What kind of clamps do you use on the tower? I have used water line clamps and hose clamps but I always thought that exothermic welding was the proper way to do it. Is there a 'proper' clamp to use?
On Mon, Mar 23, 2015 at 4:12 PM, Chuck McCown <[email protected]> wrote: > https://www.erico.com/products/e1145wb06.asp > No molds required. About $7 each (that was several years ago). > > *From:* Robert Haas <[email protected]> > *Sent:* Monday, March 23, 2015 4:02 PM > *To:* [email protected] > *Subject:* Re: [AFMUG] Cad welding expert advice needed :) > > > Yeah, cad welding to the guy wire is bad juju, weld to the plate as Chuck > suggests. > > I’ve always been leery of cad welding to a rohn 20/25 so we just clamp > them – we’ve had too many fence posts burn through – I’d hate for the same > to happen to a tower leg. > > > > We use #2 solid tinned copper for the wire. > > > > A couple of things on the molds – try to be creative – for instance if you > know you need a ‘T’ mold – buy a ‘+’ mold instead and just push the wire > through the mold. Same goes with the mold for the wire to ground rod – we > buy molds with parallel wire passing through rather than a dead end to the > rod. If the wire is dead ending, toss a short piece of scrap to plug one of > the wire holes and push the other wire through.. > > It really keeps the number of molds down to a minimum and allows more > flexibility overall. > > > > > > *From:* Af [mailto:[email protected]] *On Behalf Of *Chuck Hogg > *Sent:* Monday, March 23, 2015 4:08 PM > *To:* [email protected] > *Subject:* Re: [AFMUG] Cad welding expert advice needed :) > > > > We bought the forms and do them from CadWeld. We do it to them just like > what you are describing, but we weld to the guy wire plate not the wire > itself. All kinds of youtube videos of it. > > > Regards, > Chuck > > > > On Mon, Mar 23, 2015 at 5:05 PM, Bill Prince <[email protected]> wrote: > > I would think that would be a "bad idea". Copper to zinc would not be a > strong weld, and it would start some kind of galvanic reaction, not to > mention weakening the cable. > > copper-copper will work, but I don't think it's actually welding, I think > it might be brazing? > > > bp > > <part15sbs{at}gmail{dot}com> > > > > On 3/23/2015 2:01 PM, Ken Hohhof wrote: > > I was not aware you could cadweld to guy wires. > > > > *From:* Paul McCall <[email protected]> > > *Sent:* Monday, March 23, 2015 3:40 PM > > *To:* [email protected] > > *Subject:* [AFMUG] Cad welding expert advice needed :) > > > > First foray into cad welding… actually my logistics guy is digging into it. > > > > We basically need to do 3 types of welding for towers. > > > > 1) Welding copper ground cable to the guy 3/16”, ¼” and 5/16” wires > > 2) Welding copper ground cable to ground rods 5/8” > > 3) Welding copper ground cable to Rohn 25G and 45G tower piece. > > > > Looking at lots of models, pieces parts. > > > > Anybody have some practical suggestions on pieces parts, vendors etc? > > > > Thanks! > > > > Paul McCall, Pres. > > PDMNet / Florida Broadband > > 658 Old Dixie Highway > > Vero Beach, FL 32962 > > 772-564-6800 office > > 772-473-0352 cell > > www.pdmnet.com > > [email protected] > > > > > > >
