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 0.197" and 0.591", and not intended for further heat treatment.

Mechanical Properties

Thickness (inmm)	Hardness (HRC)
0.197 - 0.5915.0 - 15.0	55 - 60

Thickness
(inmm)

0.197 - 0.5915.0 - 15.0

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 (heat analysis)

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

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.