MLchartDataset catalogue

External upset

Term · Oil and gas · MLC-T-OAG-004319

A localized thickening of the pipe wall at the ends of tubing or casing joints, created by forging. This increased wall thickness provides additional strength at the threaded connection, where stress concentrations are highest. It is a common feature in API tubing and casing specifications.

Table 1. Record
IdentifierMLC-T-OAG-004319
FieldOil and gas
SubjectWell Completions
Record as JSON 
{
  "id": "MLC-T-OAG-004319",
  "term": "External upset",
  "field": "Oil and gas",
  "definition": "A localized thickening of the pipe wall at the ends of tubing or casing joints, created by forging. This increased wall thickness provides additional strength at the threaded connection, where stress concentrations are highest. It is a common feature in API tubing and casing specifications.",
  "subject": "Well Completions",
  "url": "https://mlchart.com/terminology/oil-and-gas/external-upset/"
}

Record 1,467 of 4,469 in Oil and gas terminology (MLC-0103). Request the full dataset.