[TheForge] Re: hot vs cold rolled

Mike Linn [email protected]
Thu Dec 20 21:39:17 2001


I figure the steel yard mismarked their shipment. This stuff is really high 
in carbon, but I ordered A36 and this tool steel is what they gave me when 
I picked it up.

As for the 2002 conference, I haven't decided yet.

mike



At 11:43 AM 12/20/01 -0600, you wrote:
>At 22:01 12/19/01, you wrote:
>>I got about 120 feet of A36 1/4" round  2 years ago , and I'll bet my 
>>last Dollar it was close to 1095.  It was so brittle it shattered like 
>>glass after a water quench. We use a lot of that size for s-hooks, match 
>>holders and plant hooks at demos. You forge one end the cool it off to 
>>forge the other. Damn stuff would break every time.....
>>
>>mike
>
>I"ve had a similar experience, but not with S-hooks, just with parts that 
>were fullered way down breaking at the neck if quenched from red or if 
>forged into black from dull red.  As for A36, it has a standard 
>specification of a max carbon content of 0.26% up to about 2" 
>thickness.  At 2.5" the spec is max 0.27% and the highest allowed carbon 
>is in plate over 4" and that is only 0.29.  So, if you were having A36 
>shatter like glass I would suspect that it was for some reason other than 
>the carbon content.  1095 sounds more like W1 (0.95-1.10% carbon).  But if 
>you really want to bet your bottom dollar that you had A36 at close to 
>1095 specs, then I'll take that bet.  <friendly smile>
>
>You planning on going to ABANA 2002 come June?
>
>Dave Brown
>Blacksmith/Tinsmith
>Green Bay, WI
>ABANA, UMBA, GoM, MODA, ARG
>
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         Michael Linn
       Artist Blacksmith
      McCalla, Alabama
       AFC Webmaster
http://afc.abana-chapter.com