Ramor® 450

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General Product Description

Combines ballistic properties with impact toughness.

Ramor™ 450 is a medium-hard protection plate combining ballistic properties with impact toughness, at 8‑16 mm (0.315‑0.630″) thick and 400‑480 HBW. Ramor 450 is not intended for further heat treatment.

Mechanical Properties

Ramor 450

Thickness
(mmin)
8.00 - 16.003.15 - 6.299
Hardness
(HBW)
400 - 480
Yield strength Rp0.2
(min MPa)
1000
Tensile strength Rm
(min MPa)
1150
Elongation A5
(min %)
8

Impact Properties

Thickness
(mmin)
Thickness
(mmin)
8.00 - 16.003.15 - 6.299

1) Impact testing according to EN ISO 148, 1 test/20 ton and transverse to rolling direction. Average value of three tests. Single value min. 70% of specified average.

Chemical Composition (heat analysis)

Si
(max %)
Si
(max %)
0.70
Mn
(max %)
1.50
P
(max %)
0.015
S
(max %)
0.010
Cr
(max %)
1.00
Ni
(max %)
2.0
Mo
(max %)
0.70
B
(max %)
0.005

Tolerances

More details are given on www.ssab.com.

Thickness

Product Type
Product Type
Plate
Thickness
(mmin)
8.00 - 14.93.15 - 5.87
Tolerance
(mm)
- 0.0 / + 1.0
Product Type
Product Type
Plate
Thickness
(mmin)
15.0 - 24.95.91 - 9.80
Tolerance
(mm)
- 0.0 / + 1.1

Length and Width

According to SSAB’s dimension program.

  • Tolerances conform to EN 10 029 or to SSAB’s standard after agreement.
  • Dimensional tolerances for plate with mill edge according to special agreement. 

Shape

Tolerances according to EN 10 029.

Flatness

Tolerances according to SSAB’s flatness tolerances which are more restrictive than EN 10029 Class N (steel type L). 

Surface Properties

Delivery Conditions

Ramor is delivered in quenched condition.