{
  "title": "Correction methods preserve separate material and work bases",
  "scope": "Specific heater-coil route and distinct general spool route; no permission for ordinary bolt pull-up or unqualified heating.",
  "coil_preference": [
    "Cutandreweld",
    "Localnonuniform heating/cooling",
    "Forcewithlocalheating"
  ],
  "measurement": "Temperaturecrayon specified50°C margin; contactthermometer alternative undermethod",
  "carbon_without_PWHT_example": {
    "maximum_C": 600,
    "crayon_maximum_C": 550,
    "cooling": "Stillair"
  },
  "carbon_with_PWHT": "Treatmentmaximum,noquench; compliantcycle orrenewedPWHT ofcorrectedregion",
  "CrMo": "Specifiedtreatmentmaximum/stillair andhardness checks ofheatedforcedregion underapplicablecriterion",
  "stainless_variants": [
    {
      "basis": "Heatercoil",
      "maximum_C": 500,
      "force": "Permittedifrequired",
      "duration": "Asbriefaspossible"
    },
    {
      "basis": "Generalspool",
      "maximum_C": 650,
      "force": "Prohibited",
      "duration": "Asbriefaspossible"
    }
  ],
  "after_correction": "Recheckactualterminals/orientation/supportstate after cooling; requiredrenewed treatment/exam andconfigurationrecord; equipmentnotfixtureforhiddenstrain."
}