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Search: Posts Made By: pda1964
Forum: SparTalk 05-02-2017, 06:29 PM
Replies: 4
Views: 2,099
Posted By pda1964
Got the rigger's apprentice. Great book! Able to...

Got the rigger's apprentice. Great book! Able to work through the equations and the mast and rigging are well within the design parameters for the expected loads. Whew! That's a relief.
Forum: SparTalk 05-02-2017, 06:25 PM
Replies: 0
Views: 1,094
Posted By pda1964
Mast splice

Working on a mast splice for an Isomat ng70. According to sparcraft, the splice insert needs to be 32 inches total length with 16 inches in each section. What I've found on rivets recommends 4x dia...
Forum: SparTalk 04-27-2017, 03:59 PM
Replies: 4
Views: 2,099
Posted By pda1964
Thanks for the reply! I guess I should explain...

Thanks for the reply! I guess I should explain that I am a complete newby as I have no idea what calculations you are referencing. Can you point me in a direction to look?
I am a mechanical engineer...
Forum: SparTalk 04-27-2017, 05:34 AM
Replies: 4
Views: 2,099
Posted By pda1964
Stay and Spreader Questions

Hi,

Newby here. I have a Jeanneau Sun FIzz that was demasted just below the first set of spreaders. I have sourced a replacement NG-70 profile from another boat (apparently this was a popular...
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