Washers
Plain washer GOST 11371-78
General-purpose flat washer. Equivalent to GOST 11371-78.

Thread diameter: M16-M30

Coating: hot-dip galvanizing, zinc-lamellar coating.
Plain washer for high-strength structural bolting, hardened and tempered
Washer for high-strength structural bolting for steel constructions. ISO 7415:1984.

Thread diameter: M16-M30

Coating: hot-dip galvanizing, zinc flake coating.
Plain washer for high-strength structural bolting, hardened and tempered
Washer for high-strength structural bolting for steel constructions of bridges. Equivalent to GOST R 53664-2009.

Thread diameter: M22-M27

Coating: hot-dip galvanizing, zinc flake coating.
Plain washers ЕN 14399-5:2005, Plain chamfered washers ЕN 14399-6:2005 System HR
Washer for high-strength structural bolting assemblies for preloading. ЕN 14399-5:2005, ЕN 14399-6:2005.

Thread diameter: M12-M30

Coating: hot-dip galvanizing, zinc flake coating.