Spheroidized structure upon the process of annealed heat treatment,
  SA - Annealed at the condition of hot rolled materials prior to cold drawing,
  SAIP - Annealed at the condition of cold drawn materials in the process
 
x 400 magnifications ’Ίfor more,
Grade
AISI
Process No. 5
50%
No. 4
60%
No. 3
70%
No. 2
80%
No. 1
90%
1022 SA
SAIP
4037 SA
SAIP
4135 SAPP
SAIP
4140 SA
SAIP

‘γ UP

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