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Posted by jim on October 17, 2009, 10:34 pm
On Oct 17, 8:20=A0pm, cl...@snyder.on.ca wrote:
> On Sat, 17 Oct 2009 17:25:40 -0400, jeff_wisnia
> >cheapd...@home.com wrote:
> >> I have hot water heating, and removed =A0all the baseboard heaters to =
refinish
> >> living room floor. =A0My house was built in 1951 and has old style bas=
eboard
> >> heaters they have two 1/2 inch copper pipes that run through them and =
each
> >> section is 54 inch long and sweat soldered together...anyway about 36 =
ft
> >> altogether. I made a few cuts to get it apart and now have run into a
> >> problem trying to put back together...it seems that the 1/2 inch coppe=
r they
> >> used in 1951 (or at least what was used in my system) is about 1/16 in=
ch
> >> bigger than the fittings - 1/2" elbows & couplers.....................=
what
> >> to do? =A0I have tired using emery cloth to grind down old copper a li=
ttle so
> >> the fitting will go over it, but it is not working, after much work ca=
n just
> >> get fitting on like 1/16 inch..... I can not afford to go out and buy =
all
> >> new heaters right now......I only have 2 90's and about 8 couplers to =
sweat
> >> together........what to do???? any help appreciated.
> >Any chance those olde heaters use 5/8" pipe and not the 1/2" pipe you're
> >described?
> >You know, there is a 5/8" copper pipe standard:
> >http://www.engineeringtoolbox.com/astm-copper-tubes-d_779.html
> >Have you used a vernier caliper or a micrometer to confirm the pipe's
> >outside diameter?
> >And, they do make fittings for 5/8" copper pipe:
> >http://www.hardwareandtools.com/invt/u102106
> >Good luck, let us know how you make out,
> >Jeff
> I was going to say the same. MOST Hydronic heating systems used a lot
> of 5/8" copper.- Hide quoted text -
> - Show quoted text -
You have copper tubing not pipe and you should be able to get the
fittings at a wholesale not Home Depot Refridge fittings will work do
not sand the pipe thinner as it is holding some pressure in the system
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> living room floor. My house was built in 1951 and has old style baseboard
> heaters they have two 1/2 inch copper pipes that run through them and each
> section is 54 inch long and sweat soldered together...anyway about 36 ft
> altogether. I made a few cuts to get it apart and now have run into a
> problem trying to put back together...it seems that the 1/2 inch copper they
> used in 1951 (or at least what was used in my system) is about 1/16 inch
> bigger than the fittings - 1/2" elbows & couplers.....................what
> to do? I have tired using emery cloth to grind down old copper a little so
> the fitting will go over it, but it is not working, after much work can just
> get fitting on like 1/16 inch..... I can not afford to go out and buy all
> new heaters right now......I only have 2 90's and about 8 couplers to sweat
> together........what to do???? any help appreciated.