Subject: [harryproa] Re: Visionarry mast is up!
From: "b_rodwell2002" <b_rodwell@hotmail.com>
Date: 2/10/2006, 3:54 AM
To: harryproa@yahoogroups.com.au
Reply-to:
harryproa@yahoogroups.com.au

Did you make your own carbon rcb track or attach one that can be bought?
--- In harryproa@yahoogroups.com.au, "Rob Denney" <proa@i...> wrote:
>
> > 
> > Looks fantastic, Mark has done an incredibly good job.
>
> I really hope to see it sailing now !
>
> Nicolas
>
> He most certainly has.    Sailing trials should be next week, all
going well. 
>
> Some details:
>
> Mast length: 18m/60',
> Above deck: 16m/53'
> Diameter at base: 300mm/12"
> Diameter at tip: 100mm/4"
> Safety factor: 2.5
> Designed weight of bare tube: 119 kgs/262 lbs
> Actual weight of bare tube: 117 kgs/257 lbs
> Designed deflection with 153 kgs/337 lbs midway along mast: 178mm/7"
> Actual deflection with 153 kgs midway along the mast: 175mm/6.9"
> Designed tip deflection at capsize: 2.9m/9'8"
> Actual deflection at capsize: yet to be established!
> Cost of mast painted with top and bottom fittings:
$AUS15,000/$US10,800/9,000 Euros
> Additional cost for lightweight carbon rcb track bonded on:
$2,800/$US2,000/1,680 Euros
>
> regards,
>
> Rob







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