Aartee icon

  • Products
    • Hot Rolled
    • About
    • Product Range
    • Bright Bar
    • About
    • Product Range
  • Distribution
    • About
    • Product Range
  • About us
    • Corporate History
    • Management team
    • Environment
    • Health & Safety
    • Quality
    • Vacancies
  • Find us
  • English
    • D
    • I
    • E
    • F
  • Products
    • Hot Rolled
    • About
    • Product Range
    • Bright Bar
    • About
    • Product Range
  • Distribution
    • About
    • Product Range
  • About us
    • Corporate History
    • Management team
    • Environment
    • Health & Safety
    • Quality
    • Vacancies
  • Find us
  • English
    • D
    • I
    • E
    • F
Aartee Bright Bar > Products > Relative Machinability

Relative Machinability

The following table compares the machinability of various steel specifications to the machinability of 230M07 (EN1A Freecutting), which is taken as being 100

BS 970 1991/1983 En/AISI No. Index
230M07 En1A 100
230M07Pb En1A Pb 130
080A15/070M20 En3B 55
080A15/070M20 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
606M36T En16MT 38
* Usacut 55T 44
605M36T En16T 30
605M36T Pb En16T Pb 38
708M40T En19T 25
817M40T En24T 25
817M40 Annealed En24 Annealed 30
665M17 En34 42
655M13 En36 36
635M15 En351 44
805M20 AISI SAE8620 44
805M20 Pb AISI SAE8620 Pb 54
722M24T En40BT 22
303S31 En58AM 45
416S21 EN56AM 68
316S11 En58J 33
431S29 En57 30

This table should be used as a guide only. Machinability may vary with machine type and operating conditions.

Bright Bar Steel image

Further Resources

  • Hardness Comparison
  • Relative Machinability
  • Related Specifications
  • Tensile Ranges
  • Tolerances
  • Home page
  • Terms & Policies
  • Privacy Policy
  • Terms of Use
  • Vacancies
  • Slavery And Human Trafficking
  • Site map

AARTEE GROUP PTE. LTD

Website designed and built by DSM

We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you are happy with it.Accept