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The most recent discussions

volts E81T-1 PF T-fillet


May 23, 2015, 4:31 am

Been bit of trouble at site I go to knowing what to do with E81T-1 (Rutile Flux-Cored Arc Welding (Rutile Flux-Cored Wire)). Positional welds - all positions. So been trying some weld conditions.... Read more »

fillet-break test


May 19, 2015, 1:50 am

Hello all What's the right way to do fillet break tests? Here in the land of ISO's, the big requirement in ISO9017 is for the sample to break through the weld. How that happens - whether that ha... Read more »

Tig equipment questions


May 4, 2015, 3:23 am

I used to use a TIG which had a foot pedal - you set the maximum current on the front panel, then when you pressed the penal the actual current varied as to how hard you pressed the pedal, up to ... Read more »

E71T-1 E80T-5 choice


April 27, 2015, 1:56 am

Hello everyone Setting the scene... I am on a high-strength civil-engineering / steel-structure job. Looking for improvements - to welding technique, properties, etc. The E71T-1 R-FCAW is guarant... Read more »

OT How to make your website mobile friendly


March 29, 2015, 10:17 am

I recently made a small presentation for regular people like myself, that explain what you need to do to convert your websites to be mobile friendly. You have to do it by April 21, or Google will ... Read more »

Safe ss weld discoloration remover


March 26, 2015, 5:10 pm

(I posted this to RCM -- 'didn't think to post it here, where it would do more good) The question of how to remove the oxide discoloration resulting from welding stainless comes up from time to ti... Read more »

brazing copper to nickel, high working temperature


March 20, 2015, 9:36 am

Anyone know of a good filler for brazing copper to nickel alloys, to be use at a high (eg 800C) working temperature? Thx, -- Peter Fairbrother Today I saw a solar eclipse!! AND: Spring is spru... Read more »

Miller Aerowave HIGH TEMPERATURE false alarm


March 15, 2015, 5:27 pm

I have this Miller Aerowave TIG that I bought at auction. It does power up, however immediately after powering up it displays a HIGH TEMPERATURE alarm and does not weld. Here's what I know: *) ... Read more »

Question on MCAW, Ernie?


February 25, 2015, 5:36 pm

I'm looking for some help for a friend up in Canada. He is going to be tested on MCAW E70C/6, 045 diameter in all positions groove (2g, 3g, 4g) test coupons. However, he can't find the parameters ... Read more »

troubleshooting power supply branson


February 25, 2015, 9:07 am

Hi, I have a problem with POWER SUPPLY MODEL # 943m. When starting up the power supply appears a malfunction Battery RAM not init. Can you give me support with that? Obis Brea Thanks, Read more »

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The best rated discussions

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Ernie's Notching Grinder


Elsewhere I see Ernie Leimkuhler's use of a right angle grinder to grind the sides of tubing in forming a fishmouth joint. I have in the past inverted my circular saw, mounted it under a heavy sheet ... Read more »

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Jasic (China) ad/dc welder reputation ????


Anyone hear any bad stories about these Jasic brand imported ac/dc tig welders? At $850 delivered these are about the best I have found pricewise. Comes with the pedal and torch and leads. Read more »

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HOW TO WELD 4140


HOW TO WELD 4140 by Rod Ryker PREHEAT, IF YOU DESIRE, 'TILL YOU SEE DARK BLUE ALL AROUND THE DESIRED WELD AREA. OR IF THE MATERIAL IS 1/8 INCH THICK OR LESS, NO PREHEAT NEEDED. USE AN ER80S DOUBLE DE... Read more »

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Best epoxy for engine block repairs


OK, you folks have convinced me that epoxy will work for cast iron engine block repairs; in my case to fix a long crack in the water jacket. Would you comment on which epoxies have worked for you? ... Read more »

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Truck or trailer flag pole


I am trying to figure out how to make a flagpole to mount on my truck and trailer that will withstand highway speeds. It needs to be fairly stiff, and be able to hold the 3' X 5' flag. Not sure w... Read more »

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Thermal impulse from quenching red hot steel rod in water


I want to ask members of this newsgroup if you have experienced or know of any stories about a particular phenomenon when quenching a red hot steel rod in water. I have included posting history b... Read more »

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really fast stick welding (6013 vertical down?)


Hi everyone What is a really quick way to put down lengths of stick (SMA) weld, when strength requirements are very limited? I've heard that vertical-down with 6013 is very quick. You come to realis... Read more »

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Plasma cutter flow rate requirement

  [ 2 ]

I am buying a plasma cutter, and my welding supplier is pushing the Miller 375. Very light, small machine, but it does cut nicely on 1/4. I wanted to go up to a Thermal Dynamic 52, with double the... Read more »

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Welding School in Houston, Texas

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Hi y'all. I'm looking for some formal training in welding in Houston, Texas. I've looked at the web sites for various places, but I wanted to get opinions from the folks in this group. I'd prefer a p... Read more »

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Oxy-fuel cutting Cast iron and Stainless Steel


Cutting of cast iron differs greatly from cutting steel for example Much greater preheat is required Cutting nozzle is oscillated constantly across the cut (much like a weave bead) Oxyge... Read more »