The BladeForums.com 2024 Traditional Knife is available! Price is $250 ea (shipped within CONUS).
Order here: https://www.bladeforums.com/help/2024-traditional/
All stainless steel should be fine at 500°F. The temper is around 1000°. I'd recommend 420 or 440C.
How are things lately? All recovered from the fire?
H-13, not stainless but that’s what they’re designed to do.
Hoss