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Posted by dpb on October 18, 2007, 9:26 pm
AussieRich wrote:
>> "AussieRich" wrote ...
>>
>>> Hi,
>>> I live in australia and hve no mains water supply.
>>> So I have 2 23000ltr (6000gal) corrugated steel tanks. these cost
>>> approx $3000 each.
>>> I need another tank and was wondering If I could make one.
>> Sure if you have a way to roll the steel and weld the seems so that they
>> don't leak.
>>
>>> http://www.talesfromthebox.com/wp-gallery/Garden/tank2.jpgis a
>>> picture of one.
>>> They seem a very simple construction and my estimate is that it would
>>> cost approx $1000 in materials.
>> It seems you might be able to get a plastic water storage tank for about
>> that price.
>
> Plastic tanks of this size are approximately $3000. no cheaper, will
> melt in a bushfire and don't look as good as metal to me.
>
> The two tanks I have are riveted with the sems sealed sith silicone/
> silastic. No welding required, which would be really hard to do
> considering the metal is less than 1mm thick.
Never tried it, but that would be a pretty mean riveting job by hand
methinks. What were you thinking to use? While there are a potful of
them, there's a fair amount of force and the seams will have to be
uniformly tight to have a chance of holding permanently.
What would you propose for the bottom/top and how to form them to fit?
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