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Material
Hardox®
Abrasion-resistant quenched and tempered steel manufactured by SSAB, designed for extreme wear applications.
Hardox® is the world's leading abrasion-resistant steel, manufactured by Swedish steelmaker SSAB. Available in grades from 400 to 600 HBW (Brinell hardness), Hardox® combines extreme hardness with excellent toughness and weldability.
In excavator attachments, Hardox® is used for wear plates, cutting edges, and high-impact areas. The most common grades are:
- Hardox® 400: General-purpose wear resistance (400 HBW)
- Hardox® 450: Enhanced wear resistance for demanding applications (450 HBW)
- Hardox® 500: Extreme wear resistance for quarry and mining (500 HBW)
- Hardox® HiTuf: Maximum impact resistance with good wear properties
Sieruta Attachments uses genuine Hardox® steel with full material traceability and SSAB certificates.