[Public-List] Chainplates

Randy Katz via Public-List public-list at lists.alberg30.org
Wed Nov 4 15:05:30 PST 2015


Hi,
Yes, I've heard that 5/16 is the way to go. I also understand that
alternating the directions of the bolts is the way to go--like this: top
bolt, head sticking out; second bolt, nut end sticking out; third bolt,
head sticking out.

Who knows?

Randy Katz
#249 Simple Gifts
Seattle/Bellingham, WA



> Message: 3
> Date: Tue, 3 Nov 2015 23:02:35 -0500
> From: Wes Gardner via Public-List <public-list at lists.alberg30.org>
> To: Glenn Brooks <brooks.glenn at comcast.net>
> Cc: Alberg 30 Public List -- open to all
>         <public-list at lists.alberg30.org>
> Subject: Re: [Public-List] chainplates
> Message-ID: <C41E5648-59D2-4DE2-AF93-7E968758928C at gmail.com>
> Content-Type: text/plain;       charset=us-ascii
>
> Hey All,
>
> Did I also mention that someone did in truth "upgrade" to 1/4" shoulder
> bolts but then proceeded to run the bolt in "backwards" such that the
> chainplate still bore on the nut end and therefore the threaded portion of
> the shoulder bolt, in effect doing absolutely nothing.
>
> Make sure your bolts are in the "right" way....
>
> I assume most folks have upgraded to 5/16"????
>
> Wes
>
> > On Nov 3, 2015, at 9:01 PM, Glenn Brooks <brooks.glenn at comcast.net>
> wrote:
> >
> > Wes,  no reason to bond the chain plate.  Far better to reinforce the
> knee for the forward lower chainplates with several additional layers of
> fiberglass mat and roving, then drill, bed and reinstall the chainplates
> with 5/16" bolts.  I actually anchored all my upper chainplates with one
> 3/8" bolt, and then added 5/16" bolts.  The biggest risk after reinstalling
> the chainplates with larger bolts is that the knee might pull away from the
> hull. Hence the preventative measure of adding DG reinforcement.
> >
> > It's perfectly fine, actually necessary, to bed the thru deck area where
> the chain plates emerge from the deck, with 4200 or 5200. The material
> flexes a bit and keeps out water- preventing rot and delamination in the
> knees and bulkheads.
> >
> > Glenn B.
> >
> > Sent from my iPad
> >
> >> On Nov 3, 2015, at 5:44 PM, Wes Gardner via Public-List <
> public-list at lists.alberg30.org> wrote:
> >>
> >> Yes, at first I was considering bonding the chain plate to either the
> knee or bulkhead but I think maybe the crevice corrosion factor may prevent
> that.
> >>
> >> Sent from my iPhone
> >>
> >>> On Nov 3, 2015, at 7:10 PM, Randy Katz via Public-List <
> public-list at lists.alberg30.org> wrote:
> >>>
> >>> Greetings,
> >>>
> >>> Was it Wes talking about replacing bolts and gooping over with 5200?
> If I
> >>> understand the comment correctly, I'd suggest using something other
> than
> >>> 5200 so access to the bolts could easily be had at a later date. Also,
> >>> leaving the SS hardware open to the air as much as possible can reduce
> >>> possibilities of crevice  corrosion.
> >>>
> >>> My apologies if I misunderstood the post!
> >>>
> >>> Regards,
> >>>
> >>> Randy Katz
> >>> #249 Simple Gifts
> >>> Bellingham/Seattle WA
>



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