PROTECTION 550 Material Datasheet

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Material Description

Material Number Material Name Standard Standard Status Country VDA 231-106 classification
PROTECTION 550 (Bisalloy Protection 550 : 2020-08) PROTECTION 550 Bisalloy Protection 550 : 2020-08 Valid Germany 1.1.1 1)
1) Remark: Low-alloy blast protection steel featuring low carbon and low manganese content in combination with a carefully controlled production process. The steel is a good combination of hardness, strength, fabrication and ballistic protection suitable for applications such as armoured vehicles, infrastructure protection and valuables transportation.

Mechanical Properties

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Tensile Strength [MPa] Yield Strength (0.2% offset) [MPa] Elongation A50 [%] Hardness HB | HBW
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Toughness Data (Impact)

Condition Nominal Size [mm] Temperature [°C] Specimen Shape Specimen Direction Notch Impact Energy [J]
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Welding and Joining

Procedure Welding and Joining - Evaluation
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Cross Reference

Material Name
ARMOUR VHH550
Armox 560T
Mars 550
Ramor 550
Sicherheitsstahl
Protection steel

Producer/Supplier/Trade names

Tradename Supplier
BISALLOY PROTECTION 550 steel Bisalloy Steels Group Limited, Unanderra