[TheForge] Re: Dielectric connections

[Peter Fels & Phoebe Palmer]

Thanks Reis;
eh, Stephen,eh....grunt.....pf

Stephen Snow wrote:
> This is what Hegel termed dielectrical reasoning.
> 
> Steve Snow
> 
> -----Original Message-----
>> From: Jerry Frost <akfrosty at mtaonline.net>
>> Sent: May 19, 2008 1:36 PM
>> To: Blacksmithing List Sponsored by ABANA <theforge at mailman.qth.net>
>> Subject: Re: [TheForge] Re: Dielectric connections
>>
>> Thanks Ries.
>>
>> Whew! I was beginning to doubt my memory. . . MORE!
>>
>> Frosty
>> -------------------------------
>> If it ain't forged
>> it ain't real.
>> Wrought iron is.
>> The FrostWorks
>>
>> Meadow Lakes, AK.
>>
>>
>> From: "ries" <ries at riesniemi.com>
>>
>>
>>> We are not talking about ALL electrical connections 
>>> here- the bronze  fitting Jerry is referring to is 
>>> made, and sold, to solve a specific  application 
>>> between two metals.
>>> When plumbing, you often come up with a situation 
>>> where you need to  connect black iron, or galvanized 
>>> iron, to copper. These two metals  are far enough 
>>> apart on the galvanic corrosion chart that there may 
>>> be, depending on the presence of salts in your water, 
>>> corrosion if  they are connected directly.
>>> Bronze connectors are used, as they are about halfway 
>>> in between steel  and copper. Split the difference, 
>>> and minimise the chances of failure.
>>>
>>> This has been a time honored plumbing trick for 
>>> probably 50 years or  more.
>>>
>>> No, it does not apply to capacitors, or to insulating 
>>> 240,000 volt  lines, or to other real electrical 
>>> uses- but it is very common, and  works quite well, 
>>> to prevent galvanic corrosion in common plumbing 
>>> apps.
>>>
>>> Ries
>>>
>>>
>>> Ries Niemi
>>> Industrial Artist
>>> http://www.riesniemi.com/
>>>
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> 
> 
> ========================================
> Stephen Snow, PhD, LPC
> shsnow at mindspring.com
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