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QualityStandardMaterial No.Available coatings
HX260BDDIN EN 103461.0924+Z, +ZA, +ZF, +ZM, +AZ, +AS
Quality
Testing directionYield strength Rp02
(MPa)
Bake-Hardening-
Index
BH2
Tensil Strength
Rm (MPa)
Elongation
A80 (in %)
Q260 – 32030360 – 440≥ 28
Mechanical Properties
C
%
Si
%
Mn
%
P
%
S
%
Al
%
Nb
%
Ti
%
≤ 0,10≤ 0,50≤ 1,00≤ 0,10≤ 0,030≥ 0,010≤ 0,09≤ 0,12
Chemical properties

The hot-dip galvanized steel HX260BD in accordance with the EN 10346 standard is a specialized bake-hardening steel (BH steel) that combines optimum cold forming properties with a subsequent increase in strength. Under the material number 1.0926, HX260BD has a minimum yield strength Rp0.2 of 260 N/mm² in its initial state. The bake-hardening effect comes into play for the first time during the paint hardening process in the furnace – at around 170 °C for around 20 minutes: the yield strength can be increased by typically 30-50 N/mm² without impairing the original ductility. At the same time, hot-dip galvanizing in accordance with EN 10346 gives the material homogeneous, long-lasting corrosion protection, which ensures efficient rust prevention throughout the vehicle life cycle.

Properties

HX260BD is characterized by a balanced profile:

Bake-hardening effect:
After heat treatment in the paint oven, the minimum yield strength increases by 30-50 N/mm² to around 310 N/mm². This gain increases the resistance to permanent deformation, while the springback remains minimal.
Hot-dip galvanizing in accordance with EN 10346:
The continuous dipping process transfers the coils in a liquid zinc bath and then cools them in a controlled manner. This creates a dense, homogeneous zinc coating that offers long-term corrosion protection even in aggressive environments. By selecting different coating alloys (+Z, +ZF, +ZA, +ZM, +AZ, +AS), the adhesion, passive protection and temperature resistance of the coating can be adapted to specific requirements.

Applications

In the automotive industry, HX260BD plays a central role in components that are first embossed in a soft state and then hardened in a paint oven. Typical areas of application are

Door intrusion beams and B-pillars: High crash performance thanks to subsequent increase in strength.
Mudguard and engine compartment structures: Combination of narrow deep-drawn contour and increased rigidity after bake-hardening.
Side-impact beams and crash boxes: Improved energy absorption and reduced vehicle mass through targeted increase in strength.

Thanks to the first-class cold formability, low springback and the bake-hardening effect, components can be developed that offer greater rigidity and improved safety in the finished vehicle.

Conclusion

The hot-dip galvanized steel HX260BD (1.0926) in accordance with EN 10346 combines excellent formability with a controllable bake-hardening effect and long-lasting corrosion protection. This material is predestined especially for the automotive industry to produce highly complex car body components with optimized crash performance and corrosion resistance. The combination of targeted strength increase in the oven and reliable zinc coating makes HX260BD a future-proof solution for modern vehicle concepts.

Delivery Forms

Coil

Thicknesses: 0.50 – 3.00 mm
Widths: up to 1,970 mm

Lieferform: Spaltband

Slit Coil

Thicknesses: 0.50 – 3.00 mm
Widths: up to 1,000 mm

Lieferform: Tafeln und Zuschnitte

Sheets

Thicknesses: 0.50 – 3.00 mm
Widths: up to 1,970 mm
Lengths: up to 6,000 mm

Maik Gretz
Ihr Ansprechpartner

Maik Gretz

+49 2841/60041 130

+49 151/12409451

Maik.Gretz@ESB-Group.com

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Maik Gretz
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Maik Gretz
Contact us
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