Speeds and Feeds

CUTTING SPEEDS FOR PLAIN CARBON AND ALLOY STEELS

Table 1: Recommended Cutting Speeds in Feet per Minute for Turning, Milling, Drilling and Reaming Plain Carbon and Alloy Steels
Material AISI and SAE Steels	Hardness HB ^[a]	Material Condition	Cutting Speed, fpm HSS
Turning	Milling	Drilling	Reaming
Free Machining Plain Carbon Steels (Resulfurized)
1212, 1213, 1215	100 150	HR, A	150	140	120	80
150 200	CD	160	130	125	80
1108, 1109, 1115, 1117, 1118, 1120, 1126, 1211	100 150	HR, A	130	130	110	75
150 200	CD	120	115	120	80
1132, 1137, 1139, 1140, 1144, 1146, 1151	175 225	HR, A, N, CD	120	115	100	65
275 325	Q and T	75	70	70	45
325 375	Q and T	50	45	45	30
375 425	Q and T	40	35	35	20
Free Machining Plain Carbon Steels (Leaded)
11L17, 11L18, 12L13, 12L14	100 150	HR, A, N, CD	140	140	130	85
150 200	HR, A, N, CD	145	130	120	80
200 250	N, CD	110	110	90	60
Plain Carbon Steels
1006, 1008, 1009, 1010, 1012, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1025, 1026, 1513, 1514	100 125	HR, A, N, CD	120	110	100	65
125 175	HR, A, N, CD	110	110	90	60
175 225	HR, N, CD	90	90	70	45
225 275	CD	70	65	60	40
1027, 1030, 1033, 1035, 1036, 1037, 1038, 1039, 1040, 1041, 1042, 1043, 1045, 1046, 1048, 1049, 1050, 1052, 1152, 1524, 1526, 1527, 1541	125 175	HR, A, N, CD	100	100	90	60

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