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sundials

What would be the difference between one vertical arm to cast a shadow as opposed to a triangular plate cut on the same...

5 comments posted 13yrs

posted by hb321

5 comments posted 13yrs posted by hb321

Video; Stick Welding Electrode 1/2 a second of footage spread over 2 minutes

http://www.liveleak.com/view?i=fba_1355724091 Annoying music & 1/4 of a second would have been sufficient, but still int...

5 comments posted 13yrs

posted by asdf

5 comments posted 13yrs posted by asdf

Air leak in TIG system? Or???

First off, I'm just a hobby welder (mostly light stuff like bicycle frames) and have used my machine very little in the...

28 comments posted 13yrs

posted by bikesmithdesign

28 comments posted 13yrs posted by bikesmithdesign

UT-welds early-stage training-plate idea

Hello all Help wanted on idea for early-stage training on UT (Ultrasonic Testing) of welds... There is this idea you ca...

3 comments posted 13yrs

posted by nobody

3 comments posted 13yrs posted by nobody

FS: Welding table, 37.5x33, 30.5 inches tall, 3/4 top plate

Very nice table, never used, on a professional super heavy frame (I did not make the frame). Table is 3/4 inch thick, 3...

8 comments posted 13yrs

posted by ignoramus6963

8 comments posted 13yrs posted by ignoramus6963

MIG welding w/straight CO2 advice please

I just brought home a bottle of CO2. I will be using it instead of C25 mix for steel welding where I can and setting up...

3 comments posted 13yrs

posted by etpm

3 comments posted 13yrs posted by etpm

Making welding tables

A couple months ago, I discovered that "welding tables", meaning sturdy tables with thick steel tops 3/8 to 1 inch, are...

32 comments posted 13yrs

posted by ignoramus7601

32 comments posted 13yrs posted by ignoramus7601

regs on transportation of medical gases in France and Italy

Can I transport medical gases in a van though France and Italy ?

1 comments posted 13yrs

posted by jerry

1 comments posted 13yrs posted by jerry

Selecting a satisfactory 3-in-1 sheet metal machine?

Hi all - I apologize for posting this on the welding group instead of rec.craft.metalworking but that newsgroup is so f...

1 comments posted 13yrs

posted by carla_xspamx

1 comments posted 13yrs posted by carla_xspamx

Use of Harris Safety-Silv 56

Hi. I'm not a trained welder but have been using Harris Safety-Silv 56 and Stay-Silv white flux to repair and or build...

12 comments posted 13yrs

posted by boldaros

12 comments posted 13yrs posted by boldaros

who made air products welding machines like the Tig Welder. Model 250TQ?

who made air products tig welder model 250TQ? for them? Thanks!

1 comments posted 13yrs

posted by Durell

1 comments posted 13yrs posted by Durell

what is the process for welding the flange section of railway line to a steel beam

what is the process for welding the base (flange) of railway line to a steel beam. the two items must be seal welded to...

3 comments posted 13yrs

posted by george

3 comments posted 13yrs posted by george

How can i increase amperage output in my 80 amp lincoln century mig/flux welder

I need to know what modifications i need to do to increase amperage from a 80 amp lincoln century mig flux welder. What...

3 comments posted 13yrs

posted by brhody1964

3 comments posted 13yrs posted by brhody1964

Ernie question

Ernie, . . . .When welding a auto leaf spring (1095 I imagine) would lo-hi 10018 be better than 7018? thanks. . .chas

12 comments posted 13yrs

posted by footboarder

12 comments posted 13yrs posted by footboarder

gas torch for propane question

I've bought an oxy propane cutting torch set: torch (PNMS nozzle), regulators, hoses and flashback arrestors. It's fine...

9 comments posted 13yrs

posted by jcpieman

9 comments posted 13yrs posted by jcpieman