Buying the right manganese steel wear parts
Grade 845: Standard Hadfield ?manganese steel: 13 per cent Mn and 1.2 per cent C. b. Grade 846: 18 per cent high carbon manganese steel: 18 per cent Mn and 1.3 per cent C. c. Grade 843: 23 per cent XAlloy: 23 per cent Mn and 1.35 per cent C.
