DIN 7999 / EN 14399-8 – HV fit screws for structures
HV bolts for prestressed connections with an enlarged head are characterized by high quality and reliability. They are referenced in DIN 7999 and EN 14399-8 standards. Made of 10.9 grade steel and protected with a hot-dip galvanized (HDG) coating, these bolts are an essential element in modern construction. Thanks to the use of appropriate materials and technology, HV bolts ensure durability and structural stability, making them an ideal choice for a variety of structural engineering applications.
Key benefits: HV shoulder screws
- High strength – made of 10.9 grade steel, they guarantee high load-bearing capacity under heavy loads.
- Connection stability – the enlarged head ensures perfect seating, which significantly increases the durability of the connections.
- Corrosion protection – hot-dip zinc using HDG technology effectively protects against the effects of unfavorable weather conditions.
- Ease of installation – well-thought-out design facilitates quick installation in various construction applications.
- Versatility – ideal for use in steel structures and fastening prefabricated building elements.
Specification
| Standard | DIN 7999, EN 14399-8 |
|---|---|
| Material | Grade 10.9 steel |
| Coating | Hot-dip zinc (HDG) |
Application and compatibility
HV prestressing bolts are ideal for a variety of construction projects, including steel structures and precast elements. They provide exceptional stability, which is crucial for high loads. Their versatility makes them a standard across many industries, including civil engineering, where reliable connections are paramount.
FAQ – Frequently Asked Questions
What are the advantages of HV bolts for prestressed connections?
HV screws provide high strength and connection stability, making them an ideal choice for structures requiring reliability.
Are DIN 7999 / EN 14399-8 screws corrosion resistant?
Yes, thanks to the hot-dip zinc coating (HDG), these screws have high corrosion resistance, which ensures their durability in harsh conditions.
Where can HV shoulder screws be used?
These screws are versatile and can be used in a variety of building applications and structural fastenings, offering maximum stability and strength.








