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Fasteners & Hardware

DIN 6916 Hardened Round Washer

FLOK supplies DIN 6916 hardened round washers: diameter 13–66 mm, thickness 3–6 mm, steel, stainless steel, coatings — zinc-plated, chromated.

The hardened washer, manufactured in accordance with the German standard DIN 6916, is a flat disc with a hole in the center. The product has enhanced strength characteristics. The main purpose of this fastener is to ensure a tight and reliable connection of steel structures as part of a pre-tensioned threaded fastening assembly.

The hardened high-strength washer is fitted under the bolt head to expand the pressure zone when the fastener is tightened, protecting the joined surfaces from deformation and damage. It is used together with bolts, screws, studs and nuts with a high property class and metric thread matching the size of the washer’s central hole.

Technical specifications of the DIN 6916 hardened round washer

High-strength washers are produced in various size ranges. The inner bore ranges from 13 to 37 mm, outer diameter — 24–66 mm, thickness of the products — from 3 to 6 mm.

High-strength steel grades, both plain and with a protective anti-corrosion coating, are used as raw materials for manufacturing fasteners of this category. This may be hot-dip or electroplated zinc coating, as well as chromating, which gives the products a yellow color.

To purchase DIN 6916 hardened round washers, contact us in any convenient way. FLOK supplies the full range of these hardware products wholesale and retail.

Washer dimensions: inner diameter from 13 to 37 mm, outer diameter from 24 to 66 mm, thickness from 3 to 6 mm.

Materials:

  • Steel
  • Coated steel: yellow chromating, hot-dip zinc coating
  • Stainless steel
  • Non-ferrous metals, alloys, plastic
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