http://www.pmpco.com/annealing/annealing.html
http://www.riheattreating.com/heat-t...ecialties.html
http://www.tristateflame.com/annealing.htm
If you want to fully anneal the liner to a dead soft condition heat it to 600 degrees.
"How soft do you want it"...
Here's the chart you posted.
MECHANICAL PROPERTIES
70-30 BRASS, C26000
For Round, Half Round and Square Wire
DESIGNATION TENSILE STRENGTH YIELD STRENGTH â€*
.5% EXTENSION
NOMINAL
STD FORMER KSI* MPa** KSI* MPa**
Annealed (A) 48-54 â€*â€* 330-372 â€*â€* 16-23 110-158
H00 Eighth Hard 50-55 345-450 46 317
H01 Quarter Hard (1/4H) 62-77 425-530 57 393
HO2 Half Hard (1/2H) 79-94 545-650 65 448
HO3 Three Quarters Hard (3/4H) 92-107 635-740 70 482
HO4 Hard 102-117 700-810 70 482
H06 Extra Hard (XH) 115-129 790-890 70 482
H08 Spring 120 min 830 min 70 482