Give me your welding experiences

   / Give me your welding experiences #142  
Steve,
Your MIG question has already been correctly answered. To get a MIG that would handle 1/2 material you would need to lay out some big bucks.
As for which welder is best. Thats kind of like asking which truck or tractor is best, I say John Deere and Dick goes with Ford. Me, I put the big 3 in this order. Lincoln, Hobart, and Miller. as far as AC/DC machines go. I do suggest you spend the extra money and get a AC/DC machine. If you plan on welding fence then you might look at the self-contained machines, unless you already have a good size generator. The SC machines have 110v outlets as well as 220v outlets for your grinders, lights, etc. Good ones start at about 600.00 - 1000.00 and have a 5-8 KW generator.
You started out asking about a buzz-box. but pipe fence is not normally did with them, unless you have a portable power source.
When buying tools I always follow this advice that someone gave me. "Figure out which tool I need and can afford, and then buy the one above it." That way only 10% of time do I later wish I had gotten a better one. /forums/images/graemlins/grin.gif
Hope that gets
JD
 
   / Give me your welding experiences #143  
Winnsboro is close to Glenn9643 TBNer from Monroe. I've been there a time or 2 duck hunting.

</font><font color="blue" class="small">( what is out o' position )</font>
Purt near anywelding that ain't flat- uphill overhead, etc DC is king for this because 5/5 heat is contained in work where AC is 1/2 & 1/2

Straight polarity is DCEN (Elec-,)For better penetration where 5/8 heat is on work, 3/8 on rod
Reverse Polarity is DCEP(Elec+) which is vice versa. Better for thin material
AC welder current flows back and forth from rod to work and tends to cause some inclusions and porosity, a bit more spatter and a faster deposit rate
Some say learn with AC and you can weld anything. I think it's better to learn with DC because it's a more controlled rod burn and you don't get to goin so fast you're not paying attention to what you're leaving behind. I found that a lot of problems stem from guys trying to get from point A to B instead of watching the puddle. I learned with DC and was quite fustrated first time I tried AC.
 
   / Give me your welding experiences #144  
The most common mistake a I see rookies make when welding with me is moving too fast.

I guess it's about burning a hole. Well, burning a hole is real close to do doing it right. In fact it's closer to doing it right than the bead skipping like a stone on a pond to make a kid smile.

If you're burning a hole you're moving just a smidgen slow. If you're not burning a hole, slow down. Slow down until you're afraid you're going to burn a hole. Slow down just a little more and you should be just about right.

After all, if you're not melting metal you're not welding.

There's an old weldor outside of Sulphur Springs. He used to be my neighbor. Older'n water, more difficult than mud to get along with, but he could fill a hole if he could step across it. And the only things he couldn't fix was a broken heart and the crack of dawn. He's waiting for the right rod to come along I'm sure and those will be nothing too.

His machine is an old, old, old, Miller buzz box. I've never seen nothing like it. And my first Thunderbolt was purchased in the middle seventies. I figure it's a fifties or sixties model.

He uses farmer's friend exclusively, E6013. If you think you can control a puddle grab some 6013 and do an uphill. That's about three times harder'n doing a 6013 downhill without slag inclusions which is comparable to ice skating barefoot and not getting your feet cold.

Walter's first a weldor. He's done all the processes, taught most of them. In fact he was one of the first to go through Hobart's plant to learn how to mig.

And he does just fine with what most farmers and lot of good fabricators on a budget use. So you don't have to go out and get an Idealarc from Lincoln or the Miller Dialarc like I have. They make things easier if you're having to do different kinds of welding for a living.

The wonderful thing about working with steel is you can compensate for lack of equipment up to a point with time and effort. In fact some of the prettiest and neatest stuff you'll ever see in iron is made in shops using equipment comparable to that of the nineteenth century.

If you're on a budget and you want to do some fabricating you've got two choices. Mig or stick. You can buy a small stick machine and do just about anything with it. It takes more skill initially to get started. But after that learning curve the skill required to do good work is the same. So the initial learning curve is the only real difference beyond ease of clean up after welding.

