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change polarity for fluxcore?

Greetings all experts. I have just opened my mig in order to change it to negative polarity for my fluxcore welding. It...
14 comments posted 22yrs
posted by nospam
14 comments posted 22yrs posted by nospam

Filler for 7075

Hello all I want to TIG some 1/16 7075 sheet. I have a limited selection of filler metal. I do have some 4043. Will tha...
7 comments posted 22yrs
posted by jvja
7 comments posted 22yrs posted by jvja

Steam loco boiler

Howdy, A friend quizzed me, he wants to attach a manual blowoff/ drain valve to a small steam loco boiler. It's a small...
4 comments posted 22yrs
posted by xxxooo27
4 comments posted 22yrs posted by xxxooo27

OT: Rant re welding distributors

Ok, I am a small shop, barely buy $ 300 in supplies a month, mostly mig wire and gas. I bought a TD Cut Master 50 plasm...
20 comments posted 22yrs
posted by cjdesigns1NOSPAM
20 comments posted 22yrs posted by cjdesigns1NOSPAM

job

Anyone got any Metallurgical and/or Technical Welding job leads? Would prefer Texas area but would consider any where....
0 comments posted 22yrs
posted by rjameson
0 comments posted 22yrs posted by rjameson

Newbie with a mig wire question

I just got a Millermatic 210 and am looking forward to firing it up. I have been keeping an eye on .030 solid wire and...
3 comments posted 22yrs
posted by jbohnert
3 comments posted 22yrs posted by jbohnert

240V from a 3 phase main ?

I'm looking to rent industrial space for hobby use and have looked at a few buildings. I was pleasantly surprised to fi...
60 comments posted 22yrs
posted by REMOVETHISacllee
60 comments posted 22yrs posted by REMOVETHISacllee

cutting torch backfire aka torch pop

I have a chinese made, "Harris Type" cutting torch that is only about a month old. Recently, I've been having problems...
3 comments posted 22yrs
posted by alizeelover
3 comments posted 22yrs posted by alizeelover

Magic Filler Rod? (TIG)

greets all. my tig education marches on.. i realize this may be a vague question, but thats never stopped me before :)...
1 comments posted 22yrs
posted by antoniogatta
1 comments posted 22yrs posted by antoniogatta

TIG Brazing

I've read everything written here about TIG brazing, and figured it would be a piece of cake with my TIG and torch pudd...
4 comments posted 22yrs
posted by jdc6
4 comments posted 22yrs posted by jdc6

Ohio State University

Hi, I'm a welding engineering student at OSU, and I just stumbled upon this group a few days ago. I'm really excited to...
4 comments posted 22yrs
posted by lorenz.42
4 comments posted 22yrs posted by lorenz.42

To braze or to weld cadt iron

I have a cast iron part (Old Delta chop saw belt gaurd) that looks to be grey cast iron (looks like light grey). This d...
8 comments posted 22yrs
posted by makowicki
8 comments posted 22yrs posted by makowicki

bobcat canvas cover

i bought a canvas cover for my bobcat from miller. ive never had one before and im wondering if its necessary to strap...
3 comments posted 22yrs
posted by JeepMail
3 comments posted 22yrs posted by JeepMail

flex tool by porter cable

We recently received the Flex LP 1503 VR sander. We ordered one from McMaster-Carr @ $735.00. Then we shopped it on the...
5 comments posted 22yrs
posted by CROPSEYIRONWORKS
5 comments posted 22yrs posted by CROPSEYIRONWORKS

Destructive testing

I tried, very briefly, to do a destructive test on a weld ... but I'm not quite sure what I am looking for. I made an o...
14 comments posted 22yrs
posted by ahw
14 comments posted 22yrs posted by ahw