Max.
Mo	–
Cu	–

 

 

EN 10149-2: 2013	Gauge	S315MC
Min. Yield strength ReH (N/mm²)		315
Tensile strength Rm (N/mm²)		390 – 510
Min. Elongation %	t < 3	20
Min. Elongation %	3 ≤ t < 5	24
Min. Elongation %	t ≥ 5	24
Min. bend test diameter	t < 5	0 t
Min. bend test diameter	t ≥ 5	0 t

 

Excellent toughness and ductility

This grade of steel boasts good toughness and superior low-temperature impact performance, which can meet the service requirements in complex environments.

 

Outstanding processing adaptability

It can undergo multiple cold bending, stamping and welding processes without easy occurrence of material cracking, making it ideal for the production of precision components.

 

Superior surface quality

After pickling treatment, the steel plate features a smooth surface, which facilitates coating adhesion and subsequent processing.

 

Automotive manufacturing: Used for chassis components, structural reinforcements and other parts. Its high strength and formability are utilized to reduce weight and enhance safety.

 

Construction machinery: Such as excavator booms, loader buckets and other components that withstand high loads and impact conditions

.

Warehousing equipment: Including shelves, conveyor structural parts, which require materials to have sufficient stiffness and durability.

 

General structural parts: Such as brackets, frames and other occasions that require good weldability and cost-effectiveness.

 

For cutting, flame cutting, plasma cutting or laser cutting can be adopted. Preheating is recommended to avoid hardening of the cut area.

During cold bending and stamping forming, pay attention to controlling the bending radius to prevent surface cracks.

It has good weldability and can be welded by common arc welding methods. It is recommended to use matching welding consumables and control the heat input.

For surface treatments such as painting or galvanizing, cleaning must be performed first to remove rolled scale and ensure adhesion.

 

Compared with ordinary carbon steel, S315MC can reduce material thickness under the same strength, achieving lightweight design. Its comprehensive performance reduces the probability of structural failure and extends product service life. Although the material cost is slightly higher than that of ordinary steel, the overall manufacturing cost can often be reduced through optimized design.

 

In practical use, it is recommended to evaluate material requirements according to specific application environments. For example, in low-temperature environments, it is necessary to verify whether the impact toughness is sufficient; in high-cycle fatigue applications, targeted tests should be conducted. Following the processing guidelines and maintenance recommendations provided by the material supplier helps maintain long-term performance stability.

 

Through reasonable composition and process design, S315MC high-strength structural steel achieves a balance between mechanical properties and service stability, and is suitable for various industrial fields. Its characteristics meet the requirements of modern manufacturing for material efficiency, reliability and economy.

 

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If you want to learn more about GNEE's products, you can send an email to info@gneesteels.com. We are more than happy to assist you.

 

What standard does S315MC comply with?

S315MC fully complies with the European standard EN 10149-2:2013, which specifies technical requirements for thermomechanically rolled high-yield-strength steels for cold forming.

 

What is the production process of S315MC?

It adopts thermomechanical rolling (TMR) technology. Through controlled rolling and cooling, the steel achieves refined grain structure, balancing strength, ductility and cold formability.

 

Can S315MC be cold-formed? What precautions should be taken?

Yes, it has excellent cold formability. Precautions:

Control the bending radius (recommended ≥1.5× material thickness for 180° cold bending) to avoid surface cracks;

No preheating is required for general cold forming (e.g., stamping, bending);

Avoid excessive repeated forming to prevent work hardening-induced brittleness.

 

What welding methods are suitable for S315MC?

It has good weldability, compatible with common welding processes such as arc welding (MIG/MAG, TIG), resistance welding and submerged arc welding.Recommendations: Use matching low-carbon welding consumables, control heat input (20-35kJ/cm), and no preheating is needed for plates ≤12mm.

 

What cutting methods are applicable to S315MC?

Common methods include flame cutting, plasma cutting and laser cutting. For thick plates (>12mm), preheating to 80-150℃ is recommended to avoid hardening of the cut edge.

