[PSUBS-MAILIST] Cold verses Hot rolled Tee rings ?

[David Colombo via Personal_Submersibles]

Hi Ian,
I am using 2x2x1/4  cold rolled t-rings externally on the SeaQuestor . I
have 9 rings total. I'll let you know the cost as soon as I get my quote
back.


Best Regards,
David Colombo

804 College Ave
Santa Rosa, CA. 95404
(707) 536-1424
www.SeaQuestor.com


On Tue, Jun 12, 2018 at 2:27 PM, hank pronk via Personal_Submersibles <
personal_submersibles at psubs.org> wrote:

> Ian,
> Why T rings, it might be cheaper and for sure super accurate to cut rings
> from plate.  You can have rings cut in halves or thirds to save material.
> Gamma has solid rings internal instead of T bars.  Just an option.
> Hank
>
> On Tuesday, June 12, 2018, 3:08:52 PM MDT, Brian Cox via
> Personal_Submersibles <personal_submersibles at psubs.org> wrote:
>
>
> Ian,
>       What I did was to order vertical and horizontal rings and weld them.
>
> Brian
>
>
>
> --- personal_submersibles at psubs.org wrote:
>
> From: irox via Personal_Submersibles <personal_submersibles at psubs.org>
> To: personal_submersibles at psubs.org
> Subject: [PSUBS-MAILIST] Cold verses Hot rolled Tee rings ?
> Date: Tue, 12 Jun 2018 11:15:52 -0700 (GMT-07:00)
>
>
> Hi sub folks,
>
> for my K250 (VAST MKIII type) resto-mod I'm planning on adding external
> re-enforcing rings.
>
> I recently got a quote for some hot rolled T rings (1-1/2 x 1-1/2 x 1/4 OD
> 39" out-of-round tolerance %1) for ~$800 + shipping.  Since it was the only
> place that replied to my quote request, I'm thinking of going with them.
>
> I know cold rolled is dimensionally more accurate, but is going with hot
> rolled going to cause me issues?
>
> Thanks,
>   Ian.
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