Armox® 620T

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General Product Description

SSAB’s toughest, ultra-hard protection plate.

Armox® 620T is a new member of SSAB’s appliqué armor family. Armox® 620T is for use where component weight reduction is essential.

It is available in thicknesses between 5 and 15 mm, and not intended for further heat treatment.

Mechanical Properties

Thickness
(mmin)
Thickness
(mmin)
5.0 - 15.00.197 - 0.591
Hardness
(HRC)
55 - 60

Mechanical Testing

Rockwell hardness test EN ISO 6508-1. Each treatment individual.

Ultrasonic testing

According to EN 10160 Class E3S3.

Chemical Composition (ladle analysis)

C *)
(max %)
C *)
(max %)
0.46
Si *)
(max %)
0.70
Mn*)
(max %)
1.00
P
(max %)
0.010
S
(max %)
0.003
Cr*)
(max %)
1.0
Ni*)
(max %)
2.5
Mo*)
(max %)
0.60
B*)
(max %)
0.005

The steel is grain-refined. *) Intentional alloying elements.

Tolerances

More details are given in SSAB brochure Armox® Guarantees or on www.ssab.com.

Thickness

Length and Width

Tolerances conform to EN 10029 or to SSAB´s standard after agreement.

Dimensional tolerances for plate with mill edge according to special agreement. 

Shape

Tolerances according to EN 10029.

Flatness

Tolerances according to Armox® flatness guarantees, which are more restrictive than EN 10029 Class N (steel type L).

Surface Properties

According to EN 10163-2 Class B, Subclass 3.

Delivery Conditions

The delivery condition is QT (Quenched and Tempered).

Delivery requirements can be found in SSAB’s brochure Armox® Guarantees or www.ssab.com.