EN 14399 DIN 6914 ISO 7412 DIN 7990 Heavy Structural Bolt
Yokelink Structural Bolts are a specialized heavy type of hex bolt intended for use in large structures, such as buildings and bridges.This bolt is designed to withstand the loads of steel-to-steel structural connections. They contain a flat, washer-faced bearing surface and a chamfered thread point. Galvanized plating protects the bolt from corrosion; typically used in outdoor applications.
The EN 14399 standard has been developed for high strength prestressed fasteners.The screws, nuts and washers composing the HV sets can be found in parts 4 and 6 of this standard. In compliance with the European standard, hot dip galvanized HV nuts are always treated with a special molybdenum disulphide lubricant giving this characterisƟ c black color. An HV set consists of the following elements: • 1 HV 10.9 hexagon head screw, hot-dip galvanized, in accordance with EN 14399–4 • 1 hexagonal nut HV 10, hot-dip galvanized, in accordance with standard EN 14399–4 • 2 HV 300–370 HV washers, hot-dip galvanized, in accordance with EN 14399–6
Hot Forging Bolt
We make Hot Forming/Forged Bolts through the Screw Forging and Hot Head Forging Machines.
The Hot Forming mostly done for Bolts having bigger diameter, longer length or special Head shape...
