Hexagonal Bolts and Nuts
Hex bolts and nuts also called galvanized bolts and nuts, and hot dip galvanized bolts and nuts, are used on power transmission lines, and overhead power lines.
hex bolt and nut are hot forged. The steel rod is heated to red-hot by the electric stove, then the red rods are punched into the hexagon head. The screw is made by a rolling machine.
The hex bolt and nut raw material is a steel rod, The popular diameter of the hex bolt and nut is 1/2’’, 5/8’’, and 3/4’’ while the thread is 100mm-400mm range.
The surface treatment for the hex bolt and nut is hot-dip galvanization. The thickness reaches 43 microns according to standard ISO1461.
The packing for hex bolts and nuts is in cartons or woven bags. The cartons and bags are packed on the wooden pallet.