1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationAssessment of surface texture Guidance and generalinformationBS 1134:2010BS 1134:2010 BRITISH STANDARDPublishing and copnullright informationThe BSI copyright notice displayed in
2、 this docunullent indicates nullhen the docunullent nullas last issuednullnull BSI 2010ISBN nullnullnull 0 nullnull0 nullnullnull13 nullInullS 1nullnull040null20The nullollonulling BSI renullerences relate to the nullornull on this standard: nullonullnullittee renullerence TDnullnull4 Dranullt nullo
3、r conullnullent 10null30213null32 DnullPublication histornullnullirst punulllishednull Decenullnuller 1nullnull0Second editionnull April 1nullnull1nullirst punulllished as nullart 1 and nullart 2 August 1nullnull2Second edition onull nullart 1null nullenullruary 1nullnullnullSecond edition onull nul
4、lart 2null nulluly 1nullnull0nullirst nullpresentnull edition nullconullnullined nullart 1 and nullart 2nullnull Decenullnuller 2010Amendments issued since publicationnullate nullext affected null BSI 2010 null iBS 1134:2010BRITISH STANDARDnullontentsnullorenullord iii0 Introduction 11 Scope 32 Norn
5、ullatinulle renullerences 33 Ternulls and denullnitions 44 Surnullace pronullle standards 4null nulluide to ternullinology 5null Results onulltained nullith conullnullon production nullethods and nullaterials 19null Stylus instrunullents 21null nulleasurenullent preparation and nulleasuring instrunu
6、llent set up 22null nulleasuring surnullace tenullture using conullparatinulle nullethods 2810 nullanulling nulleasurenullents and interpreting the results 2911 nullalinullration 3312 nullncertainties 41AnnexesAnnenull A nullinnullornullatinullenull nullaranulleter onullernullienull 47Binullliograph
7、y 52nullist of nullguresnulligure 1 null nullonullordinate systenull 2nulligure 2 null The enullnullect onull nulleasuring in dinullnullerent directions to the surnullace lay 2nulligure 3 null Tnullo surnullaces nullith the sanulle Ra nullalue nullut dinullnullerent nullunctional characteristics 3nu
8、lligure 4 null Separation onull surnullace tenullture into roughnessnull nullanulliness and prinullary pronullles 6nulligure null null nullronullle elenullents 9nulligure null null nullocal slope 9nulligure null null nullanullinullunull pronullle peanull heightnull enullanullple onull roughness pron
9、ullle 10nulligure null null nullanullinullunull pronullle nullalley depthnull enullanullple onull roughness pronullle 11nulligure null null Derinullation onull the arithnulletical nullean denulliation 12nulligure 10 null Deternullination onull Ra and Rq 13nulligure 11 null The dinullnullerence nulle
10、tnulleen positinulle and negatinulle snullenullness 14nulligure 12 null nullidth onull pronullle elenullents 15nulligure 13 null nullaterial ratio curnulle 17nulligure 14 null nullronullle section lenullel separation 18nulligure 1null null nullronullle height anullplitude distrinullution curnulle 18
11、nulligure 1null null Anullplitude distrinullution curnulle 19nulligure 1null null nulllenullents onull the typical stylus instrunullent 21nulligure 1null null The enullnullects onull using a stylus nullith a spherical tip 24nulligure 1null null nullnullanullple onull a stylus tip nulleasuring a renu
12、llentrant nulleature 25nulligure 20 null Type A1 nullaterial nulleasure 34nulligure 21 null nullrocedure nullor the assessnullent onull Type A1 nulleasures 35nulligure 22 null Type A2 nullaterial nulleasure 35nulligure 23 null Type B2 nullaterial nulleasure 36nulligure 24 null Type B2 nullaterial nu
13、lleasure 36nulligure 2null null Type B3 nullaterial nulleasure 36nulligure 2null null Type null1 nullaterial nulleasure 37nulligure 2null null Type null2 nullaterial nulleasure 37nulligure 2null null Type null3 nullaterial nulleasure 38nulligure 2null null Type null4 calinullration artenullact 38nul
14、ligure 30 null Type D1 nullaterial nulleasure 38BS 1134:2010ii null null BSI 2010BRITISH STANDARDnulligure 31 null Type D2 nullaterial nulleasure 39nulligure 32 null Type null2 nullaterial nulleasure 40nullist of tablesTanullle 1 null Surnullace roughness nullalues produced nully conullnullon produc
15、tion processes and nullaterials 20Tanullle 2 null Relationship nulletnulleen the roughness cutnullonullnull nullanullelength lcnulltip radius and nullanullinullunull sanullpling spacing 23Tanullle 3 null nullhoice onull cutnullonullnull nullanullelength nullor a nunullnuller onull conullnullon nulla
16、chining operations 26Tanullle 4 null nullstinullates nullor choosing roughness sanullpling lengths nullor the nulleasurenullent onull nonnullperiodic pronullles nullRanull 32Tanullle null null nullstinullates nullor choosing roughness sanullpling lengths nullor the nulleasurenullent onull nonnullper
17、iodic pronullles nullRznull 32Tanullle null null nullstinullates nullor choosing roughness sanullpling lengths nullor the nulleasurenullent onull periodic tanullles 33Tanullle null null Typesnull nanulles and uses onull nullaterial nulleasures 33Tanullle null null nullhange onull the total uncertain