So buying a mig because it's easier to use seems to me like buying a car with an automatic transmission because you think learning to shift is too intimidating. Whether you're shifting or it's happening automatically the big thing is learning to control a vehicle.
 
   / Give me your welding experiences #145  
I agree Harv. When I went to schoo we didn't touch an arc welder 'till we passed oxy. I think that's where you really come to understand the proccess and a big problem with people just going out and buying a machine. Painfully slow, but enlightening.
 
   / Give me your welding experiences #146  
</font><font color="blue" class="small">( When I went to schoo we didn't touch an arc welder 'till we passed oxy. I think that's where you really come to understand the proccess)</font>

I know that's right.

I learned how to arc weld with an old Forney, 3/32 E6011, and sixteen gauge galvanized pipe. My dad was the gate man at a large fence company. He got fed up with me coming in with a project all cut out and ready to weld up at quitting time. One day I guess he'd had one of those days. So when I showed up all grins and ideas he said, "boy, it's time you learned how to weld." World hasn't been the same since.

But I didn't really learn what welding was until I took an oxy acetylene class at college. I agree with you that learning how to manipulate the molten metal with only heat and a filler rod is the best way to learn to weld. Because understanding what is really happening makes any other welding process easier to learn.

If someone's wanting to learn about welding and taking a welding class isn't available there's another option. If you have an old fashioned muffler shop in the area give them a visit. Watch an installer take a puddle of molten metal and by cajoling, pulling, pushing, and wishing make two pieces of thin steel pipe into one.

You'll see the sides fall into the puddle and then the puddle will slide up to the gap made by their collapse to attack the sides just above the collapse. That's welding.

Seeing that, the collapse, or melting, is what you're looking for when making two pieces of steel into one. You will learn to embrace instead of avoiding that when welding.

I weld up a lot of pipe fence. About half of it is thin wall, schedule ten, schedule twenty. Even though I charge more than anyone else, it ain't cheap getting an old man to work, it still isn't economical to get the perfect fit up weldors like. So it isn't unusual to have a gap of a half an inch and the material being welded up is only a sixteenth of an inch. That stuff happens. Like when the posts are machine coped or notched and the grade is steep. The top pipe will touch on the low side and there'll be a gap you could hide your mother in law's two front teeth in on the high side.

If the truck is a couple of hundred feet away you can't run back and change the amperage setting. So what you do is the same thing that muffler guy does. You get a big puddle just hanging there in space and you talk to it. You pull it. You push it. Sometimes you do all three things at the same time. And if you're holding your mouth just right it'll be like taking some play dough and plugging a hole. And if it doesn't. You do it again. Eventually you're going to learn when to push, when to pull and when to just hold your breath and beg.

Yes. Sometimes I'll knock the flux off of a piece of rod and use it for filler. That works too. But then I usually have to go back and do some quick cover passes over that. Using filler rod correctly usually involves turning up the heat so the rod acts more like a torch, heli-arcing if you will.

One of the ironies of welding is how it works. Everyone wants a pretty bead. And if one concentrates solely on making a good weld invariably it will be a pretty one.

The one exception to that is mig welds. I pick up a hundred or so a month from one customer just rewelding some of the prettiest welds you've ever seen. They have a crew that makes their equipment trailers. The mig them. A couple of times a month the field crews will bring in a jack stand that's broken off or a brace that came apart. The weld will still be on one side, prettier'n a spider on your third grade teacher's blouse. It costs them fifty dollars for me to clamp it back together and lay a couple of passes.

All because the weldor was watching the bead and not watching the puddle do what puddles are supposed to do. He wasn't looking to see if the puddle was melting the metal on both sides. So like a bad kid doing homework, the puddle only melted one side, did a halfway job.
 
   / Give me your welding experiences #147  
You know, Harv, I think I could listen to you talk about welding all day and never find a dull or uninteresting moment. Thanks for sharing your wisdom.

