06-05-13, 09:44 PM
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#6
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Silent Hunter 
Join Date: Sep 2010
Posts: 3,975
Downloads: 153
Uploads: 11
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Quote:
Originally Posted by Mr Quatro
America should purchase the S-81 to protect the Great Lakes
due to no salt water it would be lighter.
Didn't WWII boats have a problem submerging in the Great Lakes, I think so
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In fresh water it would be less buoyant.
However, 75 tons is only 3%; that doesn't seem like a fatal margin to me.
Quote:
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... the excess weight could prevent it from surfacing after it dives.
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This seems exaggerated. Unless the problem is worse than they admit.
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