Ramor® 550
Download data sheet
Download data sheet
The ballistic protection steel with extra-high hardness.
Ramor® 550 is a ballistic protection steel of extra-high hardness, available in thicknesses of 3.0 ‑ 15.0 mm (0.118‑0.591″) and hardnesses of 540‑600 HBW.
Ramor® 550 is available as cut-to-length sheet in thicknesses of 3.0 ‑ 6.0 mm (0.118‑0.236″) and as plate in thicknesses of 6.0 ‑ 15.0 mm (0.236‑0.591″). Delivered in quenched condition, Ramor® 550 is not intended for further heat treatment.
Brinell hardness test according to EN ISO 6506-1 on each heat treatment individual/coil.
Hardness is measured on a milled surface 0.012 - 0.079" below plate surface.
The steel is grain-refined. Phosphorous and sulphur are not intentionally alloying elements.
More details are given on www.ssab.com.
Sheets are delivered with mill edges cut as standard.
Plate delivered according to SSAB’s dimension program.
Tolerances according to EN 10029 for plate and according to EN 10051 for sheet.
Tolerances according to SSAB’s flatness tolerances which are more restrictive than EN 10 029 Class N (steel type L) and EN 10 051.
According to EN 10163-2 Class B Subclass 3.
Ramor is delivered in quenched condition.