18、ty in a height nulleasurenullent 46Tanullle null null Stated uncertainties nullor nulleasurenullents nullade nullith AnullnullnullSnullRnull 46Tanullle Anull1 null nullld and nenull surnullace tenullture paranulletersnull ISnull 42nullnull:1nullnullnull 47Summarnull of pagesThis docunullent conullpr
19、ises a nullront conullernull an inside nullront conullernull pages i to inullnull pages 1 to null2null an inside nullacnull conuller and a nullacnull conullernullnull BSI 2010 null iiiBS 1134:2010BRITISH STANDARDnullorenullordPublishing informationThis British Standard is punulllished nully BSI and
20、canulle into enullnullect on 30 Nonullenullnuller 2010null It nullas prepared nully Technical nullonullnullittee TDnullnull4nullTechnical product realizationnull A list onull organinullations represented on this conullnullittee can nulle onulltained on renulluest to its secretarynullSupersessionThis
21、 British Standard supersedes BS 1134null1:1nullnullnull and BS 1134null2:1nullnull0nullnullhich are nullithdranullnnullnullnformation about this documentThis is a nullull renullision and anullalganullation onull BS 1134null1:1nullnullnull and BS 1134null2:1nullnull0null BS 1134:2010 is also nullased
22、 on the Best Practice Guidenullnulleasurenullent onull surnullace tenullture usinnull a stnulllus instrunullentnull Nnullnullnull 2001nullnullith the nullritten agreenullent onull the National nullhysical nullanulloratorynullnullse of this documentAs a guidenull this British Standard tanulles the nu
23、llornull onull guidance and reconullnullendationsnull It should not nulle nulluoted as inull it nullere a specinullcation and particular care should nulle tanullen to ensure that clainulls onull conullpliance are not nullisleadingnullPresentational connullentionsThe pronullisions in this standard ar
24、e presented in ronullan nullinullenull uprightnulltypenull Its reconullnullendations are enullpressed in sentences in nullhich the principal aunulliliary nullernull is nullshouldnullnullnullonullnullentarnullnull enullplanation and nulleneral innullornullatinulle nullaterial is presented in snullall
25、er italic tnullpenull and does not constitute a nornullatinulle elenullentnullnullontractual and legal considerationsThis punulllication does not purport to include all the necessary pronullisions onull a contractnull nullsers are responsinullle nullor its correct applicationnullnullompliance nullit
26、h a British Standard cannot confer immunitnull from legal obligationsnullBS 1134:2010inull null null BSI 2010BRITISH STANDARDThis panulle delinulleratelnull lenullt nulllannullnull BSI 2010 null 1BS 1134:2010BRITISH STANDARD0 nullntroduction0null1 Generalnullnullten the surnullace onull a nullornull
27、 piece appears nullat and snullooth to the hunullan eyenull By running a nullnger across the surnullace it can nulleel snulloothnullnullut enullanullining this surnullace under a nullagninullying denullice renulleals a conullplenullstructurenull nullhich can nulle the result onull nullactors such as
28、 nullaterial structure and paint on the surnullacenull as nullell as the nullanunullacturing processes to nullhich the surnullace has nulleen sunullnullectednull Surnullace structure is called tenullturenull Surnullace tenullture onullten anullnullects the pernullornullancenull nulluality and sernul
29、lice linulle onull the productnull It is critical in nullachine processingnull as in nullany other disciplinesnull to enullaluate and control the surnullace characteristics onullnullany productsnull To control surnullace tenullturenull it nullrst has to nulle nulleasurednullnulleasuring during the n
30、ullanunullacturing cycle can innulluence decisions tanullen on nullachining systenulls and processesnull This allonulls thenull to nulle controlled and optinullinullednull therenully inullpronulling the productnull nulleasuring surnullace tenullture at the end onull the cycle helps engineers to null
31、ornull an opinion anullout the conullponentsnull pernullornullance capanullilitynullSurnullace tenullture ginulles conullponents nullarious characteristicsnull The linulletinulle onull nullating surnullacesnull such as shanullts and nullearings is dependent on surnullace tenullturenull nullhere a sh
32、anullt is sunullnullect to load renullersalsnull it can nulleconulle nullorn and its linulletinulle is reducednull Surnullace irregularity is onullten at the root onullconullponent nullailurenull therenullorenull the nullore consistently nullat the surnullace tenullturenull the longer the linulle on
33、ull the conullponentnullThe usenullul linulle onull a product is gonullerned nully the rate onull nullear onull its conullponent partsnull The rate onull this nullear depends on the surnullace area nullith nullhich it is in contact and the characteristics onull the nullaterialsnull A rough surnullac
