High-Temp Alloys • Iron-, Cobalt-, and Nickel-Based and Titanium Alloys

„ Step 3 • Select the cutting speed (continued)

Iron-Based, Heat-Resistant Alloys

(135–320 HB) ()34 HRC) speed — m/min Starting Conditions

material

group grade 15 45 75 105 140 170 200 230 290 310 m/min

WU10HT 30 WS10PT 55

S1 WS25PT 40

WM15CT 55 WM25CT/WM35CT 40

Cobalt-Based, Heat-Resistant Alloys (150–425 HB) ()45 HRC) speed — m/min Starting Conditions

material

group grade 15 45 75 105 140 170 200 230 290 310 m/min

WU10HT 35 WS10PT 60

S2 WS25PT 30

WM15CT 60 WM25CT/WM35CT 30

Nickel-Based, Heat-Resistant Alloys

(140–475 HB) ()48 HRC) speed — m/min Starting Conditions

material

group grade 15 45 75 105 140 170 200 230 290 310 m/min

WU10HT 40 WS10PT 70

S3 WS25PT 40

WM15CT 70 WM25CT/WM35CT 40

Titanium and Titanium Alloys (110–450 HB) ()48 HRC) speed — m/min Starting Conditions

material

group grade 15 45 75 105 140 170 200 230 290 310 m/min

WU10HT 45

S4 WM15CT 70

WM25CT/WM35CT 55