Nov 19, 2025 Leave a message

What is equivalent to S650MC material?

The S650MC High Yield Structural Steel Plate possesses superior strength and tolerance due to its excellent mechanical properties, especially high yield strength. The s650mc material possesses a very high yield strength of 650 MPa, which helps to enhance the load bearing capacity of the module, without putting any additional pressure. The material is available in different forms, shapes, and sizes, and they can be customized according to the requirements specified by the clients. They are also offered in different finishes according to the environments where it will be used.

 

S650mc Steel Equivalent

 

Equivalent grades are DIN 1.8976, ISO Fe4650, and EN 1.8976.

 

S650mc Mechanical Properties

 

Elongation

tensile strength

180°bend

Yield Strength(MPa)

10

700-880

d=2a

650

 

Chemical Composition of S650MC plates

 

C

Mo

S

B

Mn

Si

Alt

P

Nb

V

Ti

≤0.12

≤0.50

≤0.015

≤0.005

≤2.00

≤0.60

≤0.015

≤0.025

≤0.09

≤0.20

≤0.22

 

 

Hot rolled micro-alloyed steel S650MC

The advantages of S650MC material would include:

Good formability, which means the material can be given different types of shapes.

Excellent welding performance. The material can be welded easily using standard procedures.

It possesses good toughness especially at low temperatures

The material possesses high strength, like high yield strength of 650 MPa and high tensile strength, which ranges between 700-800 MPa.


The primary disadvantage of the material is its limitation when it comes to the available plate thickness.

 

Hot-rolled micro-alloyed steel S650MC – Technical overview

 

Hot rolled micro-alloyed steel S650MCHot rolled micro-alloyed steel S650MC, manufactured in accordance with DIN EN 10149-2, is a state-of-the-art material developed for demanding applications in the automotive and mechanical engineering industries. This steel offers an exceptional combination of high strength and good formability, making it ideal for components that require both structural integrity and precise forming. The optimization of the micro-alloying elements and the targeted heat treatment make it possible to achieve a high yield strength while maintaining controlled formability.

 

S650MC, also known as material no. 1.8976, is characterized by its superior mechanical performance. The old designation QStE650TM is still known among experts, although the current nomenclature S650MC enables a clear classification of the properties and areas of application. The steel achieves a yield strength of around 650 MPa in the quenched and tempered state, which makes it ideal for highly stressed components. At the same time, it offers excellent weldability and machinability, ensuring efficient integration into modern production processes.

 

S650MC is manufactured under strictly controlled process parameters that ensure a homogeneous microstructure. State-of-the-art rolling technologies and precise heat treatment processes are used to achieve a fine-grained microstructure that ensures an optimum combination of strength and ductility. These properties make S650MC a preferred material for the production of vehicle bodies, load-bearing structural components and other highly stressed components where both safety and durability are of key importance.

 

In addition, the high microalloy quality enables excellent adaptation to specific requirements. For example, targeted process adjustments can be made to optimize both strength and formability to meet the diverse needs of modern industries. With its robust performance and ability to withstand high mechanical loads, S650MC is a key material for innovative and safe designs.

 

Overall, the hot-rolled micro-alloyed steel S650MC – based on DIN EN 10149-2 – offers an excellent material solution that meets the increasing requirements for strength, formability and workability in modern industry. Customers benefit from a reliable, high-quality material that can be used flexibly in numerous applications.

 

Request A Quote

 

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.

 

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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