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OA working pressure and a neutral flame

Assuming the tip size remains the same, and also assume we keep adjusting for a neutral flame. And we leave the acetyle...
4 comments posted 20yrs
posted by mhorowitREMOVE_THESE_CAPS
4 comments posted 20yrs posted by mhorowitREMOVE_THESE_CAPS

name that rod!

Friend comes by the office and describes the following: welder is 'brazing' an aluminum can to other metals i.e. copper...
2 comments posted 20yrs
posted by mhorowit
2 comments posted 20yrs posted by mhorowit

OA Filler rod for car repair

Which OA filler rods would you recommend for welding new panels to my trusty old mini (a real one none of that bmw nons...
4 comments posted 20yrs
posted by me
4 comments posted 20yrs posted by me

MIG feed roller groove

Looks like I'll have to make a new feed roller for my MIG as it now slips and looks obviously worn - obsolete machine n...
2 comments posted 20yrs
posted by andrew
2 comments posted 20yrs posted by andrew

TIG makes my fluorescent lights flicker...

I've recently wired up my shop for my Miller Sync 180SD and several other tools... I've noticed that when I start weldi...
8 comments posted 20yrs
posted by adamstagnaro
8 comments posted 20yrs posted by adamstagnaro

clarke spool gun welder

Has anyone here ever used a Clarke 180 amp spool gun welder? I am currently using a Lincoln sp-170 and it does a great...
3 comments posted 20yrs
posted by habbi
3 comments posted 20yrs posted by habbi

Tacking Al sheet

Can you tack AL with a DC tig effectively? I'd be concerned that the puddle wouldn't wet-up enough so I decided I might...
4 comments posted 20yrs
posted by cluna
4 comments posted 20yrs posted by cluna

"keyhole" shape?

I've heard the term 'keyhole' applied to the shape of my puddle. Are they talking about a fast moving puddle, leaving a...
11 comments posted 20yrs
posted by mhorowitREMOVE_THESE_CAPS
11 comments posted 20yrs posted by mhorowitREMOVE_THESE_CAPS

beam strength question

I need to fabricate a beam that is 7"6" long that can support a load of 750 pounds suspended from it's center. Weight i...
4 comments posted 20yrs
posted by brian.evans
4 comments posted 20yrs posted by brian.evans

Aluminum welding filler metal chart

I just spent a few hours creating a filler metal chart for aluminum welding. Based on one I have from the 60's but it i...
6 comments posted 20yrs
posted by johnanoon
6 comments posted 20yrs posted by johnanoon

profile cutter

Hi I am looking for imformation or schematics for a MAGIC EYE PLASMA PROFILE CUTTER ,this is the type where you put a d...
1 comments posted 20yrs
posted by windy
1 comments posted 20yrs posted by windy

Cutting advice please

First OA exercise is to practice moving the 'puddle' and I'm having good luck, though I'll ask a friend to check the pe...
19 comments posted 20yrs
posted by mhorowitREMOVE_THESE_CAPS
19 comments posted 20yrs posted by mhorowitREMOVE_THESE_CAPS

Some help please

hey guy i'm about to blow 850 canadian on a MIG certification and course. i wanna check its the right thing to do. 1_ w...
6 comments posted 20yrs
posted by ellen.aboukhatwa
6 comments posted 20yrs posted by ellen.aboukhatwa

which TIG filler?

I'm about to weld the joints for a open web steel joist in a shop. All of the members are hollow square tube (aka HSS)....
1 comments posted 20yrs
posted by zeb7k
1 comments posted 20yrs posted by zeb7k