knightnut2000 Well-Known Member * Joined Oct 19, 2019 Messages 269 Reaction score 179 Feb 4, 2020 #1 Casting 100% pure lead Conical and as you dropped out of the mold you water quenched them in a bucket of water what do you think the BHN would be
Casting 100% pure lead Conical and as you dropped out of the mold you water quenched them in a bucket of water what do you think the BHN would be
E exMember Well-Known Member Joined May 19, 2008 Messages 15,449 Reaction score 581 Feb 4, 2020 #2 Not much. More of a slight outside hardening.
Hanshi Well-Known Member * Joined Jan 21, 2015 Messages 1,561 Reaction score 1,048 Feb 4, 2020 #3 And that extremely minor "hardening" will go away in days. Lead is just lead and the only real way to make it harder is to alloy it.
And that extremely minor "hardening" will go away in days. Lead is just lead and the only real way to make it harder is to alloy it.
B Buck Conner1 Well-Known Member Joined Oct 20, 2015 Messages 4,592 Reaction score 558 Feb 8, 2020 #4 FrontierGander said: Not much. More of a slight outside hardening. Click to expand... Agreed from what little testing I have done with a Saeco Lead Hardness Tester.
FrontierGander said: Not much. More of a slight outside hardening. Click to expand... Agreed from what little testing I have done with a Saeco Lead Hardness Tester.