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23.2
Evaluatieprofielen en filters ....................................................................................................... 23-6
23.2.1
Evaluatieprofielen ................................................................................................................ 23-6
23.2.2
Filters .................................................................................................................................... 23-9
23.2.3
Verschillen in filtereigenschappen .................................................................................. 23-12
23.2.4
Amplitude-eigenschappen van 2CR- en Gauss-filters ................................................... 23-13
23.3
Compensatie van de gemiddelde-lijn ...................................................................................... 23-14
23.4
Doorlooplengte .......................................................................................................................... 23-15
23.5
Definities van de SJ-410 ruwheidsparameters ....................................................................... 23-18
23.5.1
Ra (JIS1994, JIS2001, ISO1997, ANSI, VDA, Free): rekenkundig gemiddelde
van ruwheid, Ra (JIS1982): rekenkundige gemiddelde afwijking van ruwheid ........... 23-18
23.5.2
Rq (JIS2001, ISO1997, ANSI, VDA, Free): gemiddelde kwadratensom van ruwheid ... 23-18
23.5.3
Rz (JIS2001, ISO1997, ANSI, VDA, Free), Rmax (JIS1982), Ry (JIS1994, Free):
maximale hoogte ............................................................................................................... 23-19
23.5.4
Rp (JIS2001, ISO1997, ANSI, VDA, Free) : Rpm (ANSI): hoogste piek .......................... 23-20
23.5.5
Rv (JIS2001, ISO1997, ANSI, VDA, Free): maximale daldiepte ...................................... 23-20
23.5.6
Rt (JIS2001, ISO1997, ANSI, VDA, Free): maximale ruwheid ......................................... 23-20
23.5.7
R3z (Free): hoogte op het derde niveau .......................................................................... 23-20
23.5.8
Rsk (JIS2001, ISO1997, ANSI, VDA, Free): scheefheid (mate van asymmetrie) .......... 23-21
23.5.9
Rku (JIS2001, ISO1997, ANSI, VDA, Free): gepiektheid ................................................. 23-22
23.5.10 Rc (JIS2001, ISO1997, ANSI, VDA, Free): gemiddelde hoogte ...................................... 23-23
23.5.11 Pc (JIS1994), RPc (ANSI, ISO1997, Free): piektelling ..................................................... 23-23
23.5.12 Sm (JIS1994), RSm (JIS2001, ISO1997, ANSI, VDA, Free):
Gemiddelde breedt van berg en dal ................................................................................. 23-24
23.5.13 S (JIS1994, Free): gemiddelde breedte van lokale piek ................................................. 23-25
23.5.14 HSC (Free): piekaantal ...................................................................................................... 23-26
23.5.15 Rmax (ANSI, VDA), Rz1max (ISO1997): maximale hoogte ............................................. 23-27
23.5.16 RzJIS (JIS2001, Free), Rz (JIS1982, 1994): gemiddelde ruwheid van 10 punten ......... 23-27
23.5.17 Ppi (Free): piektelling ........................................................................................................ 23-28
23.5.18 Δa (ANSI, Free): helling van het rekenkundig gemiddelde
(hoek van de gemiddelde helling) .................................................................................... 23-28
23.5.19 RΔq (ISO1997, JIS2001, ANSI, VDA, Free): gemiddelde rechte helling
(hoek van de gemiddelde rechte helling) ........................................................................ 23-28
23.5.20 λa (Free): rekenkundig gemiddelde van de golflengte ................................................... 23-28
23.5.21 λa (Free): gemiddelde rechte helling ............................................................................... 23-28
23.5.22 Lo (Free): ontwikkelde profiellengte ................................................................................ 23-28
23.5.23 lr (Free): verhouding van de expansielengte .................................................................. 23-29
23.5.24 mr (JIS2001, ISO1997, ANSI, VDA, Free): lengtegraad van de materiaalratio .............. 23-29
23.5.25 mr[c] (ISO1997, JIS1994, 2001, VDA, Free), tp (ANSI):
lengtegraad van de materiaalratio ................................................................................... 23-30
23.5.26 δc (JIS2001, ISO1997, VDA, Free), Htp (ANSI):
verschil op segmentniveau (plateauverhouding) ........................................................... 23-31
23.5.27 tp (ANSI): lengtegraad van de materiaalratio .................................................................. 23-31
23.5.28 Htp (ANSI): verschil in segmentniveau (plateau-ratio) ................................................... 23-31
xvi
Nr. 99MBB465N
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