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Line Pipe (Application (Process (PSL 1: as-rolled, PSL 2: Rolled formed,…

- - - - Hardness must be low<250HV10
      - C should be low<0,12%
      - PSL2: Q&T, some cases normalized
    - - PSL2: Q&T, some cases normalized
      - C can be high>0.12%
      - Hardness can be high > 250HV10
  - - - S-Laying
      - J-Laying
      - Reel Laying
        
        C should be<0,09%
        
        Excellent control of YS/UTS
        
        Very low hardness<220HV10
    - - S-Laying
      - J-Laying
      - Reel Laying
        
        C should be<0,12%
        
        PSL2: Q&T
        
        Good control of YS/UTS
        
        Hardness should be<250HV10