34、e nullith large peanulls has less contact area and nullears at a nulluicnuller rate than a surnullace nullith a snullooth topnull0null2 Surface pronullle measurementnullhen nulleasuring and characterinulling surnullace tenullturenull use is nullade onullthe rectangular conullordinate onull a rightnu
35、llhanded nullartesian setnull in nullhich the null anullis pronullides the direction onull tracenull the y anullis lies nonullinally on the real surnullacenull and the null anullis is the outnullard direction nullronull the nullaterial to the surrounding nullediunull nullsee nulligure 1nullnullThe s
36、urnullace pronullle results nullronull the intersection onull the real surnullace nully a specinulled planenull It is typical to select a plane nullith a nornullal that nonullinally lies parallel to the real surnullacenull BS nullN ISnull 13nullnullnullnull1 specinulles that the tranullersing direct
37、ion nullor assessnullent purposes shall nulle perpendicular to the direction onull the lay unless othernullise indicatednull The lay is the direction onull the predonullinant surnullace patternnullnullay usually derinulles nullronull the actual production process used to nullanunullacture the surnul
38、lace and results in directional striations across the surnullacenull The appearance onull the pronullle nulleing assessed is anullnullected nully the direction onull the nullienull relatinulle to the direction onull the laynullDeternullinations onull surnullace tenullture are nullade at null0null to
39、 the laynull nullhere the direction onull the lay can anullnullect the nullunction onull the surnullacenull it is inullportant to specinully this on an engineering dranulling detailing the type onull lay and the direction nullsee BS nullN ISnull 1302nullnullBS 1134:20102 null null BSI 2010BRITISH ST
40、ANDARDnulligure 1 nullonullordinate snullstemnullenull1 Surnullace pronullle nullor nullachining processes that produce straightnull circular or radial laysnull the direction in nullhich to nullanulle the nulleasurenullent can usually nulle onullsernulled nully nullisual inspection onull the surnull
41、acenull nullhere it is not possinullle to nullornull an opinion as to the direction onull the lay then it is usual to nullanulle nulleasurenullents in senulleral directionsnull and to accept the nullanullinullunull nullalue as a roughness height paranulleternull Sonulle surnullaces nullight possess
42、no lay direction at all nullnullor enullanullplenull conullponents that hanulle nulleen sandnulllastednulland in this case the sanulle nullalue nullor a surnullace tenullture paranulleter is nulleasured irrespectinulle onull the direction onull nulleasurenullent onull the stylusnullnulligure 2 shonu
43、lls honull the enullnullect onull the lay on the nulleasured surnullace tenullture depends on the direction in nullhich the nulleasurenullent is tanullennullnulligure 2 nullhe effect of measuring in different directions to the surface lanullnullnullTnull The direction onull lanull runs across the pa
44、nullenullnullhen nulleasuring surnullace tenullturenull it is adnullisanullle to tanulle care nullhen interpreting the resultsnull enullen tnullo surnullaces hanulling the sanulle surnullace tenullture paranulleter nullalue can hanulle dinullnullerent nullunctional characteristicsnullnulligure 3 sho
45、nulls tnullo surnullaces nullith the sanulle Ra nullalue nullut dinullnullerent null BSI 2010 null 3BS 1134:2010BRITISH STANDARDnullunctional characteristicsnull nullhile the upper surnullace nullould pernullornull nullell as a nullearingnull the lonuller surnullace nullears nullore nulluicnullly du
46、e to the sharp spinulles on the surnullacenullnulligure 3 nullnullo surfaces nullith the same Ra nullalue but different functional characteristics1 ScopeThis British Standard ginulles guidance on the nulleasurenullent onull surnullace tenullture using a stylus instrunullentnull This standard descrin
47、ulles the nullay in nullhich nulleasurenullents can nulle tanullen and honull to interpret the resultsnull The guide also ginulles reconullnullendations nullor the use onull conullparison specinullensnull2 nullormatinulle referencesThe nullollonulling renullerenced docunullents are indispensanullle
48、nullor the application onull this docunullentnull nullor dated renullerencesnull only the edition cited appliesnull nullor undated renullerencesnull the latest edition onull the renullerenced docunullent nullincluding any anullendnullentsnull appliesnullBS nullN ISnull 1302null Geonulletric product
49、specinullcations nullGPnullnull null nullndication onullsurnullace tenullture in technical product docunullentation BS nullN ISnull 32null4null Geonulletric product specinullcations nullGPnullnull null nullurnullace tenullture null Pronullle nullethodnull nullonullinal characteristics onull contact nullstnulllusnullinstrunullentsBS nullN ISnull 42nullnullnull Geonulletric product specinullcations nullGPnullnull null nullurnullace tenullture null Pronullle nullethodnull Ternullsnull denullnitions and surnullace tenullture paranulleters 1nullBS nullN ISnull 42nullnullnull Geonulletric product
