Nonferrous Metals GB/T 22795-2008 External Forced Expansion Anchor Bolt-Type WP
Product details
External Forced Expansion Anchor Bolt-Type WP are a high-level construction and industrial fastening technology product, specifically designed to meet the needs of extremely high bearing capacity and stability. This type of expansion anchor achieves a strong mechanical connection to the substrate through its unique external expansion principle and is suitable for a variety of hard materials, including but not limited to concrete, masonry and rock.
Functional Characteristics
- Main structure: generally made of high-strength steel, with good tensile and shear properties; The ends are fitted with specially designed expansion devices such as conical sleeves, expansion claws or spring-loaded expansion rings.
- Expansion elements: These elements gradually expand outward during bolt tightening to increase the contact area with the hole wall and the holding force.
- Durability of the anti-corrosion coating: galvanized, nickel-plated or other anti-rust treatment layer to protect the bolt from corrosion.
Application
- Construction industry: Suitable for fixed ceiling fans, lamps, cabinets, air conditioning units and other heavy interior decoration.
- Industrial setup: For the installation of heavy machinery, conveyor systems, tank legs and line equipment.
- Public projects: as a key fixed means in the construction and maintenance of Bridges, tunnels, airport runways and highway signs.
- Civil engineering: Used in residential and commercial buildings to strengthen balconies, stair railings, anti-theft door and window frames and other structures.
