Hexagon-head flange bolt DIN6921
Description:
The DIN6923 is the flange nut, the same as the flange bolt head.
Equivalent standard:
De Standard DIN: DIN EN 1665
European standard EN: EN 1665
Hexagon-head flange bolt, as a particularly common industrial equipment and appliance used in the industry, because of its decoration precision endurance and strong characteristics, get
In widespread use, it was widely used on road and railway bridges, which also include industrial and civil buildings, and cranes. Excavator pen heavy duty Mechanical.
Hexagon-head flange bolt is composed of hexagon head and flange surface, its "support area and stress area word ratio" is greater than the ordinary hexagonal head bolt, so this bolt can withstand higher pre-tension force, prevent loosening performance is better, so it is widely used in dry automobile engine, heavy machinery and other products
On, the hexagon head head with holes, with slot bolts, when used, the bolts can be locked by mechanical methods, reliable protection against loosening.
