im printing at 0.3mm = 75 steps
0.24mm = 60 steps
0.2mm = 50 steps

can layer width affects this ? i see that in s3d you can adjust your layer width. i read in other forums that this needs to be at leat 20% bigger than the nozzle diameter. so for a 0.40 nozzle should be set at least at 0.48 ?