Workshop calculators
Material database
Guide values for cutting speed, specific cutting force and machinability.
Carbon / structural steel
| Material no. | Designation | vc carbide [m/min] | vc HSS | kc [N/mm²] | machinability |
|---|
| 1.0715 | 11SMn30 (free-cutting steel) | 280 | 45 | 1700 | 100 % |
| 1.0038 | S235JR (St37) | 250 | 35 | 1950 | 72 % |
| 1.0570 | S355J2 (St52) | 230 | 32 | 2100 | 65 % |
| 1.0503 | C45 (quenched and tempered) | 220 | 30 | 2200 | 60 % |
| 1.0601 | C60 | 200 | 26 | 2300 | 52 % |
| 1.0050 | S275JR (St44) | 240 | 33 | 2050 | 68 % |
| 1.0114 | S275J0 | 240 | 33 | 2050 | 68 % |
| 1.0143 | S355J0 | 230 | 32 | 2100 | 65 % |
| 1.0501 | C35 | 220 | 30 | 2150 | 62 % |
| 1.0511 | C40 | 215 | 29 | 2200 | 60 % |
| 1.0535 | C55 | 200 | 26 | 2280 | 55 % |
| 1.0540 | C50 | 210 | 27 | 2250 | 57 % |
| 1.0721 | 10S20 (free-cutting steel) | 270 | 42 | 1800 | 95 % |
| 1.0726 | 35S20 (free-cutting steel) | 250 | 38 | 1900 | 85 % |
| 1.0060 | St 60-2 / E335 | 190 | 35 | 1900 | 60 % |
| 1.1191 | C45E (heat-treatable steel) | 220 | 30 | 2200 | 60 % |
| AISI-1018 | AISI 1018 (US C18) | 260 | 50 | 1650 | 78 % |
| AISI-1215 | AISI 1215 (FreeMch) | 320 | 55 | 1500 | 130 % |
| AISI-12L14 | AISI 12L14 (Pb-alloy) | 340 | 60 | 1450 | 140 % |
Alloy steel
| Material no. | Designation | vc carbide [m/min] | vc HSS | kc [N/mm²] | machinability |
|---|
| 1.7131 | 16MnCr5 (case-hardening steel) | 200 | 28 | 2300 | 60 % |
| 1.7225 | 42CrMo4 (quenched & tempered steel) | 200 | 25 | 2500 | 55 % |
| 1.6582 | 34CrNiMo6 | 180 | 22 | 2600 | 48 % |
| 1.7218 | 25CrMo4 | 200 | 26 | 2450 | 56 % |
| 1.3505 | 100Cr6 (bearing steel) | 150 | 18 | 2800 | 40 % |
| 1.6587 | 18CrNiMo7-6 (case-hardening steel) | 195 | 25 | 2400 | 52 % |
| 1.7035 | 41Cr4 | 200 | 27 | 2400 | 58 % |
| 1.7220 | 34CrMo4 | 210 | 28 | 2400 | 57 % |
| 1.7765 | 50CrV4 (spring steel) | 180 | 22 | 2600 | 45 % |
| 1.8159 | 51CrV4 | 180 | 22 | 2600 | 45 % |
| 1.6580 | 30CrNiMo8 | 175 | 21 | 2650 | 47 % |
| 1.7039 | 41CrS4 | 200 | 27 | 2400 | 60 % |
| 1.7223 | 41CrMo4 QT (US 4140) | 180 | 30 | 2100 | 75 % |
| 1.5919 | 15CrNi6 (case-hardening steel) | 200 | 35 | 2000 | 80 % |
| 1.5805 | 16NiCr11 (case-hardening steel) | 190 | 32 | 2050 | 78 % |
| 1.7361 | 32CrMoV12-10 (nitriding st.) | 160 | 26 | 2300 | 65 % |
| AISI-4340 | AISI 4340 (Aero) | 170 | 28 | 2200 | 50 % |
