As John says spray afterwards with a zinc based paint.
Rustoleum makes a spray just for this:
http://rustoleum.com/CBGProduct.asp?pid=36
Bob
K6UJ
On Mar 18, 2012, at 11:50 AM, John Lemay wrote:
> Mike
>
>
>
> You must locally remove the galvanizing before welding. As already noted,
> there will be fumes, and the galvanizing can "spit".
>
>
>
> To protect the metal afterward, clean back to bare metal and apply coats of
> a zinc based paint. Get one with a really high percentage of zinc.
>
>
>
> John G4ZTR
>
>
>
>
>
> _____
>
> From: towertalk-bounces@contesting.com
> [mailto:towertalk-bounces@contesting.com] On Behalf Of Mike Ryan
> Sent: 18 March 2012 18:41
> To: Towertalk@contesting.com
> Subject: [TowerTalk] Welding Galvanized Parts
>
>
>
> I have a special project that requires something of a specialized bracket
> be created. I will be welding a galvanized BOLT to a galvanized BRACKET. One
> this is done, I would expect that something should be done to protect all
> the parts from rust. As I am not in a position to have this galvanized
> currently, I am wondering what the masses might suggest in the way of
> protection from the elements? - Mike
>
> _______________________________________________
>
>
>
> _______________________________________________
> TowerTalk mailing list
> TowerTalk@contesting.com
> http://lists.contesting.com/mailman/listinfo/towertalk
>
> __________ Information from ESET NOD32 Antivirus, version of virus signature
> database 6977 (20120318) __________
>
> The message was checked by ESET NOD32 Antivirus.
>
> http://www.eset.com
>
>
>
>
>
> __________ Information from ESET NOD32 Antivirus, version of virus signature
> database 6977 (20120318) __________
>
> The message was checked by ESET NOD32 Antivirus.
>
> http://www.eset.com
>
>
>
> __________ Information from ESET NOD32 Antivirus, version of virus signature
> database 6977 (20120318) __________
>
> The message was checked by ESET NOD32 Antivirus.
>
> http://www.eset.com
>
> _______________________________________________
>
>
>
> _______________________________________________
> TowerTalk mailing list
> TowerTalk@contesting.com
> http://lists.contesting.com/mailman/listinfo/towertalk
_______________________________________________
_______________________________________________
TowerTalk mailing list
TowerTalk@contesting.com
http://lists.contesting.com/mailman/listinfo/towertalk
|