 

Grades Of Carbon and Low-alloy High-strength Steels Supplied By GNEE
ASTM/ASME	ASTM A36/A36M	ASTM A36
	ASTM A283/A283M	ASTM A283 Grade A	ASTM A283 Grade B	ASTM A283 Grade C	ASTM A283 Grade D
	ASTM A514/A514M	ASTM A514 Grade A	ASTM A514 Grade B	ASTM A514 Grade C	ASTM A514 Grade E
		ASTM A514 Grade F	ASTM A514 Grade H	ASTM A514 Grade J	ASTM A514 Grade K
		ASTM A514 Grade M	ASTM A514 Grade P	ASTM A514 Grade Q	ASTM A514 Grade R
		ASTM A514 Grade S	ASTM A514 Grade T
	ASTM A572/A572M	ASTM A572 Grade 42	ASTM A572 Grade 50	ASTM A572 Grade 55	ASTM A572 Grade 60
		ASTM A572 Grade 65
	ASTM A573/A573M	ASTM A573 Grade 58	ASTM A573 Grade 65	ASTM A573 Grade 70
	ASTM A588/A588M	ASTM A588 Grade A	ASTM A588 Grade B	ASTM A588 Grade C	ASTM A588 Grade K
	ASTM A633/A633M	ASTM A633 Grade A	ASTM A633 Grade C	ASTM A633 Grade D	ASTM A633 Grade E
	ASTM A656/A656M	ASTM A656 Grade 50	ASTM A656 Grade 60	ASTM A656 Grade 70	ASTM A656 Grade 80
	ASTM A709/A709M	ASTM A709 Grade 36	ASTM A709 Grade 50	ASTM A709 Grade 50S	ASTM A709 Grade 50W
		ASTM A709 Grade HPS 50W	ASTM A709 Grade HPS 70W	ASTM A709 Grade 100	ASTM A709 Grade 100W
		ASTM A709 Grade HPS 100W
	ASME SA36/SA36M	ASME SA36
	ASME SA283/SA283M	ASME SA283 Grade A	ASME SA283 Grade B	ASME SA283 Grade C	ASME SA283 Grade D
	ASME SA514/SA514M	ASME SA514 Grade A	ASME SA514 Grade B	ASME SA514 Grade C	ASME SA514 Grade E
		ASME SA514 Grade F	ASME SA514 Grade H	ASME SA514 Grade J	ASME SA514 Grade K
		ASME SA514 Grade M	ASME SA514 Grade P	ASME SA514 Grade Q	ASME SA514 Grade R
		ASME SA514 Grade S	ASME SA514 Grade T
	ASME SA572/SA572M	ASME SA572 Grade 42	ASME SA572 Grade 50	ASME SA572 Grade 55	ASME SA572 Grade 60
		ASME SA572 Grade 65
	ASME SA573/SA573M	ASME SA573 Grade 58	ASME SA573 Grade 65	ASME SA573 Grade 70
	ASME SA588/SA588M	ASME SA588 Grade A	ASME SA588 Grade B	ASME SA588 Grade C	ASME SA588 Grade K
	ASME SA633/SA633M	ASME SA633 Grade A	ASME SA633 Grade C	ASME SA633 Grade D	ASME SA633 Grade E
	ASME SA656/SA656M	ASME SA656 Grade 50	ASME SA656 Grade 60	ASME SA656 Grade 70	ASME SA656 Grade 80
	ASME SA709/SA709M	ASME SA709 Grade 36	ASME SA709 Grade 50	ASME SA709 Grade 50S	ASME SA709 Grade 50W
		ASME SA709 Grade HPS 50W	ASME SA709 Grade HPS 70W	ASME SA709 Grade 100	ASME SA709 Grade 100W
		ASME SA709 Grade HPS 100W
EN10025	EN10025-2	EN10025-2 S235J0	EN10025-2 S275J0	EN10025-2 S355J0	EN10025-2 S355K2
		EN10025-2 S235JR	EN10025-2 S275JR	EN10025-2 S355JR	EN10025-2 S420J0
