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Dean Hoffman[_12_] Dean Hoffman[_12_] is offline
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Default Electric Arc Welder: How Big/Small Needed?

On 4/30/18 4:26 PM, (PeteCresswell) wrote:
Two tasks:

- Join 2 pieces of 1" steel pipe

- Join multiple sections of angle iron to make
a boat trailer dolly.


I am thinking el cheapo Harbor Freight because this device will probably only
be used a few times.

But what size?

I see various welders from $100 to $300+, but they are all 240v.

The only 120v one I see is 80 amps:
https://www.harborfreight.com/quickv...index/id/10859

Will 80A suffice for the tasks described?

Aren't there any welding shops in your area? A business that makes
the odds and ends that people need from time to time and fixes
stuff?
Are power outages frequent enough that you'd want a back up generator?
There are welder/generators that would do both. This one is $3000.
Example:
https://www.ebay.com/itm/Lincoln-Electric-Outback-185-Welder-Generator-12-75-HP-Kohler-Engine-5200W/400809955381?hash=item5d52229035:g:qtcAAOSwPzhaGyC 4