400
300
200
100
10 20 30 40 Vc [m/min]
H 1st choice I suitable
16
14
LF-TA, 12
10
8
40 60 80 100 Vc [m/min]
LFTA : high performance (page 194) H 1st choice I suitable SUTA : high performance (page 204) HSS-HSS/Co : general purpose (page 214)