| AISI-8620 | AISI 8620 (carburizing) | 200 | 35 | 2000 | 66 % |
Tool steel
| Material no. | Designation | vc carbide [m/min] | vc HSS | kc [N/mm²] | machinability |
|---|
| 1.2379 | X153CrMoV12 (D2) | 120 | 15 | 3000 | 30 % |
| 1.2344 | X40CrMoV5-1 (H13) | 130 | 16 | 2900 | 35 % |
| 1.2510 | 100MnCrW4 (O1) | 130 | 18 | 2750 | 38 % |
| 1.2842 | 90MnCrV8 | 135 | 18 | 2700 | 40 % |
| 1.2080 | X210Cr12 (D3) | 110 | 14 | 3100 | 28 % |
| 1.2436 | X210CrW12 | 115 | 14 | 3000 | 30 % |
| 1.2767 | 45NiCrMo16 | 140 | 18 | 2700 | 40 % |
| 1.2738 | 40CrMnNiMo8-6-4 (plastic) | 160 | 20 | 2500 | 50 % |
| 1.2311 | 40CrMnMo7 | 170 | 22 | 2450 | 52 % |
| 1.2343 | X38CrMoV5-1 (H11) | 135 | 17 | 2850 | 36 % |
| 1.3343 | HSS S6-5-2 (M2) | 25 | 8 | 3500 | 10 % |
| 1.3247 | HSS S2-10-1-8 (M42) | 22 | 7 | 3700 | 9 % |
| 1.2316 | X38CrMo16 (mold, stainless) | 80 | 14 | 2700 | 40 % |
| AISI-A2 | AISI A2 (Cold-Work) | 100 | 18 | 2500 | 50 % |
Stainless steel (corrosion-resistant)
| Material no. | Designation | vc carbide [m/min] | vc HSS | kc [N/mm²] | machinability |
|---|
| 1.4305 | X8CrNiS18-9 (303, free-machining) | 200 | 25 | 2200 | 60 % |
| 1.4301 | X5CrNi18-10 (304) | 170 | 18 | 2400 | 45 % |
| 1.4401 | X5CrNiMo17-12-2 (316) | 150 | 16 | 2500 | 40 % |
| 1.4404 | X2CrNiMo17-12-2 (316L) | 150 | 16 | 2500 | 40 % |
| 1.4571 | X6CrNiMoTi17-12-2 (316Ti) | 140 | 15 | 2550 | 38 % |
| 1.4462 | Duplex 2205 | 110 | 12 | 2700 | 28 % |
| 1.4542 | 17-4PH (X5CrNiCuNb16-4) | 130 | 14 | 2600 | 32 % |
| 1.4307 | X2CrNi18-9 (304L) | 165 | 17 | 2450 | 43 % |
| 1.4310 | X10CrNi18-8 (301) | 160 | 16 | 2500 | 40 % |
| 1.4501 | Super-Duplex Zeron 100 | 100 | 11 | 2800 | 25 % |
| 1.4534 | 15-5 PH | 130 | 14 | 2600 | 32 % |
| 1.4006 | X12Cr13 (410) | 180 | 20 | 2400 | 50 % |
| 1.4021 | X20Cr13 (420) | 170 | 18 | 2450 | 47 % |
| 1.4112 | X90CrMoV18 (440B) | 130 | 13 | 2700 | 35 % |
| 1.4435 | X2CrNiMo18-14-3 (316L+) | 120 | 20 | 2400 | 55 % |
| 1.4541 | X6CrNiTi18-10 (321) | 150 | 26 | 2150 | 70 % |
| 1.4410 | Duplex 2507 | 80 | 14 | 2800 | 40 % |
| 1.4034 | X46Cr13 (knife/mart.) | 140 | 25 | 2200 | 65 % |
| 1.4057 | X17CrNi16-2 (431) | 130 | 22 | 2300 | 60 % |
| AISI-303 | AISI 303 (Free-Mch) | 180 | 30 | 1900 | 90 % |
| AISI-410 | AISI 410 (Martens.) | 150 | 26 | 2150 | 54 % |
Cast iron / ductile iron
