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QualityStandardPossible coatingsAlloy concept
HR2VDA 239-100UC, EG, GI, GA, AS, ZMNon IF or IF
Quality
Testing directionYield Point Re
(MPa)
Tensil Strength
Rm (MPa)
Elongation
A (in %)
Type 1
A50 (in %)
Type 2
A80 (in %)
Type 3
A50 (in %)
n10-20/Ag
Q180 – 290270 – 400≥ 34≥ 31≥ 30≥ 32≥ 0,16
Mechanical Properties
C
%
SiMn
%
P
%
S
%
Al
%
Ti
%
Cu
%
≤ 0,10≤ 0,50≤ 0,50≤ 0,025≤ 0,030≥ 0,015≤ 0,30≤ 0,20
Chemical properties

HR2 (drawing quality) according to VDA 239-100: The solution for more demanding forming processes

Steel grade HR2, defined in the VDA 239-100 standard, represents a further development compared to the basic grade HR0 and offers significantly higher formability. This hot-rolled steel is specially designed for applications that require more demanding forming processes and improved material properties. HR2 is preferred in industries where a balanced combination of strength and formability is required.

Properties of HR2
Thanks to optimized hot rolling processes, HR2 offers material properties that make it particularly suitable for more complex requirements:

Higher formability: Compared to HR0, HR2 enables more demanding forming processes such as deeper drawing or more precise bending processes.
Improved strength: HR2 achieves greater mechanical stability, which enables the production of components with medium to high loads.
Balanced microstructure: The hot rolling process ensures a homogeneous microstructure, which improves the forming properties and at the same time guarantees material resistance.
Wide range of processing options: HR2 can be easily welded, cut and punched, making it ideal for versatile manufacturing processes.

These properties make HR2 an excellent choice for components with medium requirements in terms of deformation and load-bearing capacity. HR2 is widely used where components have to meet higher technical requirements.

Comparison between HR0 and HR2 according to VDA 239-100
The hot-rolled steels HR0 (basic grade) and HR2 (drawing grade), as specified in the VDA 239-100 standard, represent two important grades, each with specific properties and areas of application. Both types of steel fulfill different requirements in industry, with HR2 representing a further development compared to the basic quality of HR0.

Formability:
HR0 – Offers basic formability that is sufficient for simple applications such as bending, punching or cutting. This grade is suitable for standard tasks where no deep drawing or precise forming processes are required.
HR2 – With higher formability, HR2 is designed for more demanding forming processes, such as deeper drawing or bending of more complex geometries. This property enables the production of components with higher forming requirements.
Strength:
HR0 – Meets basic mechanical strength requirements. This grade is suitable for applications with moderate loads and no high technical requirements.
HR2 – Has a higher mechanical stability and is therefore designed for components with medium to high loads. This makes HR2 more resilient and versatile in use than HR0.
Surface finish
HR0 – Has a typical, slightly rough surface that is sufficient for applications without decorative requirements. The surface quality is less suitable for use in visible areas.
HR2 – The hot-rolled surface structure is also retained with HR2. However, the material homogeneity is better with HR2, which creates the basis for more precise forming and coating processes.

Conclusion
HR2 (drawing grade) in accordance with the VDA 239-100 standard represents a robust, formable and cost-effective solution for more complex applications that require higher formability than the basic HR0 grade. HR2 offers ideal properties for versatile components, particularly in the automotive and mechanical engineering industries. A comparison with the cold-rolled drawing grade CR1 shows that HR2 is a more economical alternative for applications with less stringent precision and surface requirements, while CR1 is preferred for high-end requirements. Both steel grades complement each other perfectly in their respective areas of application.

Delivery Forms

Lieferform: Coil

Coil

Thicknesses: 1.50 – 20.00 mm
Widths: up to 2,070 mm

Lieferform: Spaltband

Slit Coil

Thicknesses: 1.50 – 20.00 mm
Widths: up to 2,000 mm

Lieferform: Tafeln und Zuschnitte

Sheets

Thicknesses: 1.50 – 20.00 mm
Widths: up to 2000 mm
Lengths: up to 6,000 mm

Alex Bachmann
Ihr Ansprechpartner

Alex Bachmann

+49 2841/60041 120

+49 173/7545333

Alex.Bachmann@ESB-Group.com

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Alex Bachmann
Your contact person
Alex Bachmann
Contact us
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