EN3B - 070M20 - 080A15
Good commercial qualities (GCQ) for general engineering and welding.
(Not free cutting specifications)
1.1141 (EN10083-1 C22E)
  EN1A - 220M07 - 230M07
Free cutting carbon steel, sulphur bearing.
1.0715
  EN1A Pb - 220M07 Pb - 230M07 Pb
Lead bearing, free cutting carbon steel.
1.0718
  EN8 - 080M40
A ‘40’ carbon steel producing higher tensile when heat treated.
1.1186 (EN100832-C45)
  EN8M - 212M36
Free cutting ‘40’ carbon steel.
1.0727
  EN8DM - 212A42
Higher grade free cutting 40/50 carbon steel.
1.0727
  EN32B - 080M15
Carbon case hardening quality steel.
1.1141
  EN32M - 210M15
Semi free cutting carbon case hardening quality steel.
1.0723
  EN16T - 605M36
Manganese - molybdenum 55/65 ton tensile steel.
 
  EN19T - 709M40
1% chromium - molybdenum 55/65 ton tensile steel.
1.7225 (EN100831-42CRM04)
  EN24T - 817M40
1 1/2% nickel - chromium - molybdenum 55/65 ton tensile steel.
(EN100831-34CRNIM06)
  EN36B - 655M13
3% nickel - chromium case hardening steel.
1.6697
The new Euro Steel numbers are shown in brackets. These comparisons are based on chemical composition and some cases are only a close match. Mechanical properties have not been taken into account although they may be similar.

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