| Material no. | Designation | vc carbide [m/min] | vc HSS | kc [N/mm²] | machinability |
|---|
| EN-GJL-150 | GJL-150 (gray cast iron) | 200 | 30 | 1250 | 80 % |
| EN-GJL-250 | GJL-250 (gray cast iron) | 180 | 25 | 1400 | 75 % |
| EN-GJS-400-18 | GJS-400-18 (nodular cast iron) | 160 | 22 | 1600 | 65 % |
| EN-GJS-600-3 | GJS-600-3 (nodular cast iron) | 140 | 18 | 1750 | 55 % |
| EN-GJS-700-2 | GJS-700-2 (nodular cast iron) | 120 | 15 | 1900 | 45 % |
| EN-GJL-200 | GJL-200 (gray cast iron) | 190 | 28 | 1320 | 78 % |
| EN-GJL-300 | GJL-300 (gray cast iron) | 160 | 22 | 1500 | 70 % |
| EN-GJV-400 | GJV-400 (compacted graphite iron) | 150 | 21 | 1700 | 60 % |
| EN-GJS-500-7 | GJS-500-7 (nodular cast iron) | 145 | 19 | 1700 | 58 % |
| EN-GJS-800-2 | GJS-800-2 (nodular cast iron) | 100 | 12 | 2100 | 35 % |
| EN-GJS-500 | GGG-50 / EN-GJS-500 | 170 | 30 | 1750 | 80 % |
| EN-GJS-700 | GGG-70 / EN-GJS-700 | 140 | 25 | 1900 | 65 % |
| EN-GJMW | Malleable cast iron EN-GJMW | 180 | 32 | 1700 | 85 % |
Non-ferrous metal (Al/Cu)
| Material no. | Designation | vc carbide [m/min] | vc HSS | kc [N/mm²] | machinability |
|---|
| 3.3211 | AlMgSi1 (6061/6082) | 600 | 200 | 700 | 300 % |
| 3.1355 | AlCuMg2 (2024) | 500 | 180 | 800 | 250 % |
| 3.4365 | AlZnMgCu1.5 (7075) | 500 | 180 | 850 | 230 % |
| G-AlSi | Cast aluminium G-AlSi | 400 | 150 | 750 | 200 % |
| AlSi12 | AlSi12 (high Si content, abrasive) | 250 | 90 | 900 | 120 % |
| 2.0401 | CuZn39Pb3 (brass) | 350 | 90 | 900 | 180 % |
| CuSn8 | CuSn8 (bronze) | 250 | 70 | 1100 | 120 % |
| 2.0090 | Cu-ETP (copper) | 300 | 80 | 1100 | 130 % |
| Mg | Magnesium alloy | 700 | 250 | 400 | 400 % |
| 3.0205 | AlMg1 (5005) | 700 | 230 | 650 | 320 % |
| 3.3315 | AlMg3 (5754) | 650 | 220 | 700 | 300 % |
| 3.4345 | AlZnMgCu0.5 (7022) | 520 | 185 | 830 | 240 % |
| 3.2315 | AlSi1MgMn (6082) | 600 | 200 | 700 | 295 % |
| G-AlSi10Mg | AlSi10Mg die casting | 350 | 130 | 800 | 180 % |
| CuZn37 | CuZn37 (MS63) | 320 | 80 | 950 | 165 % |
| 2.0322 | CuZn40Pb2 | 380 | 95 | 880 | 200 % |
| 2.1090 | CuSn12 (bronze) | 240 | 65 | 1150 | 110 % |
| 2.0978 | CuNi3Si1Mg | 250 | 70 | 1100 | 115 % |
| Pb | Lead (pure) | 450 | 200 | 200 | 600 % |
| Zn | Zinc | 400 | 180 | 250 | 380 % |
| EN-AW-2007 | AlCuMgPb 2007 (FreeMch) | 600 | 250 | 600 | 250 % |
| EN-AW-5083 | AlMg4.5Mn (5083) | 450 | 180 | 750 | 180 % |
