Material Stellite 20


General Information for Material Stellite 20

Material Group S - Superalloys (Heat resistant and Titanium)
Sub-Group Superalloy
Tensile Strength [N/mm^2]
Machinability Range 6% - 19%

Equivalent International Designations for Material Stellite 20

Standard Name

Chemical Composition for Material Stellite 20

Element Amount
Chromium (Cr) 33%
Cobalt (Co) 45%
Tungsten (W) 18%
Carbon (C) 2.5%

Cutting Speeds Recomendations for Heat resistant Ni or Co Based

Application Vc (m/min) Vc (SFM)
Turning 25-75 80-250
Milling 20-55 70-180
Parting 15-50 50-160
Grooving 20-65 70-210
Drilling 20-65 70-210

Important! The speed estimation is given for an ideal situation:
  • Most suitable carbide grade
  • Stable tool clamping
  • Stable workpiece clamping
  • Good quality raw material
  • A short overhang of the cutting tool.
  • Nominal hardness of the material.
  • etc.

Grade for Turning

Grade Coating Apps Range 05 10 15 20 25 30 35 40 45
SHARP METAL
RS15T PVD S15
RS25T PVD S25
RS35T PVD S35
FM CARBIDE
FM524 CVD S05 - S10
FM2533 CVD S15
CANELA
KM15 Uncoated N05 - N10
TN15 CVD S05- S15
TS20 PVD S10- S25
ZR10 PVD S05
ISCAR
IC806 (IC804) PVD S05 - S20
IC807 (IC907) PVD S10 - S25
IC830 (IC328) PVD S20 - S35
Seco
TS2000 (CP200) PVD S05 - S25
CP500 PVD S15 - S25
TS2500 PVD S20 - S35
CP600 PVD S20 - S35
KENNAMETAL
KCU10 (KC5010) PVD S10 - S20
KCU25 (KC5025) PVD S20 - S30
SANDVIK
S05F CVD S05 - S10
GC1105 PVD S10 - S15
GC1115 PVD S15 - S20
GC1125 PVD S20 - S30
TUNGALOY
AH8005 PVD S05 - S10
AH8015 PVD S10 - S20
WALTER
WSM10S (WSM10) PVD S05 - S20
WSM01 PVD S05
WSM20S (WSM20) PVD S10 - S30
WSM30S (WSM30) PVD S20 - S40
MITSUBISHI
MP9005 PVD S05 - S15
MP9015 PVD S10 - S20
VP20RT PVD S15 - S35
SUMITOMO
AC5005S (AC510U) PVD S05 - S10
AC5015S PVD S05 - S15
AC5025S (AC520U) PVD S10 - S30
KYOCERA
PR005S(PR1310) PVD S15
PR015S PVD S15-S25
PR1125 PVD S25-S35
PR1325 PVD S25
PR1535 PVD S35
HITACHI TOOL
JP9115 PVD S15
Pramet
T6310(T8310) PVD S15
T8330 PVD S25
T8345 PVD S35
KORLOY
PC8105 PVD S15
PC8110 PVD S15-S25
PC8115 PVD S25
PC5300 PVD S25
PC9030(PC9070T) PVD S35
PC3030T(PC5400) PVD S35
ZCC
YBG102(YBG105) PVD S15
YBG202 PVD S15-S25
YBG205 PVD S15-S25
YB9320 PVD S25
YBG302 PVD S35

Grade for Parting Off

Grade Coating Apps Range 05 10 15 20 25 30 35 40 45
FM CARBIDE
FM2543 CVD S20
FM2553 CVD S30
CANELA
KM15 Uncoated S15
SANDVIK
GC1105 PVD S05 - S20
GC1145 PVD S20 - S40
ISCAR
IC807 (IC907) PVD S05 - S10
IC808 (IC908) PVD S10 - S25
IC830 (IC328) PVD S25 - S40
SECO
CP500 PVD S15 - S25
AH725 PVD S15 - S25
KENNAMETAL
KCU10 PVD S05 - S15
KCU25 PVD S15 - S30
WALTER
WSM33S (WSM33) PVD S20 - S40
WSM13S PVD S05 - S20
WSM23S PVD S10 - S30
WSM43S PVD S30 - S45
SUMITOMO
AC520U PVD S10 - S25
AC1030U (AC530U) PVD S20 - S40
TUNGALOY
AH7025 PVD S15 - S25
AH725 PVD S15 - S25
MITSUBISHI
VP10RT PVD S05 - S10
VP20RT PVD S10 - S25
VP30RT PVD S25 - S40


Grade for Grooving

Grade Coating Apps Range 05 10 15 20 25 30 35 40 45
FM CARBIDE
FM2533 CVD S10
CANELA
KM15 Uncoated S15
SANDVIK
GC1125 PVD S10 - S30
ISCAR
IC806 (IC804) PVD S05 - S15
IC808 (IC908) PVD S15 - S25
IC830 (IC328) PVD S25 - S35
KENNAMETAL
KCU10 PVD S05 - S20
KCU25 PVD S20 - S30
WALTER
WSM13S PVD S05 - S20
WSM23S PVD S10 - S30
WSM33S (WSM33) PVD S20 - S40
WSM43S PVD S30 - S45
SECO
CP500 PVD S15 - S20
CP600 PVD S20 - S35
TUNGALOY
AH905 PVD S05 - S10
AH725 PVD S15 - S25
AH7025 PVD S15 - S25
MITSUBISHI
VP10RT PVD S05 - S10
VP20RT PVD S10 - S25
VP30RT PVD S25 - S40
SUMITOMO
AC520U PVD S10 - S25
AC1030U (AC530U) PVD S20 - S40

Grade for Milling (Indexable)

Grade Coating Apps Range 05 10 15 20 25 30 35 40 45
FM CARBIDE
FM125 PVD S15-S35
CANELA
TS20 PVD S10-S25
SANDVIK
S30T PVD S10 - S30
S40T CVD S25 - S40
ISCAR
IC808 (IC908) PVD S05 - S25
IC830 (IC928) PVD S20 - S40
KENNAMETAL
KC510M PVD S05 - S10
KC522M PVD S15 - S30
KCSM40 PVD S25 - S40
SECO
F40M PVD S05 - S25
MS2500 CVD S05 - S25
MS2050 PVD S10 - S35
TUNGALOY
AH120 PVD S10 - S25
AH725 PVD S15 - S25
MITSUBISHI
MP9120 PVD S05 - S25
MP9130 PVD S15 - S35
SUMITOMO
ACU2500 PVD S05 - S25
ACM200 CVD S10 - S30
ACM300 PVD S20 - S40
SHARP METAL
RS20M PVD S20
RS30M PVD S30
RS40M PVD S40
KYOCERA
PR1210 PVD S20
PR1535 PVD S30
PR1535 PVD S40
HITACHI TOOL
JS1025(JP4120) PVD S20
PTH30H PVD S30
JM4160 PVD S40
PRAMET
M6330 PVD S20-S30
8215 PVD S20
M8340 PVD S30
M8345(M8346) PVD S40
WALTE
WSM35S PVD S30
WSM45S PVD S40
KORLOY
PC5300 PVD S20-S30
PC8110 PVD S20
PC5400 PVD S30-S40
PC3545 PVD S40
ZCC
YBG102 PVD S20
YBG202 PVD S20-S30
YBG205 PVD S20-S30


Recommended Insert Cutting Edge Geometry for Material Stellite 20

Honing Size 0.02-0.05 mm / 0.001-0.002"
Rake Angle 13° -18°
Land Angle Neutral
Land Width 0.10-0.20 mm / 0.004-0.008"
Ground Insert Recommended