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Strcuture

The structural system behind B.E.S.D.® technology employs standard steel profiles, such as HE, IPE, UPN, commercial and flat C-profiles. Their thickness is never below 4 mm

Material
S355 JR electro-welded commercial steel

Finishes
■ cold galvanising
■ epoxy resin based paint
■ intumescent painting
■ powder coating
■ anti-rust treatments

Connections
All connections undertaken on-site require the use of bolts, nuts and washers having a strength class of 8.8 and/or 10.9 (high strength).
All welding operations are carried out in the workshop and are completed in compliance with the UNI EN ISO 3834 standard, including all subsequent integrations, and UNI 5132: 1974.

Compliance with regulations
■ M.D. of 14th January 2008 and subsequent additions
■ UNI EN 10025-1:2005: Part 1 and Part 2
■ Eurocode 3
■ UNI EN 1990
■ UNI EN 1991
■ ENS, ETAGS, ETAS for construction products connected to steel structures
■ UNI EN 1090
■ Ordinance of the PM no. 3274

Calculation procedures
■ verification of the Serviceability Limit State
■ verification of the Damage Limit Status
■ verification of the prior Damage Limit Status

Fire resistance category
B.E.S.D.® structures are suitable for constructing Class 1, 2, 3 and 4 building structures.
The B.E.S.D.® structures are suitable for constructing Level 2 and Level 3 edifices and structures according to current regulations.

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