Quard® plates are produced at NLMK Clabecq, where they are treated in a state-of-the-art Quenching and Tempering unit. The slabs used are supplied by the NLMK’s Lipetsk production site. Quard® abrasion resistant plates are delivered with hardness of 400 HB (Quard® 400), 450 HB (Quard® 450), 500 HB (Quard® 500), 550 HB (Quard 550) with thicknesses ranging from 3.2 mm to 64 mm and widths from 1,500 to 3,100 mm.
They are designed for construction and mining equipment’s (excavators, dump trucks, bulldozers, hoppers, mixers, etc.), as well as for machinery in very demand industries (recycling, agriculture, etc). The use of Quard® may result in product lifetime being more than tripled when compared to products made from standard grades of steel.
Quard is martensitic abrasion resistant steel, with an average hardness range from 400 - 550 HBW
Quard is recommended for the following application:-
* Mining & earthmoving machinery
* Crushing & pulverizing equipment
* Buckets, knives, crushers, feeders & screens
* Scrap Presses, skips, excavators & screw conveyors
* Road tipper & cement mixer drum