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Re: [PSUBS-MAILIST] hatch rings



Should the whole ring be stainless or could it be attached to a thicker piece of A516 -70 steel?

Brian
----- Original Message ----- 
From: "Carsten Standfuss" <MerlinSub@t-online.de>
To: <personal_submersibles@psubs.org>
Sent: Wednesday, April 07, 2004 2:06 PM
Subject: Re: [PSUBS-MAILIST] hatch rings


> I would say: Yes. 
> 
> In the year 2004 hatches rings and troughull connetors should be made
> from stainless steel. Corrosion on this parts can be really expensive
> over the years. Maintance time is also an issue. 
> 
> regards Carsten
> 
> > Brian Cox schrieb:
> > 
> > Do the hatch rings need to be stainless
> 
>