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vyv_cox
Well-known member
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From
France, sailing Aegean Sea.
Joined
16 May 2001
Last seen
Yesterday at 22:45
Messages
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vyv_cox
replied to the thread
Rusty anchor chain - good for another season or two?
.
Unfortunately regalvanising has become so expensive due to fuel and zinc spiralling costs that it is now barely cheaper than buying new...
Yesterday at 11:20
vyv_cox
reacted to
FairweatherDave's post
in the thread
Refilling 4.5kg Butane
with
Like
.
Filled 3 4.5 kg cylinders today from a 15kg. First time trying the sink in the water technique. Two points. Donor Cylinder in the...
Yesterday at 07:30
vyv_cox
replied to the thread
Rusty anchor chain - good for another season or two?
.
Your checks confirm that very little metal.has been lost to corrosion. Strength should not be compromised at all. So long as you can...
Tuesday at 22:11
vyv_cox
replied to the thread
Chemical toilets - how often and where do you empty them?
.
I have a marine toilet with gravity holding tank on the boat and a Thetford chemical toilet in the motorhome. Neither smells excessively...
Tuesday at 09:32
vyv_cox
replied to the thread
Low oil pressure in D6 engine
.
Failed pressure relief spring was my first thought although I am not sure this would satisfy all the symptoms. Perhaps the oil pickup...
Tuesday at 09:15
vyv_cox
replied to the thread
What type of stainless, please?
.
Look at this page on my website Crevice corrosion Both shafts shown are probably 2205, although the second one, written a long time ago...
Sunday at 16:18
vyv_cox
replied to the thread
What type of stainless, please?
.
Those are all highly specialised conditions. I thought we were discussing marine fittings at ambient temperatures. See this paper for...
Sunday at 15:54
vyv_cox
replied to the thread
"Radiator" pressure cap for Yamar 4JH4E
.
And astonishingly, if they are similar to the one for a 3GM, the plastic they use for the top is attacked by gear oil! When I saw their...
Sunday at 13:55
vyv_cox
replied to the thread
What type of stainless, please?
.
2205 has similar corrosion resistance to 304. It is called duplex because it contains ferrite and austenite. Its advantage is that...
Sunday at 11:05
vyv_cox
replied to the thread
The Three Amigos/Seacocks need some love
.
Every Sadler built has Blakes seacocks attached with stainless bolts, plus the P-bracket and skeg also attached with the same. Mine are...
Sunday at 10:59
vyv_cox
replied to the thread
Corrosion on screws in winches
.
Definitely carbon steel. Stainless steel will never corrode like that.
Saturday at 19:04
vyv_cox
replied to the thread
What type of stainless, please?
.
No I didn't. They have been in situ for two decades so they might well be galled. Doesn't matter as they are never coming off.
Saturday at 19:02
vyv_cox
replied to the thread
What type of stainless, please?
.
Not necessarily when being tightened. Pressure between the two surfaces, either static or dynamic, tends to squeeze out lubricants...
Saturday at 15:14
vyv_cox
replied to the thread
What type of stainless, please?
.
That's galling for you! There is no removal process. Galling is welding of the asperities on opposing parts. When my babystay...
Saturday at 14:16
vyv_cox
replied to the thread
What type of stainless, please?
.
Stainless steel nuts and bolts can gall. E.g. Galling is serious…but there are solutions - Stainless Steel World Standard fasteners...
Saturday at 12:25
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