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So, referring back to the OP about using the oven to anneal the bars, it WOU=
LDN=E2=80=99T be a good choice.=20
Peace,
Pat
Pat Horne=20
We support Habitat for Humanity
On Aug 8, 2020, at 10:03 AM, John Innis <jdinnis@gmail.com> wrote:
=EF=BB=BF
This matches my understanding as well. Brass and copper soften when quenche=
d. Steel and Aluminum harden when quenched.
> On Sat, Aug 8, 2020 at 9:59 AM Bob Spidell <bspidell@comcast.net> wrote:
> Could be (the plot thickens):
>=20
> "Annealing copper makes it softer and less brittle, which allows you to=20=
> bend it without breaking it. This malleability allows you to hammer and=20=
> mold the copper into any shape you wish without cracking the metal. You=20=
> can anneal any grade and thickness of copper as long as you have a flame=20=
> that can transmit enough heat to the metal. The most straightforward way=20=
> to anneal copper is by heating it with an oxygen acetylene torch and=20
> rapidly cooling it in water."
>=20
> https://www.wikihow.com/Anneal-Copper
>=20
>=20
>=20
> On 8/8/2020 7:43 AM, Pat Horne wrote:
> > Maybe you=E2=80=99re right & I=E2=80=99m wrong! Wouldn=E2=80=99t be the f=
irst time.
> >
> > Peace,
> > Pat
> >
> > Pat Horne
> > We support Habitat for Humanity
> >
> >
> > On Aug 8, 2020, at 9:33 AM, Bob Spidell <bspidell@comcast.net> wrote:
> >
> > =EF=BB=BFWell snap. I've been doing it wrong all these years I've reused=
copper, mostly on sealing washers for oil pan plugs.
> >
> > Thanks for the reply.
> > Bob
> >
> >
> >> On 8/8/2020 7:21 AM, Pat Horne wrote:
> >> I thought quenching made the metal less soft.
> >>
> >> Annealing requires slow cooling.
> >>
> >> Peace,
> >> Pat
> >>
> >> Pat Horne
> >> We support Habitat for Humanity
> >>
> >>
> >> On Aug 8, 2020, at 9:18 AM, Bob Spidell <bspidell@comcast.net> wrote:
> >>
> >> =EF=BB=BF Question for the List: Is it proper to quench--in water, pres=
umably, or oil maybe--copper to achieve softness after it's been heated 'che=
rry red?'
> >>
> >> Bob
> >>
>=20
> _______________________________________________
>=20
> Shop-talk@autox.team.net
> Donate: http://www.team.net/donate.html
> Suggested annual donation $12.96
> Archive: http://www.team.net/pipermail/shop-talk http://autox.team.net/arc=
hive
>=20
> Unsubscribe/Manage: http://autox.team.net/mailman/options/shop-talk/jdinni=
s@gmail.com
>=20
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=3D=3D=3D=3D=3D=3D=3D
=3D Never offend people with style when you =3D
=3D can offend with substance --- Sam Brown =3D
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
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<html><head><meta http-equiv=3D"content-type" content=3D"text/html; charset=3D=
utf-8"></head><body dir=3D"auto">So, referring back to the OP about using th=
e oven to anneal the bars, it WOULDN=E2=80=99T be a good choice. <div><=
br></div><div>Peace,</div><div>Pat<br><br><div dir=3D"ltr">Pat Horne <d=
iv>We support Habitat for Humanity</div><div><br></div></div><div dir=3D"ltr=
"><br>On Aug 8, 2020, at 10:03 AM, John Innis <jdinnis@gmail.com> wrot=
e:<br><br></div><div dir=3D"ltr">=EF=BB=BF<div dir=3D"ltr">This matches my u=
nderstanding as well. Brass and copper soften when quenched. Ste=
el and Aluminum harden when quenched.<br></div><br><div class=3D"gmail_quote=
"><div dir=3D"ltr" class=3D"gmail_attr">On Sat, Aug 8, 2020 at 9:59 AM Bob S=
pidell <<a href=3D"mailto:bspidell@comcast.net";>bspidell@comcast.net</a>&=
gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0p=
x 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Could b=
e (the plot thickens):<br>
<br>
"Annealing copper makes it softer and less brittle, which allows you to <br>=
bend it without breaking it. This malleability allows you to hammer and <br>=
mold the copper into any shape you wish without cracking the metal. You <br>=
can anneal any grade and thickness of copper as long as you have a flame <br=
>
that can transmit enough heat to the metal. The most straightforward way <br=
>
to anneal copper is by heating it with an oxygen acetylene torch and <br>
rapidly cooling it in water."<br>
<br>
<a href=3D"https://www.wikihow.com/Anneal-Copper"; rel=3D"noreferrer" target=3D=
"_blank">https://www.wikihow.com/Anneal-Copper</a><br>
<br>
<br>
<br>
On 8/8/2020 7:43 AM, Pat Horne wrote:<br>
> Maybe you=E2=80=99re right & I=E2=80=99m wrong! Wouldn=E2=80=99t be=
the first time.<br>
><br>
> Peace,<br>
> Pat<br>
><br>
> Pat Horne<br>
> We support Habitat for Humanity<br>
><br>
><br>
> On Aug 8, 2020, at 9:33 AM, Bob Spidell <<a href=3D"mailto:bspidell@=
comcast.net" target=3D"_blank">bspidell@comcast.net</a>> wrote:<br>
><br>
> =EF=BB=BFWell snap. I've been doing it wrong all these years I've reuse=
d copper, mostly on sealing washers for oil pan plugs.<br>
><br>
> Thanks for the reply.<br>
> Bob<br>
><br>
><br>
>> On 8/8/2020 7:21 AM, Pat Horne wrote:<br>
>> I thought quenching made the metal less soft.<br>
>><br>
>> Annealing requires slow cooling.<br>
>><br>
>> Peace,<br>
>> Pat<br>
>><br>
>> Pat Horne<br>
>> We support Habitat for Humanity<br>
>><br>
>><br>
>> On Aug 8, 2020, at 9:18 AM, Bob Spidell <<a href=3D"mailto:bspid=
ell@comcast.net" target=3D"_blank">bspidell@comcast.net</a>> wrote:<br>
>><br>
>> =EF=BB=BF Question for the List: Is it proper to quench--in water, p=
resumably, or oil maybe--copper to achieve softness after it's been heated '=
cherry red?'<br>
>><br>
>> Bob<br>
>><br>
<br>
_______________________________________________<br>
<br>
<a href=3D"mailto:Shop-talk@autox.team.net"; target=3D"_blank">Shop-talk@auto=
x.team.net</a><br>
t=3D"_blank">http://www.team.net/donate.html</a><br>
Archive: <a href=3D"http://www.team.net/pipermail/shop-talk"; rel=3D"noreferr=
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"http://autox.team.net/archive"; rel=3D"noreferrer" target=3D"_blank">http://=
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<br>
lk/jdinnis@gmail.com" rel=3D"noreferrer" target=3D"_blank">http://autox.team=
.net/mailman/options/shop-talk/jdinnis@gmail.com</a><br>
<br>
</blockquote></div><br clear=3D"all"><br>-- <br><div dir=3D"ltr" class=3D"gm=
ail_signature">=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<br>=3D Never offend people with style w=
hen you =3D<br>=3D can offend with substance --- Sam Brown =
=3D<br>=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
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