Washers avoid loosening or loss of tension between the parts assembled.
Washer is manufactured of carbon steel, it must be cold, after formed should be subjected to quenching and tempering treatment.
Galvanization of this piece is done hot according to standard ICONTEC 2076. Washers are properly treated after coating to avoid the attenuation for hydrogen.
The washer is placed between the jaws of a vise and is press up to compress completely. The free height of the washer, then remove it from the jaws, must be at least two thirds of the original height.
Galvanized: In accordance with standard hot ICONTEC 2076.
Marking: washers shall be marked with distinctive of the manufacturer.
Standard ICONTEC: NTC 19
Packaging: Carton box, content 500 units.