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Subject Author Posted Replies
 
Pure Iron Armco - How to weld
anybody experienced in reparing bath for wire galvanizing made by pure ARMCO iron? What kind of consumable to be used ? what process for best performance? Thanks a lot Pier Michel Livraghi
 
Re: TIG H.F. Unit
Yes. A stick machine lacks dynamic current control (pedal) and does not allow adjustable balance (ratio of cleaning to heating). Both are very important features for aluminum welding. And of course,...
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acetylene regulator tank pressure needle shaking
Hi, I have a few month old Firepower oxy/acetylene outfit. Just today I was welding some 1/8" angle together and the acetylene tank pressure needle started shaking/vibrating back and forth. It's...
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Which plasma cutter?
Which plasma cutter would you buy for doing 3/8" or less? Which one for 1/4" of less? Base your choice on reliability, serviceability, availability of consumables, cost of consumables, and overall...
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Re: What rod to join 310 to 316?
Don't know for sure about 310 but for 304 to 316 I have always followed the rule that you can use 316 wire on 304 but not 304 wire on 316. It would follow that the same rule applies for 310. David...
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Bah! Welding problems again
Welding my mustang.. (patch panels).. some, i just cut out the old metal to get inside tubes, and am putting them back, others using the same metal.. they are all being welded sideways (like, the side...
 
welding hardened steel
What problems, if any, arise when welding hardened steel by TIG? Josh
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Who made this welder?
About 20 years ago I used to have an electronic repair business. One day a guy brought in this diode assembly he said was from a welder. It consisted of a couple of metal plates with about 100 or more...
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I am happy to report.......
That I am happy. I tried my first welding of aluminum today. Setup: Millermatic 200, Miller Spoolmatic 1 gun, wire: .030 4043 (that is all that they had), material 1/8 plate of scrap aluminum, unknown...
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Request for critique
I have put a few pictures of a recent, very small, welding project up on a website, and would very much welcome your feedback: have put these up not because I consider them to be great welds...
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Cutting 7075-T73 on Table Saw?
I have been cutting 5052, 6063, and even some 6061-T6 aluminum on my table saw using a 50 tooth C-3 carbide blade ($10 from HarborFreight) with very good results. Soon I will need to cut some 7075-T73...
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coating? on newly bought plain metal
hi there.i had always wondered why the dull blue/grey metal flat bars i buy would not be in a poor state of corrosion as they are not painted.only the ends are a bit rusty. they are not of the...
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Welding Galvanized
I just purchased a MIG welder and I am trying to weld some galvanized expanded metal to 1" steel tubing. It's not working so well. The expanded metal shoots smoke out when the flux core wire hits it....
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Miller Maxstar 140-Too Cool
Hello, I just wanted to throw in my opinion of the Miller Maxstar 140. I picked one up at auction in March and just got to use it on a job the other day. That is about the slickest little setup. I had...
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Lincoln or Miller TIG welder?
I checked a couple of local stores and I came up with this... A Lincoln Square Wave TIG 175 Pro 220v for $1,568 with everything (except the gas) Miller EconoTIG with everything but the gas for $1,522...
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