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How to remove rust from galvanized post

Cham1
Growing in Experience

How to remove rust from galvanized post

Hi ,

 

I have noticed that the top of the galvanized post in my retaining wall has rust . Can anyone please let me know how can i remove the rust ?

Thanks

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EricL
Bunnings Team Member
Bunnings Team Member

Re: How to remove rust from galvanized post

Hello @Cham1 

 

The good news is that it appears to surface rust only. I suggest sanding the surface until all the rust is gone. I then recommend using rust converter on the exposed steel. Once the rust converter has dried off wipe the surface clean until there is no greasy or oily residue. I recommend using White Knight 300g Cold Gal Silver Rust Guard Spray Paint to seal the surface. Please remember to cover the area with drop cloth to prevent over painting. I suggest using White Knight 300g Cold Gal Silver Rust Guard Spray Paint to paint over the exposed steel.

 

If you need further assistance, please let us know.

 

Eric

 

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Cham1
Growing in Experience

Re: How to remove rust from galvanized post

Thanks @EricL 

can i use the white vinegar to remove the rust ? also instead of the white knight 300g Cold Gal Silver rust guard can i use the Dulux 400g Metalshield Zinc Galv Spraypak Grey

Cham1_0-1768894565937.png

 

EricL
Bunnings Team Member
Bunnings Team Member

Re: How to remove rust from galvanized post

Hello @Cham1 

 

The vinegar is worth a try, but it all depends on how deep the rust layer is. My best advice is to use steel wool to scrub the surface and make sure to wash the entire area with water to neutralize the vinegar. Yes, you can use Dulux 400g Metalshield Zinc Galv Spraypak Grey as a cover spray.

 

Eric

 

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