Recommended Cutting Parameters to Start with (Metric)

TensileCutting Parameters
OStrengthHardnessMaterial
IS MaterialCondition[N/mm2]HBNo.(1)Vc m/minfz mm/tfz start
< 0.25 %CAnnealed4201251210-3000.005-0.01xD0.006xD
>= 0.25 %CAnnealed6501902200-2500.005-0.01xD0.006xD
Non-alloy steel 055 %CQuenched and
and cast steel, < .tempered8502503160-2400.004-0.009xD0.005xD
free cutting steelAnnealed7502204160-2400.003-0.008xD0.004xD
>= 0.55 %CQuenched and tempered10003005140-2000.004-0.009xD0.005xD
Annealed6002006160-2400.003-0.008xD0.004xD
P Low alloy and cast steel (lessh9302757120-2000.003-0.008xD0.004xD
than 5% of alloying elements)Quenced and temered10003008130-2000.003-0.008xD0.004xD
p12003509140-2000.003-0.008xD0.004xD
Annealed68020010130-2000.003-0.008xD0.004xD
High alloyed steel, cast steel and tool steelQuenched and tempered11003251170-1300.002-0.007xD0.003xD
Ferritic/martensitic6802001280-1750.002-0.007xD0.003xD
Stainless steel and cast steelMartensitic8202401360-1650.002-0.007xD0.003xD
M Stainless steel and cast steelAustenitic6001801460-1100.002-0.007xD0.003xD
Ferritic/pearlitic18015150-2750.005-0.01xD0.006xD
Grey cast iron (GG)Pearlitic26016150-2650.005-0.01xD0.006xD
Ferritic16017150-2000.005-0.01xD0.006xD
K Cast iron nodular (GGG)Pearlitic2501890-1500.004-0.009xD0.005xD
Malleable cast ironFerritic13019150-2000.005-0.01xD0.006xD
Pearlitic2302090-1500.004-0.009xD0.005xD
Annealed2003120-450.002-0.004xD0.003xD
Fe basedCured2803220-350.002-0.004xD0.003xD
High temp. alloysAnnealed2503320-350.002-0.004xD0.003xD
S Ni or Co basedCured3503420-350.002-0.004xD0.003xD
Cast3203560-900.002-0.004xD0.003xD
PureRm = 4003660-900.002-0.004xD0.003xD
Titanium alloysAlpha+beta alloys curedRm = 10503760-900.002-0.004xD0.003xD
Hdd tlHardened55 HRC3840-800.001-0.003xD0.002xD
H arene seeHardened60 HRC39
Chilled cast ironCast4004040-800.001-0.003xD0.002xD
Cast ironHardened55 HRC4140-800.001-0.003xD0.002xD