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