[PSUBS-MAILIST] 12'' Pipe coupling

Fri Mar 20 13:37:17 EDT 2015

Thanks David, sounds like it is working. I had to change my (server) ? when
I moved my welding company to the other side of the Island which meant that
I also had to change my email address and the new format is very different
that what I had.

Rick

On Thu, Mar 19, 2015 at 8:58 PM, Seaquestor via Personal_Submersibles <
personal_submersibles at psubs.org> wrote:

> Rick, got it in California.
> Best Regards,
> David Colombo
>
>
> Sent from my Verizon Wireless 4G LTE smartphone
>
>
> -------- Original message --------
> From: Rick Patton via Personal_Submersibles <
> personal_submersibles at psubs.org>
> Date: 03/19/2015 10:20 AM (GMT-08:00)
> To: Personal Submersibles General Discussion <
> personal_submersibles at psubs.org>
> Subject: Re: [PSUBS-MAILIST] 12'' Pipe coupling
>
> I have posted a couple of messages over the last few weeks and it doesn't
> seem to go threw. Not sure if this will either. I tried sending Jon an
> email at jonw at psubs.org and it came back. Let me know if anyone gets this.
>
> Rick
>
> On Thu, Mar 19, 2015 at 12:38 AM, glen brown via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
>> Thanks James
>> You got me thinking ,maybe a sleeve with 4 o rings that can just slide
>> over with something that can keep it in position.
>>
>> Glen
>>
>> On Thu, Mar 19, 2015 at 11:47 AM, James Frankland via
>> Personal_Submersibles <personal_submersibles at psubs.org> wrote:
>>
>>> Hi Glen,
>>> I think it looks like a good idea.  A bit of extra security on the
>>> seal.  I cocked up making that seal as per the plans so did mine a
>>> different way.  However, I was never keen on the original design anyway.  I
>>> believe George had at least one battery pod flood at some point.
>>>
>>> You could even maybe make your own version of that coupling.  A ring of
>>> rubber say 2" wide covering the joint with a suitably made stainless ring
>>> cramped over it.  Would be easy to make.  You could even maybe use a piece
>>> of rubber cut from an old inner tube and stretched over.  Not very
>>> sophisticated but would probably work and cheaper?  Also there wouldn't be
>>> anywhere for water to collect and there would be no metal contact to rub
>>> your paint off.  Just a thought.
>>>
>>> Kind Regards
>>> James
>>>
>>>
>>>
>>> On 19 March 2015 at 09:30, Alan James via Personal_Submersibles <
>>> personal_submersibles at psubs.org> wrote:
>>>
>>>> That's OK, sorry I wasn't much help.
>>>> I have book marked this site
>>>>
>>>> http://prevco.com/products/subsea-housings/seal-configuration/single-face-seal
>>>> They are experts in sealing underwater housings. There are several
>>>> examples
>>>> of sealing methods, & their pros & cons are discussed.
>>>> Alan
>>>>
>>>>   ------------------------------
>>>>  *From:* glen brown via Personal_Submersibles <
>>>> personal_submersibles at psubs.org>
>>>> *To:* Personal Submersibles General Discussion <
>>>> personal_submersibles at psubs.org>
>>>> *Sent:* Thursday, March 19, 2015 9:04 PM
>>>>
>>>> *Subject:* Re: [PSUBS-MAILIST] 12'' Pipe coupling
>>>>
>>>> thanks for the input Alan
>>>>
>>>>
>>>>
>>>> On Wed, Mar 18, 2015 at 9:52 PM, glen brown <gbrown091 at gmail.com>
>>>> wrote:
>>>>
>>>> I think they would work better externally Alan the wet switches are a
>>>> must ,but I must admit the pod seal arrangement gives me sleepless
>>>> nights.I have also just cut my CT off and re mated the hatch and re cut
>>>> the o ring groove to hold a 9 mm od o ring. Maybe I am getting a bit
>>>> paranoid. As to the cricket looking good, do the Americans actually play
>>>> unprotected sport?
>>>>
>>>> On Wed, Mar 18, 2015 at 9:24 PM, Alan James via Personal_Submersibles <
>>>> personal_submersibles at psubs.org> wrote:
>>>>
>>>> Another thought Glen,
>>>> those seals for pipes would be designed for internal pressure.
>>>> Are they OK for external also?
>>>> Alan
>>>>
>>>>
>>>>   ------------------------------
>>>>  *From:* glen brown via Personal_Submersibles <
>>>> personal_submersibles at psubs.org>
>>>> *To:* Personal Submersibles General Discussion <
>>>> personal_submersibles at psubs.org>
>>>> *Sent:* Thursday, March 19, 2015 7:40 AM
>>>> *Subject:* Re: [PSUBS-MAILIST] 12'' Pipe coupling
>>>>
>>>> Alan
>>>> Its 316 ss ,I was thinking of assembling with grease there is more than
>>>> enough space to fit it ,you get some of the fittings with triple
>>>> seals up to 2000 psi
>>>> Glen.
>>>>
>>>>
>>>> On Wed, Mar 18, 2015 at 8:13 PM, Alan James via Personal_Submersibles <
>>>> personal_submersibles at psubs.org> wrote:
>>>>
>>>>
>>>>
>>>> Glen,
>>>> as long as salt water doesn't sit in it after a dive
>>>> & cause corrosion. ( I suspect it must) Or clamping it on doesn't
>>>> wear in to your paint work & expose the metal
>>>> also to corrosion.
>>>> Alan
>>>>
>>>>
>>>>   ------------------------------
>>>>  *From:* glen brown via Personal_Submersibles <
>>>> personal_submersibles at psubs.org>
>>>> *To:* Personal Submersibles General Discussion <
>>>> personal_submersibles at psubs.org>
>>>> *Sent:* Thursday, March 19, 2015 6:58 AM
>>>> *Subject:* [PSUBS-MAILIST] 12'' Pipe coupling
>>>>
>>>> I am planing on as an "extra safety" for my K350 B pods end caps
>>>> ,covering the join between the end caps and the pod with a hp pipe join
>>>> coupling.
>>>>
>>>> Any comments most welcome.
>>>>  Glen
>>>>
>>>>
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>>>> Personal_Submersibles at psubs.org
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>>>>
>>>>
>>>>
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>>>>
>>>>
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