Temperature at max 250°C should be fine, and with SS316L the TCR set at 88. Most mods allow you to set a kind of preheat wattage for your coil or coils, you have to work this out according to your ohms. If you use Android, you can download Watt Calculator for free and it at least gives you a range to work within.
And only certain metals can be used in TC vaping, SS, Titanium, Nickel and NiFe. It's due to their resistance changing with temperature, with some metals it's almost imperceptible to most mods it's that low.
And in the future, if you really want to take TC vaping to the next level. You could consider Evolv DNA chipset mods, TC is very nice on them but your limited with battery options and also they do go up quite a bit in price.
Asmodus ONI 167w DNA 250 chipset mod, can use 2 × 18650 batteries or a 3S lipo battery.
Oni 167W DNA Chip TC Box Mod
Jacvapour Series-B DNA 75W, single 18650 battery mod.
SERIES-B DNA 75W Vape Mod | E Cigarette | JAC Vapour