Mangangitter - MGT GmbH

Security Bars made of Austenitic Manganese Steel
For customized window and door gratings
Customized security bars in consideration of security-relevant requirements and standards
Austenitic Manganese Steel X120Mn12 / 1.3401 (‘Hadfield Steel’)
• Composition: ca. 1 - 1,2 % Carbon, 12 – 14% Manganese
• Austenitic structure
• Tough, break-resistant, and good resistance to wear
• High work-hardening capacities (surface hardness up to 600 HB)
• Ideal solution for wear stress resulting from strong impact or compressive load
Preparations and Production
• Inspection of construction site
• Gathering measurements on-site
• Enclosing frame, vertical and round rods in different sizes and dimensions
• Vertical rods welded on one or both sides
• Execution of weld according to DIN EN ISO 13920 BF
• Corrosion protection as per DIN EN ISO 1461 (hot-dip galvanizing)
Installation
• Accurate fitting and welding
• Treatment and cold galvanizing of welding points as per DIN EN ISO 1461
• Installation done by experienced staff
Reference Projects
Security bars in various prisons, juvenile prisons, forensic hospitals, police stations, court facilities, and further institutions in Germany
and abroad:
Prison Frankfurt am Main
Prison Hamburg-Billwerder
Prison Stuttgart
Prison Hannover
Prison Brandenburg
Juvenile Prison Halle
Juvenile Prison Raßnitz
Forensics Essen
Forensics Viersen
Police Station Rostock
Police Academy Oranienburg
Dicstrict Court Halle
Federal Intelligence Service BND Berlin
Prison Vendin-le-Vieil, France
Prison Annœullin, France
Prison Réau, France
Prison Nantes, France
Prison Poitiers-Vivonne, France
Prison Rennes, France
Prison Bourg-en-Bresse, France
Prison Alençon, France
Prison Le Mans, France
Further Options
• Customized bars made of steel, stainless steel, armor
steel, aluminum and other metals available upon request
www.mgt-mv.de