Heh, how do you think he can keep his hands steady? :-)
Just sleeve the two lengths of tubing you're trying to join either internally
or externally, and weld it up!
Chris
---- mikflathead@aol.com wrote ----
>Did he drink the beer before welding:)
>
>
>
>-----Original Message-----
>From: Grant Saviers <grants2@pacbell.net>
>To: EZ Rhino <EZRhino@fastmovers.biz>; towertalk <towertalk@contesting.com>
>Sent: Sat, Jan 31, 2015 11:23 am
>Subject: Re: [TowerTalk] [Bulk] Re: welding aluminum
>
>I agree that "loss of temper" is low on the concerns list for amateur Al
>welding. Having a MIG or TIG welder capable of welding Al is a lot different
>(speaking from my failures) than having the skill to make structural grade Al
>welds. It also takes professional grade and high amperage equipment given the
>conductivity of Al. My Miller Econo-TIG (and me) weren't good enough for 14ga
>6061, I sold it. I have complete confidence in my MIG steel welds. It sounds
>like the 33'x40' H frame design is tube to tube structural welds and that may
>need a professional. Otherwise, consider Al plates and galvanized u-bolts like
>most element to boom clamps, which also has the advantage of it can be taken
>apart for repairs, etc. Phillystran guys are probably required for that large
>of a frame. I very much enjoyed watching a welder demonstrate the latest HF
>pulse TIG Miller welder as he welded together Coors cans. I think that is
>0.004" thick Al. The Olympics of welding for sure. Grant KZ1W On 1
/31/2015 7:49 AM, EZ Rhino wrote: > This topic is being over-analyzed, as
usual. It's not rocket science! We're talking about an amateur radio project
here, not building a space shuttle. There are towers made of aluminum, with
welded cross bracing, so I guess that means all aluminum towers are
structurally flawed? Not a chance. > > My mountain bike has carbon fiber tubes
and an aluminum rear triangle, bottom bracket, and headset. The aluminum and
carbon are joined with epoxy. It produces great results, as if all components
are one piece and the entire bike is very stiff. MANY aluminum bikes are also
TIG welded; just go into a bike store and take a look. > > Aluminum is welded
in thousands of structural products. As long as things are designed with the
right materials and design, loss of temper is the last thing I would be
concerned with. > > Chris > KF7P > > > On Jan 31, 2015, at 6:21 , Jim Thomson
wrote: > > Date: Sat, 31 Jan 2015 1:47:09 -0500 > From: <caraj@cox.net> > To:
Jim Thomson <jim.thom@telus.net>, towertalk@contesting.com > Cc:
caraj@cox.net, k2sfs73@gmail.com > Subject: Re: [TowerTalk] welding aluminum >
> Jim: > What's the name of this super duper glue in the US. > > Thanks, >
John, K2SFS > > ## Dunno. I should phone them up and ask. I googled it and
found > varying info on the subject. If its not too expensive, I should get
some, > just to experiment with. > > Jim VE7RF > >
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