en

arithmetical mean deviation of the profile

1

Terminological databases

Metroloogia terminibaas

ID 790447 Last modified 10.05.2026
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Domain Standardisation - Metrology
  • valimipikkuse piires esinevate profiili hälvete absoluutväärtuste aritmeetiline keskmine
  • aritmeetiline keskmine hälve mõõdetava pinnaprofiili keskjoonest
  • arithmetic mean of the absolute values of the profile departures within sampling length
  • arithmetical mean deviation from the mean line of the profile being measured
karedusprofiili aritmeetiline keskmine hälve
Usage examples
  • Karedusprofiili aritmeetilise keskmise hälbe mõõtühikuks on pikkuse mõõtühik.
  • Praktikas saab karedusprofiili aritmeetilist keskmist hälvet mõõta standardse pinnakaredusmõõturiga, kuid seda mõõtmist tuleb teostada ainult võrdlemisi karedate torude sisepindade puhul.
Pa, Wa, Ra symbol
arithmetical mean deviation of the roughness profile
Usage examples
  • Arithmetical mean deviation of the roughness profile has the dimensions of length.
  • In practice, arithmetical mean deviation of the roughness profile can be measured with standard equipment for machined surfaces but can only be estimated for rougher surfaces of pipes.
Ra symbol

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