Welding porn

PeteMoore

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Well it matches my "faux wedding ring" to save my real one getting damaged, which you can see is now well broken in

10472079_278715238979035_29039624_n.jpg


So I think we will leave the discussion regarding what others may use it for for another thread.
 
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Daz500

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Would you not do more damage to your own two fingers wearing one of those after accidentally striking another object? (originally posted when this was a discussion item ...)

Anyway, perhaps a daft question ... but when going for smart tig welding like that, how are you getting a nice consistent rotation around the metal? Are these guys using holders/jigs than can be easily rotated or is it just total skill from plenty of experience?
 

PeteMoore

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Would you not do more damage to your own two fingers wearing one of those after accidentally striking another object? (originally posted when this was a discussion item ...)

Anyway, perhaps a daft question ... but when going for smart tig welding like that, how are you getting a nice consistent rotation around the metal? Are these guys using holders/jigs than can be easily rotated or is it just total skill from plenty of experience?

some are using positioners which rotate using a footpedal to control the speed, but those doing manifolds and stuff are almost all freehand.

@stevieturbo some beautiful welds in that link +o(
 

stevieturbo

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Would you not be embarrassed to post those pictures online? Nice welding :party:

It's the flip side of porn...

But they're just proving a point, and doing it spending virtually no money. Building the cars with bits they have around, from parts from a junkyard, chinese tubos etc etc. Then going bloody fast at the same time.

Which lets face it...would be good fun ! Dirt cheap racing.
 

sam_9n

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Haven't done much tig recently but doing my manifold eventually so starting to practice again. I tried 'weaving' probably not in the same way the pros do it but here is mine... Bottom of a mild steel bar

ImageUploadedByTapatalk1415375309.251173.jpg


And just some simple straight line stuff. Grade of stainless I'll be using is 316S for my mani so hoping the welds come out like below (mild steel again)

ImageUploadedByTapatalk1415375378.799919.jpg


I did a long strip of about 10 inches but never got a photo.
 

Mark_C

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Haven't done much tig recently but doing my manifold eventually so starting to practice again. I tried 'weaving' probably not in the same way the pros do it but here is mine... Bottom of a mild steel bar

View attachment 70292

And just some simple straight line stuff. Grade of stainless I'll be using is 316S for my mani so hoping the welds come out like below (mild steel again)

View attachment 70293

I did a long strip of about 10 inches but never got a photo.

Would you consider 321 stainless? I had mine made in it and it seems a lot better than my old one that I knocked up from bits of 316. Seems to be more widely used in high temp environments too.
 

sam_9n

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Would you consider 321 stainless? I had mine made in it and it seems a lot better than my old one that I knocked up from bits of 316. Seems to be more widely used in high temp environments too.

Anyone I'd asked mentioned the 316S material. The flange is 316 but don't see why I couldn't use 321 for tubing etc?
 

FM155

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If possible use 321 as it is titanium stabilised and has very consistent properties when welded.
316 and 304 can give precipitation corrosion issues when welded unless you can get hold of the low carbon versions (316L or 304L). Found that out the hard way a few years back..:oops:

All the 300 series stainless start to have a fairly big drop off in material properties at around 1000F / 540C so depending on what is being held by the manifold eg turbo, you can get cracking issues.
I've found this table useful in the past..;) upload_2014-11-8_19-30-19.png

upload_2014-11-8_19-30-19.png
 
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