Subject: Re: (MAGIC) Quenching Solution - Resulting Hardness

From: [email-masked] (Kenneth Zastrow)
Date: Thu, 11 Jul 1996 17:26:40 -0400

The phenomenon of "mild steel" making a durable cold chisel is
not surprising, considering that the A-36 specification for 
common structural steel allows up to .29 percent carbon,
.25 percent in small sizes.  It is not unusual to find 
out-of-spec material with still higher carbon content.

Ken Zastrow