Gradient

Definition(s)


Gradient

Slope of internal pressure over time, on a logarithmic-logarithmic scale, of a static regression curve.

  • Note: 1 to entry: The slope, although negative, is published and used as a positive number.

Source: ISO 14692-1:2017, Petroleum and natural gas industries — Glass-reinforced plastics (GRP) piping — Part 1: Vocabulary, symbols, applications and materials, Second Edition, August 2017. Global Standards