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-   -   Bronze or Stainless? (https://www.boatbanter.com/asa/77440-bronze-stainless.html)

Bart January 12th 07 05:01 AM

Bronze or Stainless?
 
What are the advantages and disadvantages of each?


katy January 12th 07 05:06 AM

Bronze or Stainless?
 
Bart wrote:
What are the advantages and disadvantages of each?

Bronze gets verdifiris on it and stainless pits after a
while...both,when in contact with other metals, undergo electrolysis....

Maxprop January 12th 07 05:46 AM

Bronze or Stainless?
 

"Bart" wrote in message
ups.com...
What are the advantages and disadvantages of each?


For what application, Bart?

Max



Martin Baxter January 12th 07 01:22 PM

Bronze or Stainless?
 
Bart wrote:

What are the advantages and disadvantages of each?


Well, stainless will hold an edge better than bronze and so makes
superior cutlery. Stainless has higher tensile strengh, makes stronger
turnbuckles and prop shafts. Bronze is far easier to cast and thus make
complex shapes.


Cheers
Marty

Gilligan January 12th 07 02:37 PM

Bronze or Stainless?
 

"Bart" wrote in message
ups.com...
What are the advantages and disadvantages of each?


Stainless galls and makes rotten frictional bearings.

Bronze contains lead and is malleable.

Go with titanium for every application. It is lighter than wood and is very
hard to burn.



Thom Stewart January 12th 07 05:35 PM

Bronze or Stainless?
 
I have to agree with Max, what application?

I'd choose SS for hand rail, rigging cable, pulpits, etc. Bronze for
bearings, pump parts, electric panels, plumbing fixtures.

You can solder to Bronze, you have to weld or braze to SS.

http://community.webtv.net/tassail/ILLDRINKTOTHAT


Joe January 12th 07 06:34 PM

Bronze or Stainless?
 

Bart wrote:
What are the advantages and disadvantages of each?


I'd use a bronze prop, that way if it strikes something it will break.

Joe

ESP


[email protected] January 12th 07 07:13 PM

Bronze or Stainless?
 
"Bart" wrote
What are the advantages and disadvantages of each?


Gilligan wrote:
Stainless galls and makes rotten frictional bearings.


Plus it suffers chloride stress corrosion, crevice corrosion, and
doesn't take a polish well.
It's non-magnetic, which can be either an advantage or a disadvantage
depending on what you're trying to accomplish.


Bronze contains lead and is malleable.


Better for making bullets with, is that you're implying?? Bronze is not
a very strong metal and also corrodes (albeit very slowly). An
advantage is that it makes a great polished surface (which you then
have to keep polishing daily).


Go with titanium for every application. It is lighter than wood and is very
hard to burn.


But when it does burn, stand back!!

I'd suggest monel over titanium for most marine applications. Less
reactive, less expensive, and it also polishes up nicely.

-signed- Injun Ear (formerly known as Eagle Eye)


jlrogers±³© January 13th 07 02:26 PM

Bronze or Stainless?
 
"Joe" wrote in message
ps.com...

Bart wrote:
What are the advantages and disadvantages of each?


I'd use a bronze prop, that way if it strikes something it will break.

Joe

ESP


What? No shear pins?

--
jlrogers±³©



Ellen MacArthur January 13th 07 04:34 PM

Bronze or Stainless?
 

"jlrogers±³©" wrote
I'd use a bronze prop, that way if it strikes something it will break.


What, no sails?

Cheers,
Ellen



Edgar January 13th 07 05:47 PM

Bronze or Stainless?
 

"jlrogers±³©" wrote in message
et...
"Joe" wrote in message
ps.com...

Bart wrote:
What are the advantages and disadvantages of each?


I'd use a bronze prop, that way if it strikes something it will break.

Joe

ESP


What? No shear pins?

--
jlrogers±³©


He was not talking about an outboard. How many outboards have you seen with
bronze props?



Thom Stewart January 13th 07 06:46 PM

Bronze or Stainless?
 
JLR,

The "Nellen Composite" doesn't know anything but outboards

http://community.webtv.net/tassail/ILLDRINKTOTHAT


jlrogers±³© January 13th 07 06:59 PM

Bronze or Stainless?
 
"Edgar" wrote in message
...

"jlrogers±³©" wrote in message
et...
"Joe" wrote in message
ps.com...

Bart wrote:
What are the advantages and disadvantages of each?

I'd use a bronze prop, that way if it strikes something it will break.

Joe

ESP


What? No shear pins?

--
jlrogers±³©


He was not talking about an outboard. How many outboards have you seen
with
bronze props?



How many inboards have you seen without shear pins?

--
jlrogers±³©



Edgar January 14th 07 12:10 AM

Bronze or Stainless?
 

"jlrogers±³©" wrote in message
et...
"Edgar" wrote in message
...

"jlrogers±³©" wrote in message
et...
"Joe" wrote in message
ps.com...

Bart wrote:
What are the advantages and disadvantages of each?

I'd use a bronze prop, that way if it strikes something it will

break.

Joe

ESP


What? No shear pins?

--
jlrogers±³©


He was not talking about an outboard. How many outboards have you seen
with
bronze props?



How many inboards have you seen without shear pins?

--
jlrogers±³©

You are talking inboards with outboard legs maybe.
I am talking about inboards with shaft drive. If you have one of those shear
pins are never seen. Put one on the prop and you can't get at it afloat.
Put one in the shaft/engine coupling and your prop shaft is likely to
disappear back out of the stern tube if it shears.




[email protected] January 18th 07 02:15 AM

Bronze or Stainless?
 
"Joe" wrote
I'd use a bronze prop, that way if it strikes something it will break.


"jlrogers±³©" wrote in message
What? No shear pins?


Edgar wrote:
He was not talking about an outboard. How many outboards have you seen with
bronze props?


Well, you could put a bronze prop on any outboard you liked. Not
difficult, merely expensive (or, if you wanted to cast & machine it
yourself, tedious). As for shear pins on an inboard, the coupling will
function just fine as a slightly-more-expensive shear pin.

-signed- Injun Ear (formerly known as Eagle Eye)


Joe January 18th 07 03:03 AM

Bronze or Stainless?
 

jlrogers±³© wrote:
"Joe" wrote in message
ps.com...

Bart wrote:
What are the advantages and disadvantages of each?


I'd use a bronze prop, that way if it strikes something it will break.

Joe

ESP


What? No shear pins?


You mean Woodruff keys in the coupler?

Yeah I have them, but they do not do much in the way of dampening the
blow of non-rotational strikes.
If you have a boat with a strut housed cutlass I'd never go stainless.

Joe



Joe




--
jlrogers±³©




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