▪   Drill & Tap 절삭계수표

Material Hardness Work Name

 DRILL
(K)

TAP
(Kt)
FC20 HB177 - 1.0 212
FC25 HB179~241 Cylinder Block 1.39 295
FC30 HB224 - 1.88 319
FC25DC HB201~232 Cam Shaft 1.88 319
FCD-J HB170~241 Exhaust Manifold 1.88 319
FCV35 - Fly-Wheel 1.88 319
FCD50 HB170~240 Fly-Wheel 1.88 319
FCD50A HB170~240 Bearing Cap 1.88 319
FCD70 HB229~285 Crank Shaft 2.0 425
FCD70C HB229~285 Crank Shaft 2.0 425
FCMP55S HB197~221 Lug Shaft 1.88 400
AC2B-A HB78~110 Cylinder Head 0.7 149
AC3A HB50 Air  S/Tank 0.5 107
AC4B HB70이상 Cylinder Head 0.7 149
A4B-F - Induction Manifold 0.7 149
ADC10 HB110 Front Case 0.75 160
S43C HB201~285 Crank Shaft 2.3 397
S44C HB167~235 Balance Shaft 2.3 397
S48C HB223~277 Connection Rod 2.4 408
S48CM HB221~277 Connection Rod 2.4 408
S53C HB229~285 Connection Rod 2.4 408
S53CM HB229~285 Connection Rod 2.4 510
SCM420H HB262~341 Differential Gear 2.46 565
SCM318 - Sun Gear 2.2 495
SCM415 235~321 Inner Race 2.46 565
SCM440H 285~341 Crank Shaft 2.46 565
ASM443H - Crank Shaft 2.46 565
ASCM17H1 HB160~200 Differential Gear 2.46 565
Turning & Milling 절삭계수표 
Material Hardness Work Name Turning  (Ks)
                     (㎜/날)		 Milling  (KFs)
                  (㎜/날)
  0.1     0.2     0.3     0.4     0.6     0.1     0.2     0.3     0.4     0.6  
FC20 HB177 - 180 160 143 123 117 153 125 111 101 88
FC25 HB179~241 Cylinder Block 211 180 160 140 133 175 140 124 105 97
FC30 HB224 - 230 193 173 160 145 218 200 175 160 147
FC25DC HB201~232 Cam Shaft 230 193 173 160 145 218 200 175 160 147
FCD-J HB170~241 Exhaust Manifold 230 193 173 160 145 218 200 175 160 147
FCV35 - Fly-Wheel 230 193 173 160 145 218 200 175 160 147
FCD50 HB170~240 Fly-Wheel 230 193 173 160 145 218 200 175 160 147
FCD50A HB170~240 Bearing Cap 230 193 173 160 145 218 200 175 160 147
FCD70 HB229~285 Crank Shaft 319 280 260 245 227 300 270 250 240 220
FCD70C HB229~285 Crank Shaft 319 280 260 245 227 300 270 250 240 220
FCMP55S HB197~221 Lug Shaft 230 193 173 160 145 218 200 175 160 147
AC2B-A HB78~110 Cylinder Head 114 101 74 66 56 70 60 49 45 39
AC3A HB50 Air  S/Tank 76 65 58 51 48 58 48 40 35 32
AC4B HB70이상 Cylinder Head 114 101 74 66 56 70 60 49 45 39
A4B-F - Induction Manifold 114 101 74 66 56 70 60 49 45 39
ADC10 HB110 Front Case 114 101 74 66 56 70 60 49 45 39
S43C HB201~285 Crank Shaft 308 270 257 245 230 198 180 173 160 157
S44C HB167~235 Balance Shaft 308 270 257 243 230 198 180 173 160 157
S48C HB223~277 Connection Rod 450 360 325 295 264 252 220 204 185 174
S48CM HB221~277 Connection Rod 450 360 325 295 264 252 220 204 185 174
S53C HB229~285 Connection Rod 450 360 325 295 264 252 220 204 185 174
S53CM HB229~285 Connection Rod 450 360 325 295 264 252 220 204 185 174
SCM420H HB262~341 Differential Gear 450 390 340 315 285 254 225 214 200 180
SCM318 - Sun Gear 361 320 288 270 250 218 200 186 180 167
SCM415 235~321 Inner Race 450 390 340 315 285 254 225 214 200 180
SCM440H 285~341 Crank Shaft 450 390 340 315 285 254 225 214 200 180
ASM443H - Crank Shaft 450 390 340 315 285 254 225 214 200 180
ASCM17H1 HB160~200 Differential Gear 450 390 340 315 285 254 225 214 200 180