TIG welding rod size (steel)

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Subject Author Date
TIG welding rod size (steel) Ignoramus26857 10-27-2008
Posted by BobH on October 28, 2008, 12:24 am
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Ignoramus13094 wrote:
>> TinLizziedl wrote:
>>> Ditto! 1/8 would be like tigging with a flag pole in hand. Have you got
>>> a monster liquid helium cooled torch or something?
>>>
>>> 1/16 to 3/32 is pretty much all we use.
>> Fascinating, I'll have to try some smaller filler. All I've ever used
>> was 1/8" and it never seemed too big to me and I guess it minimizes the
>> amount of filler feeding I need to do. I'm just using a HW-18 torch at
>> about 150A peak usually.
>
> I ended up taking Ernie's advice and I will not use 1/8. Probably it
> is the case of to each his own.

One thin I noticed is that if you go to a smaller rod than you are used
to, you have to pay attention or you will undercut the work! I have not
noticed as much of a problem going up in size.

I mostly use 1/16" for steel and aluminum. If I am welding something
large, I will go up to 1/8" but it is rare for me.

Good Luck,

BobH

Posted by matthew maguire on November 8, 2008, 11:31 am
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Ignoramus26857 wrote:
> For regular kinds of TIG welding jobs, such as not too thick steel,
> would you say that 3/32 is better than 1/8? I need to order some more
> rod and I have never tried 1/8" size.
>
I usually use the largest diameter reasonable for the job.

Carry 1/8" ER70s-2 and ER80Ni-1 for low and med alloy, (works well above
175amps). Also carry H-13 (hot work tool steel) in 1/8" and 3/16" to
limit dilution when tool steel welding.

At 100 to 150 amps usually 3/32", 50 to 100 1/16" and at lower amps I
often just use mig wire or make a rod using my lock wire pliers.

hope this followup goes through, trying to set up to new server....

Once saw a guy at AWS convention welding edge of razor blades at 8 amps
with 3/64" filler and vision system... SICK.

Matt

Posted by Ernie Leimkuhler on November 8, 2008, 5:08 pm
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> Ignoramus26857 wrote:
> > For regular kinds of TIG welding jobs, such as not too thick steel,
> > would you say that 3/32 is better than 1/8? I need to order some more
> > rod and I have never tried 1/8" size.
> >
> I usually use the largest diameter reasonable for the job.
>
> Carry 1/8" ER70s-2 and ER80Ni-1 for low and med alloy, (works well above
> 175amps). Also carry H-13 (hot work tool steel) in 1/8" and 3/16" to
> limit dilution when tool steel welding.
>
> At 100 to 150 amps usually 3/32", 50 to 100 1/16" and at lower amps I
> often just use mig wire or make a rod using my lock wire pliers.
>
> hope this followup goes through, trying to set up to new server....
>
> Once saw a guy at AWS convention welding edge of razor blades at 8 amps
> with 3/64" filler and vision system... SICK.
>
> Matt

Why did he need a vision system?
Razor Blades and pop cans are standard "stupid welder tricks" for TIG.

Posted by SteveB on November 8, 2008, 10:13 pm
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>
>> Ignoramus26857 wrote:
>> > For regular kinds of TIG welding jobs, such as not too thick steel,
>> > would you say that 3/32 is better than 1/8? I need to order some more
>> > rod and I have never tried 1/8" size.
>> >
>> I usually use the largest diameter reasonable for the job.
>>
>> Carry 1/8" ER70s-2 and ER80Ni-1 for low and med alloy, (works well above
>> 175amps). Also carry H-13 (hot work tool steel) in 1/8" and 3/16" to
>> limit dilution when tool steel welding.
>>
>> At 100 to 150 amps usually 3/32", 50 to 100 1/16" and at lower amps I
>> often just use mig wire or make a rod using my lock wire pliers.
>>
>> hope this followup goes through, trying to set up to new server....
>>
>> Once saw a guy at AWS convention welding edge of razor blades at 8 amps
>> with 3/64" filler and vision system... SICK.
>>
>> Matt
>
> Why did he need a vision system?
> Razor Blades and pop cans are standard "stupid welder tricks" for TIG.

Ray Charles could do corner fusion welding with a sharp TIG electrode.
(Were he alive, I mean.)

Steve



Posted by matthew maguire on November 9, 2008, 7:27 am
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Ernie Leimkuhler wrote:

>> Once saw a guy at AWS convention welding edge of razor blades at 8 amps
>> with 3/64" filler and vision system... SICK.
>>
>> Matt
>
> Why did he need a vision system?
> Razor Blades and pop cans are standard "stupid welder tricks" for TIG.

Hi Ernie

So people would buy them, of course, I took the brochure....

As I remember, there were some boiler welding guys next to me that
thought it was neat (wouldn't need the extra man to hold a mirror).

Matt

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