| EN-AC-46100 | AlSi12Cu (die casting) | 400 | 160 | 1000 | 150 % |
| CW602N | CuZn36Pb2As (brass) | 300 | 100 | 900 | 220 % |
| CW452K | CuSn5 (Sn bronze) | 250 | 90 | 1000 | 180 % |
| CW307G | CuAl10Fe5Ni5 (Al bronze) | 150 | 50 | 1500 | 90 % |
| ZAMAK-5 | Zamak-5 zinc die casting | 400 | 180 | 600 | 260 % |
Plastic
| Material no. | Designation | vc carbide [m/min] | vc HSS | kc [N/mm²] | machinability |
|---|
| POM-C | POM-C (Delrin) | 500 | 200 | 250 | 350 % |
| PA6 | PA6 (polyamide) | 400 | 180 | 220 | 320 % |
| PEEK | PEEK | 300 | 120 | 320 | 200 % |
| PVC | PVC | 300 | 150 | 200 | 300 % |
| PE-HD | PE-HD | 500 | 250 | 180 | 380 % |
| GFK | GFK / glass-fiber reinforced (abrasive) | 150 | 50 | 600 | 80 % |
| PETP | PETP / Mylar | 350 | 150 | 240 | 280 % |
| PA66 | PA66 | 400 | 170 | 240 | 310 % |
| PTFE | PTFE (Teflon) | 500 | 250 | 150 | 380 % |
| PC | PC (polycarbonate) | 350 | 150 | 230 | 270 % |
| ABS | ABS | 400 | 180 | 200 | 290 % |
| PEI | PEI (Ultem) | 280 | 110 | 320 | 180 % |
| CFK | CFRP / carbon fibre (highly abrasive) | 100 | 35 | 700 | 50 % |
| POM | POM (Delrin / Acetal) | 500 | 200 | 220 | 350 % |
| PMMA | PMMA (Plexiglas) | 400 | 160 | 200 | 300 % |
Superalloy/titanium
| Material no. | Designation | vc carbide [m/min] | vc HSS | kc [N/mm²] | machinability |
|---|
| 3.7035 | Ti Grade 2 (commercially pure titanium) | 60 | 25 | 1400 | 30 % |
| 3.7165 | Ti-6Al-4V (Grade 5) | 50 | 18 | 2000 | 22 % |
| 2.4668 | Inconel 718 | 30 | 10 | 3200 | 12 % |
| 2.4856 | Inconel 625 | 35 | 12 | 3000 | 14 % |
| 2.4819 | Hastelloy C276 | 25 | 9 | 3400 | 10 % |
| CoCr | CoCr (Stellite/cobalt-chrome) | 25 | 8 | 3400 | 10 % |
| 2.4632 | Nimonic 80A | 28 | 9 | 3300 | 11 % |
| 2.4858 | Incoloy 825 | 40 | 13 | 2900 | 16 % |
| 3.7115 | Ti Grade 5 ELI | 50 | 18 | 2050 | 21 % |
| 3.7195 | Ti Grade 9 (3-2.5) | 55 | 20 | 1900 | 25 % |
| 2.4360 | Monel 400 | 60 | 18 | 2200 | 30 % |
| 2.4951 | Inconel 600 | 30 | 10 | 3000 | 12 % |
| 2.4602 | Hastelloy C-22 | 25 | 8 | 3400 | 10 % |
Machinability relative to free-machining steel 11SMn30 = 100 %. All values are guide values.
Note: all cutting and material values are guide values. The tool or machine manufacturer's recommendations are decisive.
The calculator also runs in the workshop without a connection:
app and desktop version
