Products → HV Bolts EN 14399
Stafa is the European supplier of HV bolts. Stafa has access to a large stock of structural bolts which meet the current international standards.
The ‘HV’ mark comes from the German term ‘Hochfest Vorgespannt’. This refers to a HV preloaded bolt, applied in a bolt/nut/washer assembly according to the EN 14399/4-6 standard. These bolt connections are used in preloaded steel constructions. Stafa guarantees that bolt/nut/washer assemblies are supplied in accordance with the specifications for the standard.