On 08/02/2016 01:15 PM, John Kasunich wrote: > > On Tue, Aug 2, 2016, at 01:09 PM, Mark wrote: >> On 08/02/2016 12:39 PM, Gene Heskett wrote: >>> On Tuesday 02 August 2016 10:46:03 Mark wrote: >>> >>>>> Silly Q: Going online to the metals pedlars, C360 seems to be what >>>>> 90% of the bar stock offered is. But regardless of the alloy, its >>>>> all stated as not being heat treatable. Since extruded brass is >>>>> called half-hard, or HO2, it can be played with in the oven (if its >>>>> hot enough), but always to soften. >>>>> >>>>> Are they simply trying to head off the idiot that thinks ferrous and >>>>> wonders why his stock is dead soft after he heat treated it like >>>>> steel? >>>>> >>>>> Cheers, Gene Heskett >>>> Gene, >>>> >>>> You can't "heat treat" brass/bronze/copper etc (non-ferrous) to >>>> harden. You can only anneal those metals. They do, however, work >>>> harden, which annealing takes away. >>>> >>>> Mark >>> I know that, Mark. For many decades. :) >>> >>> Cheers, Gene Heskett >> Perhaps I'm not understanding your earlier questions then about heat >> treating? >> >> >> Mark > I think Gene is questioning the suppliers who list brass as "not heat > treatable". > > He's right - annealing is a treatment that involves heat, so yes, brass can > be heat-treated. > > But since 99% of people think of "heat treating" and "hardening" as the same > thing, > the vendors are covering themselves. You can't harden brass by heat treating. > Why don't they say that? Who knows? Who cares.... > > > > John Kasunich > [email protected]
Gotcha. I wasn't quite getting at what Gene was asking. ;-) Mark ------------------------------------------------------------------------------ _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
