In general, washers are made from the same material as the screw to avoid any risk of galvanic corrosion.
Below we summarize the main characteristics of washers according to the material used in their manufacture.
Zinc-plated steel washers: These have a zinc coating that makes them moderately resistant to corrosion. They're silver.
Bichromate washers: These also receive a surface treatment that protects them from corrosion. They're golden.
Phosphate...
flat washer
Internal diameter: 1.77 mm - 24 mm
External diameter: 4 mm - 39 mm
Thickness: 0.3 mm - 8 mm
See the other products
Nestinox B.V.
Nestinox B.V.
elastic washer
Internal diameter: 4.5 mm - 252 mm
External diameter: 9.5 mm - 400 mm
Thickness: 0.05 mm - 4 mm
... Waved Washer Springs Emmotts have over the years gained an enviable reputation for their manufacturing capabilities for waved washers and are a world leader in the supply to the electric motor industry. Whilst these ...
spring washer
Thickness: 0.1 mm - 0.5 mm
... Precision stamping: Material : Spring steel, Phospher copper, berrylium copper, stainless steel 301, 304, 316 Thickness : 0.1-0.5mm Coating: Nickel, chrome, tin, gold, siliver Packing: PE bag or PVC tray ...
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