S690QL High Strength Steels & Construction steels

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S690QL High Strength steel

S690QL is a quenched and tempered steel for structural applications (trailers, machinery, agricultural applications).

The high mechanical strength (min. 690 N/mm²) allows significant weight savings compared to conventionnal structural steels.

Consult us for plates or custom-made parts.

Standardized steel: EN10025-6

Mechanical properties :

Thickness Re (MPa) Rm (MPa) A%
4 – 50 mm 690 770-940 14
> 50 – 100 mm 650 760-930 14
> 100 – 120 mm 630 710-900 14

Impact Energy (Minimum value according to EN10025-6):

Temperature Longitudinale Dir.
Transversale Dir.
-40°C 40 J 30 J

Typical chemical composition (% Max) :

C Mn Si Cr Mo P S V Ni Cu Al
0.20 1.60 0.50 1.50 0.60 0.02 0.010 0.080 1.0 0.50 0.02 à 0.05

Fine-grained steel.