Washer enlarged galvanized 3 DIN9021

One of the most common types of washers is the flat washer. The enlarged galvanized washer 3 DIN9021 is used in conjunction with other hardware. These can be bolts, screws, screws, etc. The product is widely used not only in construction, but also in many areas of mechanical engineering. The production of flat washers is based on cutting them out of sheet metal. In addition, the product can be made of bar metal by turning.

Features and Applications of Flat Washers

Flat washers in accordance with GOST 11371-78 are intended for use in threaded connections with diameters of fasteners (bolts, screws, pins, studs, etc.) from M1 to M48.

Flat washers in accordance with GOST 11371-78 are produced in two versions:

Version 1 - with smooth outer edge

Version 2 - with a chamfer on the outer edge (possible for washers with an inner hole diameter of more than 5 mm)

Steel grades for flat washers

Can be made of carbon steels:

Steel 3, Steel 3kp, Steel 5, Steel 5kp, Steel 08kp, Steel 10 - of normal strength for general machine-building applications.

Steel 40, Steel 45, with subsequent heat treatment - increased strength - are intended for use with high-strength fasteners of strength classes 8.8 and 10.9.

Among the varieties of washers, one can often find such an element as an enlarged flat washer. Also, products can be made in other versions: ordinary, reduced or extra large. Larger flat washers are more effective in relieving pressure on the seating surface. This prevents damage to fasteners or joint materials.

Galvanized flat washers are less susceptible to corrosion and stay in good condition longer. Galvanizing can be of various thicknesses, but our company supplies galvanized flat washers with galvanized thickness in two versions - 6 microns and 9 microns. Galvanized washers are slightly more expensive than black washers, but they can be used in more severe conditions, therefore, galvanized washers are widely used among consumers who use washers in a humid environment or an environment not protected from the influence of weather conditions.

 You can buy the Washer increased galvanized 3 DIN9021 from us at the most favorable price in Ukraine. A wide range of products allows us to quickly and efficiently fulfill any orders, helping to complete any construction work on time.