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

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 %)	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.