"ian field" <(E-Mail Removed)> wrote in
news:jZY4p.263$(E-Mail Removed)2:
>
> "ofnuts" <(E-Mail Removed)> wrote in message
> news:4d54594b$0$27519$(E-Mail Removed)...
>> On 02/10/2011 10:25 PM, ian field wrote:
>>> "geoff"<(E-Mail Removed)> wrote in message
>>> news:mIMIh$(E-Mail Removed)...
>>>>
>>>> Or a pacemaker (not in his leg) ...
>>>>
>>>>
>>>> http://cgi.ebay.co.uk/NEODYMIUM-MAGN...G-/18062240171
>>>> 3?pt= LH_DefaultDomain_3&hash=item2a0def20b1
>>>
>>>
>>> Don't they make those medical insert thingies out of non-magnetic
>>> metals -
>>> like stainless steel or titanium?
>>>
>>>
>> Stainless steel is magnetic...
>
> The stainless used by Kerry ultrasonics to make cleaning tanks wasn't.
>
> The very low grade stainless with higher ferrous content and lower
> chromium content for kitchen sinks & washing machine drums usually is.
>
>
Close. It depends on whether the steel is austenitic (face centred cubic)
or ferritic (body centred cubic). Austenitic stainless steels are non
magnetic and usually contain nickel and chromium, whereas ferritic are
magnetic and don't contain nickel (and are therfore cheaper).
http://www.azom.com/Details.asp?ArticleID=470
--
Jeremy
Ireland
FJR1300ABS
GSX-R750K7