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AR15.COM
8/16/2009 10:25:56 PM EDT
I'm wondering about this as I see knives and some flashlights are now made out of this. My current light is 3A anodized, but it used for everything and that includes getting wet in the rain.

I have a Quark 123-2, but don't know what material it is made out of.
8/16/2009 10:27:00 PM EDT
[#1]
Everything oxidizes, even stainless. It's just a matter of severity.
8/16/2009 10:28:25 PM EDT
[#2]
I've got a titanium watch...I shower in it, scuba dive in it etc...so I'd say no, it doesn't rust.
8/16/2009 10:28:26 PM EDT
[#3]
No, only ferrous metals rust.
8/16/2009 10:47:13 PM EDT
[#4]
Titanium oxidizes by turning from light grey to dark grey as the oxidation builds up on the surface of the metal. Most titanium tools are anodized to prevent corrosion so you shouldn't even really see any difference except on the sharpened part of the blade where you have takin the anodizing off by sharpening.
8/16/2009 10:49:22 PM EDT
[#5]



Quoted:


Titanium oxidizes by turning from light grey to dark grey as the oxidation builds up on the surface of the metal. Most titanium tools are anodized to prevent corrosion so you shouldn't even really see any difference except on the sharpened part of the blade where you have takin the anodizing off by sharpening.


That.



Who is making flashlights out of Titanium? That's spendy stuff.



 
8/16/2009 10:50:13 PM EDT
[#6]
Quoted:

Quoted:
Titanium oxidizes by turning from light grey to dark grey as the oxidation builds up on the surface of the metal. Most titanium tools are anodized to prevent corrosion so you shouldn't even really see any difference except on the sharpened part of the blade where you have takin the anodizing off by sharpening.

That.

Who is making flashlights out of Titanium? That's spendy stuff.
 


Quark and another company I saw at candlepowerforums.com

http://www.cpfmarketplace.com/mp/showthread.php?t=198575
8/16/2009 10:59:37 PM EDT
[#7]
Quoted:

Quoted:
Titanium oxidizes by turning from light grey to dark grey as the oxidation builds up on the surface of the metal. Most titanium tools are anodized to prevent corrosion so you shouldn't even really see any difference except on the sharpened part of the blade where you have takin the anodizing off by sharpening.

That.

Who is making flashlights out of Titanium? That's spendy stuff.
 


Aerospace certified (Tested and tracked by serial number) is expensive.
Cutoffs and non/failed cert batches are sold at auction for less outrageous prices. Also, not all titanium is created equal... I've seen Chinese stuff for as little as $5.00 a pound in round bar.

<ETA>
TO OP: Yes Titanium will rust and corrode about the same as aluminum. (The rusted form would be titanium oxide... the stuff you see as a white pigment in paint)

(fixed)
8/16/2009 11:00:43 PM EDT
[#8]
Quoted:
No, only ferrous metals rust.


Beat me to it.
Titanium is a non-ferrous metal.

Like iron, titanium will corrode but it does not rust and it does so at a much slower pace than iron plus the conditions required for titanium to corrode are much narrower than those required for iron oxide to form.

Gold is the only naturally occurring metal that does not oxidize or corrode under the conditions present on earth.
8/16/2009 11:05:43 PM EDT
[#9]



Quoted:



Quoted:




Quoted:

Titanium oxidizes by turning from light grey to dark grey as the oxidation builds up on the surface of the metal. Most titanium tools are anodized to prevent corrosion so you shouldn't even really see any difference except on the sharpened part of the blade where you have takin the anodizing off by sharpening.


That.



Who is making flashlights out of Titanium? That's spendy stuff.

 




Quark and another company I saw at candlepowerforums.com



http://www.cpfmarketplace.com/mp/showthread.php?t=198575




Black ONLY??? Man, that SUCKS!



Flame anodizing Titanium leads to some awesome coloration, and anyone can do it... but they fucked us out of the ability on these.




 
8/16/2009 11:07:07 PM EDT
[#10]
Anodization is,to simplify the process, artifically building up the layer of oxide on a metal in order to better protect it.
8/16/2009 11:07:48 PM EDT
[#11]
I sure hope to hell that it does'nt because I have a big ass titanium rod in my leg.

T
8/16/2009 11:13:23 PM EDT
[#12]
Quoted:
I sure hope to hell that it does'nt because I have a big ass titanium rod in my leg.

T


The stuff you have in your leg is coated deeply enough that it will outlast you...
Back in the day, they used to use the same coatings on stainless steel and had very few problems... except for it being magnetic.
8/16/2009 11:17:48 PM EDT
[#13]
The body is friendly to titanium.  Bone will graft up to the titanium.  It is used more and more for implants and solves some of the incompatibility problems associated with stainless and other materials used for this previously.