snyler,
Cold rolled steel (mild steel) will only turn color. Call your
steel supplier for advise as to what type of ferrous metal to use. If you
want to stay with mild steel, consider sawing on a piece of 1/4" flatstock.
Ken Spurling
68 1.6L
At 03:06 PM 4/4/01 -0500, snyler wrote:
>List,
>
>I have a non-Datsun metal question. I need to make a crank for an
>animated prop (Okay, it's a motorized humping dog...don't ask) The
>prototype was a piece of cold-rolled round steel rod. I heated and bent
>the rod into the needed "Z" shape. My question is, what is the best way
>to achieve a balance between hardness and toughness. To quench or not to
>quench? Don't want this thing snapping or bending under stress. The
>motor will be the guts of a 9.6V Makita drill making use of the gear
>train and torque clutch, the rod will be 1/4" round cold rolled steel.
>Thanks in advance, and bracing for comments ;-)
>
>Marc T.
>
>==========================================================================
>Marc Tyler
>Designer,
>Animal Firm
>830-324-6578
>www.animalfirm.com
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