⏣ General Metalworking

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Any P-38 experts around?

--Went to the Mathers AFB air show this past weekend and got to see 4 of the 7 remaining P-38 Lightnings flying. I know...
21 comments posted 15yrs
posted by steamer
21 comments posted 15yrs posted by steamer

Joining Aluminum without a TIG

I'm kinda thinking of making a model airplane muffler or two. These days the things are generally cast in one piece --...
46 comments posted 15yrs
posted by tim
46 comments posted 15yrs posted by tim

Sweat Brazing?

Needed to join two pieces of mild steel today, with minimal bead and as strong or nearly so as the parent metal. So I g...
23 comments posted 15yrs
posted by tim
23 comments posted 15yrs posted by tim

Router Spindle Tram (Iggy ?)

As I posted a while back I made some "spindle" mounts for rotary hand pieces and it worked ok. I overcame the tramming...
0 comments posted 15yrs
posted by onebikenut
0 comments posted 15yrs posted by onebikenut

Welding photography

Has anyone here any experience with welding photography? I am going to take some pictures of welds during real time wel...
8 comments posted 15yrs
posted by pittmanpirate
8 comments posted 15yrs posted by pittmanpirate

Moscow-Yakutsk highway :-)

http://www.youtube.com/watch?v=d4U5ZmkaXcM
6 comments posted 15yrs
posted by ignoramus1469
6 comments posted 15yrs posted by ignoramus1469

Slag on my shoulder

Condition: Welding a tee-joint with square tubing, 2.5" x 0.188 Electrode: 1/8" 7018AC @ ~125A Position: Horizontal So...
31 comments posted 15yrs
posted by jonSPAMMENOTdanniken
31 comments posted 15yrs posted by jonSPAMMENOTdanniken

Minor Tool Gloat

I visited a nearby reamer manufacturer today which has closed its doors after 90 years. The main gloat is that I bought...
0 comments posted 15yrs
posted by GeoLane at PTD dot NET
0 comments posted 15yrs posted by GeoLane at PTD dot NET

Tidied up the mill some more today

I put the control PC inside the control cabinet. The PC, display and netcam are powered all the time, including when th...
3 comments posted 15yrs
posted by ignoramus1469
3 comments posted 15yrs posted by ignoramus1469

Workholding clamps that grab from the side?

http://www.youtube.com/watch?v=naUm3gj1WWM What are those clamps called, that grab the piece from the sides instead of f...
4 comments posted 15yrs
posted by ignoramus1469
4 comments posted 15yrs posted by ignoramus1469

OT- 1965 Buick Skylark manual

When clearing out my parent's house, I found a chassis service manual for the 1965 Buick Skylark. If anyone is doing a...
1 comments posted 15yrs
posted by mungedkevin
1 comments posted 15yrs posted by mungedkevin

Bad weld caused San Bruno pipeline explosion?

I am looking at this piece of pipe: http://www.csmonitor.com/USA/2010/0911/What-caused-deadly-San-Bruno-fire-Investigat...
69 comments posted 15yrs
posted by ignoramus1469
69 comments posted 15yrs posted by ignoramus1469

For the punsters of RCM

Obscure Engineering Conversion Factors 1. Ratio of an igloo's circumference to its diameter = Eskimo Pi 2. 2000 pounds...
2 comments posted 15yrs
posted by jwisniadumpthis
2 comments posted 15yrs posted by jwisniadumpthis

Question for Plasma Cutter Users

My 2500HD Chevy needs a gooseneck hitch. Unfortunately, there is a heat shield that must be removed or a section cut ou...
5 comments posted 15yrs
posted by aasberry
5 comments posted 15yrs posted by aasberry