Cliff
 
   / Give me your welding experiences #148  
It seems to me that often times when people ask about mig machines they are often referred to as being big bucks. I would like to defend them and say that my mig has been worth every penny and easily earned it’s keep around my farm. Before I got my mig I bought a Lincoln AC/DC tombstone stick welder. It is a very capable machine but I felt it was a little slow to do the big projects I wanted to do. What I ended up doing was tacking the projects together at home and then taking them to a welding shop that my brother works for and we would use the mig to make quick work of the rest of the welding. The ease and speed of the mig machine is huge. My last project was a machine that is pulled behind my tractor and cleans my poultry barns. I could have bought one if I had the $16,000 but instead I built one for $6000. I also built a couple buckets and a hydraulic auger for my skid steer and a ground leveler for my tractor. Right now I’m fixing up a case backhoe attachment that I found for $250 for my skid steer. The right equipment makes lots of things possible.

I think that a AC/DC tombstone welder would be great to have around for little repairs or occasional use but If your wanting to build grapples and buckets and other big ticket items the $1-2K for a good mig is easily justified considering the speed and ease that the mig gives you. Heck a computer cost about $1000 and is obsolete in a few years but a good welder will last a lifetime.

Just and observation
Eric
 
   / Give me your welding experiences #149  
40Kchicks,

You make a really good point. I've been guilty of the attitude you describe, but I think it has more to do with a "quantum theory of family budgeting." /forums/images/graemlins/grin.gif

There is a "local budget authority" spend level that I can get away with just because I think it is a good idea. But then there is a level of capital expenditure that requires "higher authority," and sometimes offsetting additional expenditures (leather couches, vacations, jewelry, etc.). /forums/images/graemlins/grin.gif /forums/images/graemlins/grin.gif

It isn't that I think the cost of a good mig isn't entirely justified for the appropriate work, but just that it is harder to sneak into the budget; the same problem I'm having with a plasma cutter. I'd like nothing better than to plunk down $2.5k or $3k for both, and you're right, it would be a lifetime expenditure that "I" would never regret.

On the other hand, I gather that it has been common for folks, perhaps trying to stay within that "local budget authority," to buy too small a mig for the jobs they needed to do, and then can't get enough penetration, in which case they would have been better off spending the budget they had on a stick welder.

Better a strong ugly weld than one that (as someone else so aptly described it) "Makes beautiful welds with all the strength of window caulk!"

I guess the point I have learned from others is, "If you can't afford to get enough mig for the job, get a stick that is more than enough." Otherwise, save up enough extra for the couch or jewelry that goes with it.

(ducking for cover behind the leather couch that helped get my JD790, before the sexism police raid the thread) /forums/images/graemlins/smirk.gif
 
   / Give me your welding experiences #151  
Tom

I understand what your saying about levels of approvals for purchases. Where I work I can approve $100, my supervisor can approve purchases up to $7K his boss can approve up to 50K and his boss can approve up to something like $150K and on and on. It’s the same at my house. I can approve $20 everything else is up for discussion with the boss. Somehow she has a much higher spending level although I never remember establishing these limits. Fortunately I have impressed my wife with my projects so tools usually are approved. While building my barn cleaner I justified a plasma cutter for all the long cuts I had to do on the spreader body. I have not regretted that purchase at all although I got a small ½ machine for only $1300. I use it for cuts up to 3/8” and the torch for anything thicker.

I used to live on the other side of hill from you near Gaston when I worked for Intel in Aloha. It’s good to hear from another Oregonian.

Eric

The pic is of my barn cleaner when it was almost done minus guards, black paint, and a hydraulic tongue.
 

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   / Give me your welding experiences #152  
what is a barn cleaner ?

I thought it was going to be something to clean your barn,,, which I call a broom & hose but thought you had something fancy setup....

Interesting looking piece of equipment....

tom
 
   / Give me your welding experiences #153  
I dont have an approval really as such,,,

It one of those cases where if I spend a significant amount, I need to at least be sure I have available funds when she finds out - as she will likely be in the market for something of similiar value at that point.... /forums/images/graemlins/smile.gif

Actually she is very thrifty and it will be something worth while.

My new tractor cost me a kitchen and bathrooms remodel in addition to the tractor and implements. I got the better end on this deal...

Hope she doens't find out how much the tractor and implements were..... or I'll be building on additions... /forums/images/graemlins/smile.gif

tom
 
   / Give me your welding experiences #154  
Mith,,

so what did you build / repair this weekend........

pics pics pics

I had other things going on so have not been back at the welder - but have been waiting to see what you and others have been working on.

tom
 
   / Give me your welding experiences #155  
Mith,,,

How's about a picture of your welder.....

