APPROXIMATE SURFACE FT. PER MIN.

% RELATIVE SPEED BASED ON C-1212 AS 100%

303

150

75

303 cond. B

80

45

304 (L)

70

40

304 cond. B

55

28

309

60

35

310

60

35

316 (L)

60

35

316 cond. B

50

22

317 (L)

60

35

321

60

35

330

45

20

347

60

35

410

95

55

416

150

75

416 H.T.

85

50

420

85

50

420 (F)

125

65

430

110

66

430 F (R)

150

75

440 A

65

40

440 C

65

40

440 F Se

80

45

13-8 PH

60

35

15-5 PH

75

45

17-4 PH

75

45

17-4 PH H1150

85

50