NLMK Europe Plate

NLMK Europe Plate

Rue de Clabecq 101, 1460 ITTRE (Belgium)

High protection HBW 400 steel - Quardian 400

High protection HBW 400 steel - Quardian 400

High protection HBW 400 steel integrates exceptional properties in ballistic resistance with high strength and an average hardness of 400 HBW.

This protection plate steel is used in the applications such as HBW 400 steel guardhouses, HBW 400 steel vehicle hull, blast protection, and shelters etc. It complies toNFA 36-800 –CLA, EN 1522, VPAM PM 2007.

High protection HBW 400 steel (Quardian 400) is supplied in the following range:

Thickness: 4 - 40 mm

Width: 1500 - 3100 mm

NLMK Clabecq carries on the extension of its dimensional program of Quardian 400 in order to propose quickly a thickness range from 3.2 to 65 mm.

Technical Characteristics:

High protection HBW 400 (Quardian 400) is delivered as quenched and tempered

Hardness Guarantee:

  • HardnessHBW = 360 - 440

Note:Brinell hardness test, HBW according to EN ISO 6506-1, is performed 1 - 2 mm below the plate surface once per heat treatment individual

Other mechanical properties (minimum values)

  • Charpy V Impact toughness according to EN 10045-1o30J (longitudinal at -40 °C)

  • Yield Strength(MPa)900

  • Tensile properties (MPa)1100-1480

  • Elongation A5(%)10

Note: Average of 3 tests. Single value min 70% of specified average. Thickness sub sized Charpy V specimen have been used.

 

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