I 2nd Merv's experience. My on the ground
radials, on an oceanside salt marsh, have
held up as new for 4 years and I used the
lead free plumbing solder. The only issue
is that solder requires a bit more heat
then the leaded solder.
That's all I use outdoors any more.
734 & HNY,
Gary
KA1J
> Here in salt air regular solder turns to white powder pretty fast,
> I have been also using lead free solder, I got a roll of plumbers
> solder and a jar of resin flux. works very well on #10 radials and
> 4 inch wide copper strap etc. Have left several joints exposed
> and there is no corrosion after 4 years.
> Works great so far.
> 73 Merv K9FD/KH6
>
> > 2% is about what the lead-free electronic solders are (they are a
> > tin/silver/copper alloy and are mostly tin). Don't bother with the 30%. My
> > mechanical contractor uses this stuff to fix things he can't reach well
> > enough to braze. It's not generally used for anything normal.
> >
> > Coincidentally I was just out soldering more radials last night. I use 18
> > gauge solid copper radial wire and a 1/2" copper pipe ring to tie them
> > together. My original 29 radials were all soldered with lead-free
> > electronic solder and they are all fine after 2-3 years. I didn't do
> > anything to try to protect the soldered connections -- everything is fully
> > exposed and lying on the ground.
> >
> > I added 31 more radials. I soldered some the same way, but I'm trying
> > regular lead-free plumbing solder on the others. I am finding the plumbing
> > flux to work better than the rosin-core solder (it wets the joints more
> > evenly). I'm not sure what the exact alloy is for the plumbing solder.
> >
> > If you use the solder bars remember that you'll need separate flux and
> > brushes to apply it. I like the water soluble flux -- it cleans up way
> > easier.
> >
> > -Bill KB8WYP
> >
> > Sent from my iPad
> >
> >> On Dec 30, 2014, at 7:28 PM, Jorge Diez CX6VM <cx6vm.jorge@gmail.com>
> >> wrote:
> >>
> >> Hello
> >>
> >> I read about using silver to solder wire radials to terminals
> >>
> >> This week I decided to ask sellers about silver solder and they offered me
> >> a 2% and 30% silver bars
> >>
> >> What we need for our use? Will be ok to use 2%? The difference in price is
> >> extremely high!
> >>
> >> Thanks,
> >> Jorge
> >> CX6VM/CW5W
> >>
> >> Enviado desde mi iPhone
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