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Conference unifix::sailing

Title:SAILING
Notice:Please read Note 2.* before participating in this conference
Moderator:UNIFIX::BERENS
Created:Wed Jul 01 1992
Last Modified:Mon Jun 02 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:2299
Total number of notes:20724

851.0. "Plastic halyard info needed!" by HYEND::RSCHLESS () Tue May 31 1988 09:52

    I can't stand my oxydized wire halyards and their grungie
    lines any more and am considering replacing them.
    
    Does anyone have experience with the new kevlar halyards?
    If so, 
    1. Is there a tremendous amount of stretch?
    
    2. Where is a good place to buy?
    
    3. What diameter would be appropriate for genoa and mains?
    
    4. What can I figure on spending per foot?
    
    5. How is the turnbuckle connected?  Do I give them
       my old turnbuckle, or just tie it on somehow?
    
    6. What'sthe chance that the oxydation has built up inside
       the mast (internal halyards) and the new halyards will
       look as bad as the old ones in 1 or 2 seasons?
    
    7. Oh yeah, its for a C&C 25.
    
    Thanks for the help!
    
    Beau
    

T.RTitleUserPersonal
Name
DateLines
851.1expensiveMLCSSE::BERENSAlan BerensTue May 31 1988 23:5739
re .0:

>>>    1. Is there a tremendous amount of stretch?

For various New England Ropes:

                        stretch at a load of   list price per foot
                       10% breaking strength         (1/2")
Sta-Set K900                  0.4%                   $3.20
(kevlar/spectra) 
Kevlar/Dacron Yacht Braid     0.6%                   $2.16
Sta-Set X (dacron)            1.5%                   $1.20
Sta-Set Yacht braid (dacron)  2.0%                   $1.12
        
>>>    2. Where is a good place to buy?

West Marine
    
>>>    3. What diameter would be appropriate for genoa and mains?

How big are the present wire halyards?
    
>>>    4. What can I figure on spending per foot?
    
About 60% of list price.

>>>    5. How is the turnbuckle connected?  Do I give them
       my old turnbuckle, or just tie it on somehow?

Huh? Halyards have shackles. Standing rigging has turnbuckles. NE Ropes 
thoughtfully provides splicing instructions.
 
>>>    6. What's the chance that the oxydation has built up inside
>>>       the mast (internal halyards) and the new halyards will
>>>       look as bad as the old ones in 1 or 2 seasons?
    
Oh, about 100%.


851.2kevlar = short life?MLCSSE::BERENSAlan BerensWed Jun 01 1988 00:0610
One more thing. Kevlar isn't happy about being bent around a sheave. 
Kevlar halyards are reported to have a very short life unless the sheave 
diameter is several times the line diameter. The masthead sheaves on 
most boats are too small to provide reasonable life for kevlar ropes. 
I'd leave the kevlar/spectra/exotic halyards/guys/sheets/etc to the 
fanatic racers who used to have large quantities of spare dollars before 
becoming fanatic racers. I'm quite happy cruising with NE Ropes Sta-Set 
Yacht Braid halyards.


851.3Not a Kevlar cruising man!AYOU17::NAYLORPurring on all 12 cylindersWed Jun 01 1988 05:1812
    I've used both steel and rope halyards and am *very* happy with
    the ropes. I use Marlow multi-plait and they last several seasons
    without showing signs of wear, then they go towards extra warps!
    I was advised against Kevlar for 2 reasons - one was the bending
    problem Alan mentioned in 851.2, but the other was more important
    for me that when wet they apparently have more slip on the winch
    drum than rope and with my "plastic" drums that would have been
    a real problem (didn't feel like shelling our mucho bucks to replace
    perfectly good winches!).
    
    Brian

851.4NEYT ON MARLOWLAGUNA::MILLMAN_JAThu Aug 11 1988 18:497
    I HAD BOUGHT SOME MARLOW BRAID FOR SHEETS (5/16 & 7/16) AND FEEL
    THAT IT WAS THE WORST PURCHASE I MADE.  I WAS USING NEW ENGLAND
    AND BOUGHT THIS MARLOW JUNK ON A SPECIAL AT A BOAT SHOW FOR OUR
    TRIP TO THE SOUTH PACIFIC AND THE LINE JUST DIDN'T LAST PERIOD.
    
    JAY