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The most recent discussions

Retail Source 5052 PIPE (not thin wall tube) USA


January 12, 2021, 6:46 pm

I've been working on another boat project and looking through various manufacturers websites I've found that aluminum water pipe might be the best solution for one aspect. I want a 5052 pipe a w... Read more »

It's the steel !


January 3, 2021, 6:45 pm

I did the test someone suggested to check for shield gas with my TIG filler , different steel piece ... and it turns out the 3x 1/4 steel I used is the problem . With no filler , just melt a p... Read more »

How low should I go ?


January 2, 2021, 8:41 pm

Man , that question is just fraught with possibilities ! To clear up any possibly salacious answers , I'm talking about the bottle pressure og my argon shield gas for the TIG welder . I'm down... Read more »

manual solution


December 12, 2020, 3:03 am

may I request manual solutions plant design and economics for chemical engineers fifth edition Read more »

Cuttin' up


October 31, 2020, 3:13 am

I'm all atwitter , my new plasma cutter is supposed to be here early next week . I see all kinds of things in my future that I would not have attempted with the cutting equipment I have now . ... Read more »

Lincoln Ranger 250 GXT


October 30, 2020, 3:46 pm

I was running my Lincoln Ranger 250 GXT for a generator When it started loosing voltage, checked brushes and cleaned with comontator stone, still hasn?t gained all of its voltage back what else could... Read more »

Coded plate fillet PB (2F), butt PA (1G) 135GMAW


September 28, 2020, 9:14 pm

Hi all Coded MIG / MAG / GMAW proc.no.135 (solid wire, active gas) * horizontal-vertical (PB) multirun fillet * open-root single V on-the-flat (PA) Say it's easy when you can do it, and in test c... Read more »

Auto body


September 17, 2020, 12:37 am

I just made two useful welding-related discoveries I should share. The first is that a flush patch shouldn't be fitted too closely into a ground-out rust hole. The article I read suggested a gap t... Read more »

E7018 and humidity


September 8, 2020, 9:44 pm

OK , so I know that if not properly stored and kept dry this 7018 I've got is no longer low hydrogen . What I'm wondering is what other properties are altered and how it affects the weldment p... Read more »

TIG again after 5 years, help


August 8, 2020, 2:31 am

I haven't TIGed for 5 years, what do I set the gas flow level at. Tigging aluminum, 1-1/2 square tube, 1/8 wall to 1/4 plate. -- This email has been checked for viruses by Avast antivirus softwar... Read more »

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The best rated discussions

Hypertherm Max20

rating: 5

I have a Hypertherm Max20 plasma cutter that has fried 2 resistors on it's circut board and I need to know what their value is to replace them. The resistors are R25 and R26 on the main PCB marked Ch... Read more »

Replacing the torch cable on a Miller Diversion 165

rating: 5

I managed to mangle the torch cable by pulling it against a running grinding wheel; did not notice what was happening until it nearly cut through. I have the replacement cable, but it is not clear h... Read more »

problem with grapes

rating: 5

Hi. I am just learning how to stick weld, and I have been having some problems with grapes (I think that's the correct term). I have tried running stringer beads on scrap plate and bar, which seems... Read more »

Gauge fittings, pipe dope, teflon tape or bare?

rating: 5

I got me a flow guage(meter type and not floating ball). The fittings that came with the gauge are barbed type for 1/4 hose. I have to different sized hoses and connector so I had to make an adaptor ... Read more »

HD cylinder head repair?

rating: 5

Wonder if anyone can help with info regarding the best rod to use for tig welded repair of an aluminuim head from a Harley? Seems not to be a normal grade of alloy, and appears pretty difficult to we... Read more »

broken hand

rating: 5

taking a welding class, just 'finished' oxy-acet part last night and start tig next tuesday. this afternoon i broke my right hand [temporarily left handed i guess]. have to see an orthopedic on monda... Read more »

Something has to be wrong here!

rating: 5

I resurrected an old Lincoln tombstone and started pushing some rod to try and get my skills back. I last learned to weld back in the early 80's, and have had little to no opportunity to use it ... Read more »

Weld broken SDS bit?

rating: 5
  [ 2 ]

At Habitat, we are reinforcing a granite block foundation that requires drilling 34 1-1/8 holes, 28 through. On the LAST hole, with 10 to go, the bit broke (see link). The bit is carbide tipped... Read more »

welding tractor for bridge - 2 lines railway span

rating: 5

Hi all Need advice from zero upwards about using welding tractors. We have a bridge to make. Overbridge over a railway. Two lines. Structurally it's typical steel bridge type - sides / parapets ... Read more »

dumb question on compressor displacement cfm

rating: 5
  [ 2 3 ]

One of my compressors has bore 4 stroke 3-1/2 two cylinders (single stage) and can run at 900 rpm max. I am trying to figure the displacement CFM and I'm coming up with an astonishing and quite unre... Read more »

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