In a message dated 16/03/00 20:55:44 GMT Standard Time, gjharris@............. writes: > Recently, I have located sources for thin beryllium copper which I > consider the ideal material for hinges. > The sample which I have is .002 thick, and has a strength of 70,000 > psi. By heat treating at 600 deg. F > for a couple hours, the strength is 150,000 psi. > ....... > In order to heat treat it, I have constructed a tiny oven of firebrick > which is placed on a gas range with a thermocouple sensor. Please do remember that Beryllium is EXTREMELY TOXIC. Regards Chris Chapman __________________________________________________________ Public Seismic Network Mailing List (PSN-L)
Larry Cochrane <cochrane@..............>