[PSUBS-MAILIST] exotic steel

[Sean T Stevenson via Personal_Submersibles]

I don't recall if I included it in the numbers I ran for you, but don't forget that you need a corrosion allowance on the exposed surface which doesn't factor in to the strength calcs, but will affect your weight / buoyancy numbers.

Sean


On April 29, 2015 6:23:12 PM MDT, "swaters at waters-ks.com via Personal_Submersibles" <personal_submersibles at psubs.org> wrote:
>I have a study that has the numbers somewhere, I just have to look for
>it. If I remember right it was about 200 lbs negative before anything
>else so ends up probably 1000+ heavy when you get all the stuff on it.
>I think the HY-100 was like 800 positive before anything. I want to
>limit it to no bigger than a 6 feet diameter. My goal is to have a
>vehical no heavier than 10,000 lbs.
>Thanks,
>Scott Waters
>
>
>Sent from my U.S. Cellular® Smartphone
>
>
>-------- Original message --------
>From: hank pronk via Personal_Submersibles
><personal_submersibles at psubs.org> 
>Date:04/29/2015  6:59 PM  (GMT-06:00) 
>To: Personal Submersibles General Discussion
><personal_submersibles at psubs.org> 
>Cc:  
>Subject: Re: [PSUBS-MAILIST] exotic steel 
>
>
>Scott,
>I am talking about 516-70, when you say way over,  what does that mean,
>and can increasing the dia compensate. I thought you were talking about
>1,000 meters.  If you decide on 2,000 m then that is another story :-) 
>Seems your trip to see Karl has given you some things to think about.
>Hank --------------------------------------------
>On Wed, 4/29/15, swaters at waters-ks.com via Personal_Submersibles
><personal_submersibles at psubs.org> wrote:
>
>Subject: Re: [PSUBS-MAILIST] exotic steel
>To: "Personal Submersibles General Discussion"
><personal_submersibles at psubs.org>
>Received: Wednesday, April 29, 2015, 7:41 PM
>
>Hank,When
>you say traditional material are you talking 516 grade 70 or
>HY100. If it is 516 grade 70 it becomes way overweight. If
>it is HY100 I have the sheets that Sean ran for me. The next
>question is do I want to aim for 1000 meters or 2000
>meters? Thanks,Scott
>Waters
>
>Sent
>
>
>
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