[TheForge] Trenton ID

Tue Apr 6 20:09:01 2004

Too much preheat can cause problems. You can take the hardness out of 
parts of the face you aren't working on if you heat too high.

I use 300F for preheat; 500 sounds pretty high. As you weld, the temp 
will probably go up from your preheat. If you get too high, you will 
lose your temper. :)

Steve Smith

Andy Vida wrote:

> 
> [email protected] wrote:
> 
>>I wonder how they get around the pre heat/post heat. Putting all that
>>heat into an anvil has to put a lot of stress in the anvil. Does the
>>rod mfger agree to buy you a new anvil if it cracks or are they
>>limited to only the price of the rod.
> 
> 
> 	We (NJBA) always preheat to about 500*F despite claims
> 	that it is not necessary.  Preheating cannot hurt you
> 	and may help, so unless the mfr. explicitly says NOT to
> 	preheat, I would do so.  Our rebuilds come out quite
> 	perfect, if I do say so myself. :)
> 
> 	I tihnk the mfr would tell you to go pound salt up your
> 	butt if you asked them to replace the anvil.  But you
> 	might get lucky.
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