[TheForge] Re: Timken Case Hardening

[Andrew Vida]

Oops.

Never mind.


David E. Smucker wrote:
> Read it again Andy, he says axle bearing.  I assume Ron cut the outer 
> race of the bearing and openned it up and then made the knife from that.
> 
> Dave
> ----- Original Message ----- From: "Andrew Vida" <osan at netlabs.net>
> To: <munlaw2 at hcsmail.com>; "Sponsored by ABANA" <theforge at mailman.qth.net>
> Sent: Thursday, March 20, 2008 8:19 PM
> Subject: Re: [TheForge] Re: Timken Case Hardening
> 
> 
>> 52100 for an axle?  That seems a mite odd.
>>
>> Ron Childers wrote:
>>> Some years ago I made a big knife out of an old axel bearing from a 
>>> semi. I
>>> was told it was 52100 and I tempered in oil. It chopped through a 2x4 
>>> and
>>> would still shave, so it must have been pretty good steel. Also made 
>>> some
>>> smaller blades out of car axel bearings and big ball bearings; same 
>>> story. It must have been dumb luck that the bearings weren't Timpkin. 
>>> Which
>>> manufacturers use 52100 for their bearings? Machinery's Handbook must 
>>> have
>>> contacted Monmoth, Fag, or some other company for their information on
>>> bearing steels.
>>>
>>> Ron C
>>>
>>>
>>>
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>>
>> -- 
>>
>> -Andy V.
>>
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> 
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-- 

	-Andy V.

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