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Posted by on April 8, 2008, 1:18 pm
>S. Barker wrote:
>...top posting repaired...
>
>...
>>>>> ...black pipe was not recommended for LPG, ...
>...
>>> I still don't see it used in Florida. LPG is piped with plastic
>>> underground and copper inside or galvanized outside above ground on
>>> the low pressure side of the regulator.
>
>> galvanized is strictly not recommended. It's not against code, but it
>> can 'flake' and plug orifices.
>
>Some local codes, at least, do prohibit galvanized...
>
>Recently there have been some studies that indicate that usage isn't as
>much an issue as was one time thought (zinc reaction w/ trace
>contaminants) but other data I've seen indicate that w/ more imported
>gas and domestic supplies becoming more limited that those issues may
>becoming more significant again...
>
>Overall, I'd recommend against it (galvanized, that is) simply on basis
>of long-time precedent irregardless of local code on the issue for
>either NG or LP or LNG.
I don't suppose pipe rusts in your area
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