Armox® 440T

General Product Description

Blast protection plate.

Armox® 440T combines excellent penetration and shock resistance. It offers vehicle designers new ways to increase protection using lighter weight designs.

Benefits of using Armox® 440T include:

Superior workshop properties
Optimized solutions
Perfect hardness/toughness balance, for combined penetration and blast protection
Expertise in ballistic protection from SSAB

Armox® 440T is not intended for further heat treatment.

Mechanical Properties

Hide/Show specific columns Edit

Select columns to display

Thickness (mmin)	Hardness (HBW)	Yield strength R_p0.2 (min MPaksi)	Tensile strength R_m (MPaksi)	Elongation A₅ (min %)	Elongation A₅₀ (min %)
4.0 - 30.00.157 - 1.1810	420 - 480	1100159	1250 - 1550181 - 224	10	12
30.1 - 50.01.185 - 1.968	420 - 480	1050152	1250 - 1550181 - 224	10	12
50.1 - 80.01.972 - 3.150	420 - 480	1000145	1250 - 1550181 - 224	10	12

Compare parameters

Select one parameter to compare

Hardness
(HBW)

Yield strength R_p0.2
(min MPaksi)

Tensile strength R_m
(MPaksi)

Elongation A₅
(min %)

Elongation A₅₀
(min %)

Thickness
(mmin)

4.0 - 30.00.157 - 1.1810

Hardness
(HBW)

420 - 480

Yield strength R_p0.2
(min MPaksi)

1100159

Tensile strength R_m
(MPaksi)

1250 - 1550181 - 224

Elongation A₅
(min %)

10

Elongation A₅₀
(min %)

12

Expand Collapse

Thickness
(mmin)

30.1 - 50.01.185 - 1.968

Hardness
(HBW)

420 - 480

Yield strength R_p0.2
(min MPaksi)

1050152

Tensile strength R_m
(MPaksi)

1250 - 1550181 - 224

Elongation A₅
(min %)

10

Elongation A₅₀
(min %)

12

Expand Collapse

Thickness
(mmin)

50.1 - 80.01.972 - 3.150

Hardness
(HBW)

420 - 480

Yield strength R_p0.2
(min MPaksi)

1000145

Tensile strength R_m
(MPaksi)

1250 - 1550181 - 224

Elongation A₅
(min %)

10

Elongation A₅₀
(min %)

12

Expand Collapse

Mechanical Testing

Brinell hardness test according to EN ISO 6506-1 on each heat treatment individual.

Charpy impact test according to EN ISO 148 on each heat and thickness from 6 mm.

Tensile test according to EN ISO 6892 on each heat and thickness.

Ultrasonic testing

According to EN 10160 Class E₃S₃.

Impact Properties

Hide/Show specific columns Edit

Select columns to display

Thickness (mmin)	Min impact energy for transversal testing, Charpy V 10x10 mm test specimen ¹⁾
4.0 - 80.00.157 - 3.150	45 J / -40 °C33 ft-lbs / -40 °F

Compare parameters

Select one parameter to compare

Min impact energy for transversal testing,
Charpy V 10x10 mm test specimen ¹⁾

Thickness
(mmin)

4.0 - 80.00.157 - 3.150

Min impact energy for transversal testing,
Charpy V 10x10 mm test specimen ¹⁾

45 J / -40 °C33 ft-lbs / -40 °F

¹⁾ Average of three tests. Transverse to rolling direction. Single value min. 70% of specified average. For plate thicknesses under 12 mm sub-size Charpy-V specimen are used. The specified minimum value is then propotional to the specimen cross-section.

Chemical Composition (ladle analysis)

Hide/Show specific columns Edit

Select columns to display

C^*) (max %)	Si^*) (max %)	Mn^*) (max %)	P (max %)	S (max %)	Cr^*) (max %)	Ni^*) (max %)	Mo^*) (max %)	B^*) (max %)
0.21	0.50	1.20	0.010	0.003	1.0	2.50	0.70	0.005

Compare parameters

Select one parameter to compare

Si^*)
(max %)

Mn^*)
(max %)

P
(max %)

S
(max %)

Cr^*)
(max %)

Ni^*)
(max %)

Mo^*)
(max %)

B^*)
(max %)

C^*)
(max %)

0.21

Si^*)
(max %)

0.50

Mn^*)
(max %)

1.20

P
(max %)

0.010

S
(max %)

0.003

Cr^*)
(max %)

1.0

Ni^*)
(max %)

2.50

Mo^*)
(max %)

0.70

B^*)
(max %)

0.005

Expand Collapse

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

Tolerances

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

Thickness

Tolerances according to Armox® Thickness Guarantees.

Armox® Guarantees meet the requirements of EN 10029 Class C, but offers narrower tolerances.

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.

Get datasheet by email

General Product Description

Mechanical Properties

Select one parameter to compare

Comparison

Mechanical Testing

Ultrasonic testing

Impact Properties

Select one parameter to compare

Comparison

Chemical Composition (ladle analysis)

Select one parameter to compare

Comparison

Tolerances

Thickness

Length and Width

Shape

Flatness

Surface Properties

Delivery Conditions