I'm sure you have it all waxed up and pretty so it should take a good picture... /forums/images/graemlins/smile.gif

if you have time to take a pic try and get one with the unit and the gun and all ......

I guess yall have different brand names on stuff over there or is it a world known brand ? lincoln - miller - hobart ?????
 
   / Give me your welding experiences #156  
I'm going to jump in...and I think I have read every post...but the thread is long...

Just feel like adding a couple comments that I HOPE will relate.

First, I can't believe that I waited until I was over 55 years old to learn to weld. All you youngsters...LEARN TO WELD NOW!!!

Now how do you learn to weld? Practice, practice, practice...and better, take an evening class. Nothing beats having an experienced instructor to get you going down the path right.

Do you need to spend big bucks to get started. No, I don't think so. Can you? Yes, I know so. But you don't have to.

The legend of the MIG as a hot glue gun is no doubt true. Beware.

There is no reason but lack of experience/practice that a stick weld has to look shameful. Look at a stick weld done by an experienced hand and you will be humbled. ESPECIALLY after you just started learning! But don't fear, if you practice, practice, practice you will improve.

My personal problem with stick was seeing what I was doing. Funny, but I did not realize I was not seeing what I was doing. It was not just the slag and smoke, it was my contact lenses! I never realized that I was not seeing until I started using the TIG side of my welder. With TIG there is not smoke or anything to get in the way, so you can pretty much tell you are not seeing when you are not seeing clearly.

In my case the solution was to take my glasses off or my contacts out, and move my face to the point where my eyes can see the puddle. Makes a huge difference when you can see what you are doing!

Anyway, I am not sure I buy the idea that a stick weld need not look faily good to be strong. I think a stick weld should look fairly good and if it does not, it is probably not as strong as it should be. A relatively cheap welder can produce a very good looking weld if it is in the hands of an experienced weldor.

I don't consider myself much of a weldor, but I do know that most of us could produce a pretty good, strong weld if we were willing to practice, practice, practice.

That being said, practice is pretty boring. So in the end I guess we really need to say simply: Do it, do it, do it.

But do your best to strive for a good looking weld, especially when using stick. Your weld will be better and you will be better for it.

Don't write off the stick machines. They may give the biggest bang for the buck. Not as fast as MIG, but still very good performance...

Better to build something than get burned out practicing on scrap. Practicing for the sake of it is really boring...necessary up to a point I guess... but after a point, you will feel better about what you are doing if you build something, even if something breaks and you have to redo it.

I think the goal should be to make the nicest looking weld one is able to. Nothing beats doing one's best.
 
   / Give me your welding experiences #157  
</font><font color="blue" class="small">( They may give the biggest bang for the buck. )</font>

If you can only have one machine, I think it should be an AC/DC stick. I think I've said before elsewhere, my MIG collects dust. If it weren't superior for Al, I'd probably sell it and get rid of the Ar bottle contract, like I did the CO2.
 
   / Give me your welding experiences #158  
Harv,

I too have greatly enjoyed your posts. Please keep it up.

Or better yet, Start a new thread and call it "Harv's Welding 101."

You could give lessons, suggest techniques, and practice exercises, answer questions, comment on pictures of student welds, tell anecdotes, examples of lessons learned, and so on?

Or just keep commenting as you have the urge, but I'm enjoying reading your comments.
 
   / Give me your welding experiences #159  
Hi
A wife is a barn cleaner

Charlie
 
   / Give me your welding experiences #160  
Eric
I wasn't putting down MIG machines. But I stand by my advice that for the average reader here, their first machine doesn't need to be an expensive machine. Not many of us are building $16K projects in our home shops. If we are, we already have the equipment and are the ones answering the questions. Since I retired, I mostly use my arc machines, just seems faster to setup. I made farm implements and backhoe attachments and loaders and other large projects before I got my MIG, Arc is just as strong as MIG. As Harv likes to say pretty does not make a good weld. I too, have rewelded an awful lot of MIG welds in my life.
JD
 

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