		EN10025-2 S235J2	EN10025-2 S275J2	EN10025-2 S355J2
	EN10025-3	EN10025-3 S275N	EN10025-3 S355N	EN10025-3 S420N	EN10025-3 S460N
		EN10025-3 S275NL	EN10025-3 S355NL	EN10025-3 S420NL	EN10025-3 S460NL
	EN10025-4	EN10025-4 S275M	EN10025-4 S355M	EN10025-4 S420M	EN10025-4 S460M
		EN10025-4 S275ML	EN10025-4 S355ML	EN10025-4 S420ML	EN10025-4 S460ML
	EN10025-6	EN10025-6 S460Q	EN10025-6 S460QL	EN10025-6 S460QL1	EN10025-6 S500Q
		EN10025-6 S500QL	EN10025-6 S500QL1	EN10025-6 S550Q	EN10025-6 S550QL
		EN10025-6 S550QL1	EN10025-6 S620Q	EN10025-6 S620QL	EN10025-6 S620QL1
		EN10025-6 S690Q	EN10025-6 S690QL	EN10025-6 S690Q1	EN10025-6 S890Q
		EN10025-6 S890QL	EN10025-6 S890QL1	EN10025-6 S960Q	EN10025-6 S960QL
EN 10149	EN 10149-2	S315MC	S355MC	S420MC	S460MC
		S500MC	S550MC	S600MC	S650MC
		S700MC	S900MC	S960MC
JIS	JIS G3101	JIS G3101 SS330	JIS G3101 SS400	JIS G3101 SS490	JIS G3101 SS540
	JIS G3106	JIS G3106 SM400A	JIS G3106 SM400B	JIS G3106 SM400C	JIS G3106 SM490A
		JIS G3106 SM490YA	JIS G3106 SM490B	JIS G3106 SM490YB	JIS G3106 SM490C
		JIS G3106 SM520B	JIS G3106 SM520C	JIS G3106 SM570
DIN	DIN 17100	DIN17100 St52-3	DIN17100 St37-2	DIN17100 St37-3	DIN17100 RSt37-2
		DIN17100 USt37-2
	DIN 17102	DIN17102 StE315	DIN17102 EStE315	DIN17102 TStE315	DIN17102 WStE315
		DIN17102 StE355	DIN17102 EStE355	DIN17102 TStE355	DIN17102 WStE355
		DIN17102 StE380	DIN17102 EStE380	DIN17102 TStE380	DIN17102 WStE380
		DIN17102 StE420	DIN17102 EStE420	DIN17102 TStE420	DIN17102 WStE420
		DIN17102 StE460	DIN17102 EStE460	DIN17102 TStE460	DIN17102 WStE460
		DIN17102 StE500	DIN17102 EStE500	DIN17102 TStE500	DIN17102 WStE500
		DIN17102 EStE285
GB	GB/T700	GB/T700 Q235A	GB/T700 Q235B	GB/T700 Q235C	GB/T700 Q235D
		GB/T700 Q275
	GB/T1591	GB/T1591 Q345A	GB/T1591 Q390A	GB/T1591 Q420A	GB/T1591 Q420E
		GB/T1591 Q345B	GB/T1591 Q390B	GB/T1591 Q420B	GB/T1591 Q460C
		GB/T1591 Q345C	GB/T1591 Q390C	GB/T1591 Q420C	GB/T1591 Q460D
		GB/T1591 Q345D	GB/T1591 Q390D	GB/T1591 Q420D	GB/T1591 Q460E
		GB/T1591 Q345E	GB/T1591 Q390E
	GB/T16270	GB/T16270 Q550C	GB/T16270 Q550D	GB/T16270 Q550E	GB/T16270 Q550F
		GB/T16270 Q620C	GB/T16270 Q620D	GB/T16270 Q620E	GB/T16270 Q620F
		GB/T16270 Q690C	GB/T16270 Q690D	GB/T16270 Q690E	GB/T16270 Q690F
		GB/T16270 Q800C	GB/T16270 Q800D	GB/T16270 Q800E	GB/T16270 Q800F
		GB/T16270 Q890C	GB/T16270 Q890D	GB/T16270 Q890E	GB/T16270 Q890F
		GB/T16270 Q960C	GB/T16270 Q960D	GB/T16270 Q960E	GB/T16270 Q960F
		GB/T16270 Q500

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