M18 Form A Flat Washer (Standard), Metric, HV140 Steel HDGV Galvanised, DIN 125 A

Corrosion Resistant Form A Washer

Corrosion resistant Form A washer designed to sit under bolt heads and nuts to reduce surface damage and help maintain reliable clamp load. Manufactured from HV140 (HDGV) galvanised steel to DIN 125A

Hot dipped galvanised ‘Form A’ washers offer a good level of corrosion protection and designed for use with galvanised nuts and bolts. Its standard design makes it suitable for a wide range of construction, engineering, fabrication, maintenance and assembly projects.

Whether you're assembling metal frameworks, securing brackets, carrying out machinery maintenance or general construction work, the Form A flat washer provides a reliable bearing surface to protect the material.

M18 Form A Washer Technical Specifications

• Thread size (TD): M18
  
• Outside diameter (D): 34mm max
  
• Internal diameter (ID): 19mm
  
• Washer thickness (T): 3.3mm max
  
• Material: Hot dipped galvanised steel (HDGV)
  
• Finish: Galvanised
  
• Standard: DIN 125A
  
• Washer type: Flat washer
  
• Form: Form A

Part of a larger range of flat washers form Fusion Fixings.

Frequently asked questions about Form A washers

Can I buy just one washer?

Yes, you can buy just one washer or as many as you need to get the job done, with bulk price discounts.

Why Use Form A DIN 125A Flat Washers?

Flat washers are an important component and often overlooked as the bolt head or nut can apply pressure directly to the material surface and damage it. The washer spreads the load over a larger area reducing possible damage.

What are Form A flat washer used for?

Form A flat washers are used with bolts, nuts and threaded fixings to distribute the clamping load over a larger surface area which helps to prevent damage to the material surface

Are (HDGV) galvanised washers suitable for outdoor use?

Yes, hot dipped galvanised washers (HDGV) offer good corrosion resistance which sees them widely used for many applications, both internally and externally.

Can I use a galvanised steel washers with stainless steel bolts?

It’s always advised that fixings are manufactured form the same material. In damp or corrosive environments, contact between dissimilar metals can increase the risk of galvanic corrosion.

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