Forum: SparTalk
08-16-2016, 11:52 AM
|
|
Replies: 1
Views: 1,676
Bent Mast
I removed mast from 34 foot sailboat (mast is 39 feet long) about a year ago to redo all the rigging and repaint the mast. I had the mast outside and well supported along it length. I noticed over...
|
|
Forum: SparTalk
03-23-2016, 02:11 PM
|
|
Replies: 1
Views: 1,754
Rigging Pin Size
For 5/16 inch dia 1x19 wire, I am able to buy fittings that are for 1/2 inch dia pins or 5/8 inch dia pins (for example Hi-Mod mechanical fittings). I am not able to find documentation on the...
|
|
Forum: SparTalk
10-29-2015, 12:39 PM
|
|
Replies: 0
Views: 1,850
Inner Forestay & Solent Stay Mast Fitting
I would like to install fittings on my mast for both an inner forestay and solent stay. Plan to do some sail experiments between the two sails.
For the solent stay, what is your opinion of say a...
|
|
Forum: SparTalk
05-07-2015, 11:33 AM
|
|
Replies: 11
Views: 8,626
I looked at bronze and wanted to go that way. ...
I looked at bronze and wanted to go that way. The cost was similar to stainless and I could drill the material myself and no need to polish like stainless. I was planning to go with silicon bronze....
|
|
Forum: SparTalk
04-13-2015, 11:08 AM
|
|
Replies: 3
Views: 2,613
Bronze Stem Head Fitting Inspection
Could you tell me how to inspect a bronze stem head fitting? I am in the process of replacing all my stainless steel chain plates. How do you inspect bronze fittings for condition. Do I just look...
|
|
Forum: SparTalk
04-06-2015, 11:20 AM
|
|
Replies: 1
Views: 1,812
Mast and Stainless Steel Islolation
What material would you recommend to isolate a large stainless steel mast band that contains the spreader arm sockets and lower tangs as well as the baby stay? The fitting is about 6 inches wide and...
|
|
Forum: SparTalk
01-29-2015, 03:55 PM
|
|
Replies: 11
Views: 8,626
|
|
Forum: SparTalk
01-22-2015, 11:10 AM
|
|
Replies: 11
Views: 8,626
|
|
Forum: SparTalk
01-15-2015, 10:18 AM
|
|
Replies: 11
Views: 8,626
|
|
Forum: SparTalk
01-14-2015, 03:29 PM
|
|
Replies: 11
Views: 8,626
Titanium Chain Plates
Brion,
What are your current thoughts on the use of titanium for chain plates? Does your shop fabricate titanium chain plates? If not, any recommendations? How about bolts for the titanium chain...
|
|
Forum: SparTalk
03-10-2014, 02:32 PM
|
|
Replies: 3
Views: 3,447
|
|
Forum: SparTalk
03-07-2014, 02:02 PM
|
|
Replies: 3
Views: 3,447
Inner Forestay or Solent Stay
For a mast head sloop rig. I plan to add either an inner forestay (with runners), or a Solent Stay. The stay will be used with hank on storm sails and jibs less than 100%. Do you have any...
|
|
Forum: SparTalk
02-19-2014, 12:45 PM
|
|
Replies: 6
Views: 4,470
Interesting. I found this on the internet. ...
Interesting. I found this on the internet. Sounds like it is what your supplier was using:
http://www.koslow.com/metal_test_kits/1542c.html?cPath=1&zenid=7e62889ce75e535198f4571fafbcd777
|
|
Forum: SparTalk
02-18-2014, 02:43 PM
|
|
Replies: 6
Views: 4,470
The reason I ask the question is that it seems...
The reason I ask the question is that it seems material quality has degraded since the time my boat was originally rigged. While the chain plates may have been 316 Stainless, it seems they were of...
|
|
Forum: SparTalk
02-13-2014, 09:40 AM
|
|
Replies: 6
Views: 4,470
Chain Plate Material
Brion,
Could you give your opinion on the "best" chain plate material? Would you suggest using silicon bronze, 316 stainless, 304 stainless, or Grade 5 Titanium? I am getting ready to replace all...
|
|
Forum: SparTalk
09-17-2013, 11:49 AM
|
|
Replies: 7
Views: 7,839
Hi Brion,
Thanks for your input. The S&S...
Hi Brion,
Thanks for your input. The S&S drawing is dated 1968 (S&S 34 design #1959). The drawing calls out for the forestay and backstay to be 5/16 inch BSF wire with a breaking strength of 9,640...
|
|
Forum: SparTalk
09-12-2013, 11:40 AM
|
|
Replies: 7
Views: 7,839
|
|
Forum: SparTalk
09-11-2013, 10:47 AM
|
|
Replies: 7
Views: 7,839
Brion,
Gave the wrong wire size. All wires are...
Brion,
Gave the wrong wire size. All wires are actually 5/16 inch (not 3/8 inch as I said in first post).
I did some calcs and figured worst case the upper shroud chain plates would see about 4,000...
|
|
Forum: SparTalk
09-09-2013, 03:03 PM
|
|
Replies: 7
Views: 7,839
Chain Plate Sizing
I'm in the process of replacing chain plates. Plan to copy the chain plate size currently on the boat. That brought up a question. I have a mast head sloop rig with forestay, back stay, single...
|
|
Forum: SparTalk
09-06-2013, 11:17 AM
|
|
Replies: 1
Views: 3,065
Silicon Bronze Rigging Fittings
I am in the process of fabricating silicon bronze chain plates to replace my exitsing 316 SS that are showing signs of crevice corrosion and stress corrosion cracking. I am also thinking maybe I...
|
|
Forum: SparTalk
09-06-2013, 11:13 AM
|
|
Replies: 8
Views: 8,390
Douglas,
Thanks for reply. I am in contact with...
Douglas,
Thanks for reply. I am in contact with Alaskan Copper and Brass. Their fabrication shop can water jet cut from silicon bronze plate the size I need for my chain plates. This is great as I...
|
|
Forum: SparTalk
08-23-2013, 11:14 AM
|
|
Replies: 8
Views: 8,390
The main reason I was considering another...
The main reason I was considering another material besides 316 stainless is to get away from the stress corrosion cracking problem. I am located in Hawaii and the salt air and tropical heat is a...
|
|
Forum: SparTalk
04-09-2013, 09:49 AM
|
|
Replies: 8
Views: 8,390
Brion,
Thanks for reply. I would rather buy US...
Brion,
Thanks for reply. I would rather buy US made silicon bronze, but cannot find it. I have found some made in Germany, which I would expect to be of good quality. If I purchase, I will request...
|
|
Forum: SparTalk
04-03-2013, 12:41 PM
|
|
Replies: 8
Views: 8,390
Chain Plates
I am in the process of changing out my stainless steel chain plates and am considering C655 silicon bronze. I am thinking of buying mill C655 bar and drilling holes and polishing to make my chain...
|
|
Forum: SparTalk
03-20-2013, 10:54 AM
|
|
Replies: 7
Views: 5,195
|
