Yes, you're right, 2kpsi max.
On Nov 24, 2012, at 11:55 AM, dwight veinot <dwightvei...@hfx.eastlink.ca> wrote: > 1500-2000 kpsi… whow !!! 1kpsi = 1000psi but I may be confused on units > > I think my Navtec adjuster reads in psi, not kpsi. I find 1500-2000 psi OK > and sometimes up to and above 2500psi in real heavy air…your boat should take > that without cracking IMHO. I have experimented with backstay tension a lot > and on my 35 MKII performance does not seem to vary a great deal above 1200 > psi...maybe just my design and the way I have my rig setup…I do release > tension going downwind and that seems beneficial > > Dwight Veinot > C&C 35 MKII, Alianna > Head of St. Margaret's Bay, NS > From: CnC-List [mailto:cnc-list-boun...@cnc-list.com] On Behalf Of Tim > Goodyear > Sent: November 24, 2012 12:03 PM > To: Dennis C.; cnc-list@cnc-list.com > Subject: Re: Stus-List Keel R&R > > Good point. I do like a nice tight forestay... Upwind setting is between > 1500 to max of 2000 kpsi, which I didn't think would be too much. Maybe a > couple of longitudinal stringers in between the ribs in that area would help, > or living with more sag / less pointing ability. > > Tim > Mojito > C&C 35-3 > Branford, CT > > On Nov 24, 2012, at 10:43 AM, "Dennis C." <capt...@yahoo.com> wrote: > >> Tim, >> >> Do you have a hydraulic backstay adjuster? >> >> Dennis C. >> Touche' 35-1 #83 >> Mandeville, LA >> >> From: Tim Goodyear <timg...@gmail.com> >> To: "cnc-list@cnc-list.com" <cnc-list@cnc-list.com> >> Sent: Saturday, November 24, 2012 8:55 AM >> Subject: Re: Stus-List Keel R&R >> >> Thanks, Jake. I'll take a look under the anti fouling around the top of the >> keel stub this year. I've had two yards try to solve the crack at the back >> of the keel (the C&C frown?), but it is back this year with a little water >> weeping out. It's (now) all solid fiberglass in that area, so I don't know >> where the movement is starting. >> >> Tim >> >> >> >> On Nov 24, 2012, at 7:54 AM, "Jake Brodersen" <captain_j...@cox.net> wrote: >> >>> Tim, >>> >>> We found a number of hairline cracks in the keel stub. They were spread >>> out and not really concentrated in one area. The boat was originally >>> commissioned in Maine. I suspect that it had a hard grounding at some >>> point. I didn’t notice any stress at the back of the keel, which is where >>> you would expect to see major damage in a grounding. >>> >>> This past spring when I had the bottom paint soda blasted, we found some >>> longitudinal cracks in the gelcoat and glass on the port and starboard side >>> in the hull, less than a foot from the keel joint. One was over two feet >>> long. They were grounded out and glassed in. It is all faired in nicely >>> now. >>> >>> Jake >>> >>> From: CnC-List [mailto:cnc-list-boun...@cnc-list.com] On Behalf Of Tim >>> Goodyear >>> Sent: Friday, November 23, 2012 5:26 PM >>> To: cnc-list@cnc-list.com >>> Cc: <cnc-list@cnc-list.com> >>> Subject: Re: Stus-List Cutting my keel >>> >>> Jake, I know you've documented your project, but what did the cracks look >>> like before you started? Mojito has a couple of short hairline cracks at >>> the hull / stub joint on the port side, and at the very rear of the keel. >>> >>> Thanks, >>> >>> Tim >>> _______________________________________________ >>> This List is provided by the C&C Photo Album >>> http://www.cncphotoalbum.com >>> CnC-List@cnc-list.com >> >> >> _______________________________________________ >> This List is provided by the C&C Photo Album >> http://www.cncphotoalbum.com >> CnC-List@cnc-list.com >> >> >> _______________________________________________ >> This List is provided by the C&C Photo Album >> http://www.cncphotoalbum.com >> CnC-List@cnc-list.com > > No virus found in this message. > Checked by AVG - www.avg.com > Version: 2012.0.2221 / Virus Database: 2629/5416 - Release Date: 11/24/12 > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > CnC-List@cnc-list.com
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