Technical Information

Relative Machinability Index

BS 970 1991/1983 En/AISI No. Index
230M07 EN1a 100
230M07Pb En1aPb 130
230M07 PbTe En1aPbTe 175
220M07 En1A 95
080A15/070M20 En3B 55
080A15 Pb/070M20 Pb En3B Pb 70
210M15 En32M 70
210M15 Pb En32M Pb 95
214M15 En202 80
080M40 En8 44
080M40 Pb En8 Pb 58
212A42 En8DM 58
212A42 Pb En8DM Pb 70
226M44 Usacut 45 65
150M19 En14A 54
070M55 En9 33
- En16MT 38
- Usacut 55T 44
605M36T En16T 30
605M36T En16T 34
605M36T Pb En16T Pb 38
708M40T En19T 25
708M40T En19T 30
817M40T En24T 25
817M40T En24T 30
817M40 Annealed En24 Annealed 30
817M40 Annealed En24 Annealed 34
665M17 En34 42
655M13 En36 36
655M13 En36 43
635M15 En351 44
635M15 En351 50
805M20 AISI 8620 44
805M20 AISI8620 50
805M20 Pb AISI 8620 Pb 54
722M24T En40 BT 22
303S31 En58AM 45
303S42 En58AM/K.E. 303Se 52
416S21 En56AM 68
416S41 En56AMR/K.E. 416Se 74
316S11 En58J 33
316S11 En58J 36
326S36 En58JM/K.E. 316Se 42
431S29 En57 30
441S49 En57 T/K.E. 431Se 45