[SEL] Cast iron welding

[Richard Fink Sr]

Glenn i learned something from an older welder after grinding take a torch 
and go over that area and hit the air on it. It will remove the grinding 
dust that can not be seen. It has always worked for me in seeing the end 
weld.
R Fink


----- Original Message ----- 
From: "Glenn Wilson" <wilson at stny.rr.com>
To: "The SEL email discussion list" <sel at lists.stationary-engine.com>
Sent: Wednesday, March 27, 2013 5:00 AM
Subject: Re: [SEL] Cast iron welding


> Nickel rod. Before welding grind down so you'll be able to weld most of 
> the broken surface but not all the way to a point as you'll still need to 
> be able to align the two parts and the bit of surface that you leave can 
> help align. Weld Only where there is NO wind or people moving around! 
> Preheat very well. Weld just a little bit then continue tapping the welded 
> part with the point of your chipping hammer at the same time you are 
> continuing to "preheat". The heat you are adding propane or butane. 
> Acetylene could be used but keep it moving! After your weld and the parent 
> metal have settled to the same temperature, you are ready to weld a little 
> bit more. Continue until it is all welded. Adding extra weld larger than 
> the original sometimes will make your  end product stronger. Now that your 
> piece seems exceedingly hot try your best to let it cool as slow as 
> possible. No wind. No water. Blankets or sand etc can help unless you 
> blanket catches fire - oops. Good luck. I've been pretty lucky using this 
> procedure.
>
> Glenn Wilson
> www.WilsonsWarbler.com
>
> On Mar 27, 2013, at 4:39 AM, "Peter Lowe" <plowe at exemail.com.au> wrote:
>
> Hi Guys
> I know this has been discussed before, but I guess unless you are 
> interested at the time you don’t take it in.
> My friend has a tractor that has a cracked housing at the front, not sure 
> exactly, but it is a load bearing part.
> OK, what is the best way to weld this here in Australia, type of rods, 
> techniques, pre-heating, cooling etc.
>
> Regards
> Peter Lowe
> R&V Engine Registrar
> http://www.oldengine.org/members/plowe/rv-engines/rvpage.htm
> Australia
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