1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS ISO 16028:1999 ICS 23.
2、100.40 Hydraulic fluid power Flush-face type, quick-action couplings for use at pressures of 20 MPa (200 bar) to 31,5 MPa (315 bar) Specifications Incorporating Amendment No. 1 This British Standard, having been prepared under the direction of the Engineering Sector Committee, was published under th
3、e authority of the Standards Committee and comes into effect on 15 April 2000 ISBN 0 580 34652 8 BS ISO 16028:1999 National foreword BSI 2006 Amendments issued since publication Amd. No. Date Comments 16680 31 October 2006 Changes to Clause 1 and Subclause 5.2 This British Standard was published by
4、BSI. It is the UK implementation of ISO 16028:1999, including Amendment 1:2006, and implements it as the UK national standard. The UK participation in its preparation was entrusted by Technical Committee MCE/18, Fluid power systems and components, to Subcommittee MCE/18/-/4, Connectors and associate
5、d components. A list of organizations represented on MCE/18/-/4 can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer im
6、munity from legal obligations.Referencenumber ISO16028:1999(E) INTERNATIONAL STANDARD ISO 16028 Firstedition 1999-12-15 HydraulicfluidpowerFlush-facetype, quick-actioncouplingsforuseatpressures of20MPa(200bar)to31,5MPa(315bar) Specifications Transmissions hydrauliques Raccords rapides de type face p
7、lane pour usage des pressions de 20 MPa (200 bar) 31,5 MPa (315 bar) Spcificationsii ISO16028:1999(E)ISO16028:1999(E)iii Foreword ISO(theInternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(ISO memberbodies).TheworkofpreparingInternationalStandardsisnormallycar
8、riedoutthroughISOtechnical committees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhas therighttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnon-governmental,in liaisonwithISO,alsotakepartinthework.ISOcollaboratescloselywiththeInternationa
9、lElectrotechnical Commission(IEC)onallmattersofelectrotechnicalstandardization. InternationalStandardsaredraftedinaccordancewiththerulesgivenintheISO/IECDirectives,Part3. DraftInternationalStandardsadoptedbythetechnicalcommitteesarecirculatedtothememberbodiesforvoting. PublicationasanInternationalSt
10、andardrequiresapprovalbyatleast75%ofthememberbodiescastingavote. AttentionisdrawntothepossibilitythatsomeoftheelementsofthisInternationalStandardmaybethesubjectof patentrights.ISOshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights. InternationalStandardISO16028waspreparedbyTechnicalCommi
11、tteeISO/TC131, Fluid power systems, SubcommitteeSC4, Connectors and similar products and components.ISO16028:1999(E) iv Introduction Inhydraulicfluidpowersystems,poweristransmittedandcontrolledthroughaliquidunderpressurewithinan enclosedcircuit.Quick-actioncouplingsareusedtojoinorseparatequicklyflui
12、dconductorlines,withouttheuse oftoolsorspecialdevices.INTERNATIONALSTANDARD ISO16028:1999(E)1 HydraulicfluidpowerFlush-facetype,quick-actioncouplings foruseatpressuresof20MPa(200bar)to31,5MPa(315bar) Specifications 1 Scope CouplingsinaccordancewiththisInternationalStandardarenotdesignedtoconnectordi
13、sconnectunder pressure. NOTE CouplingsinaccordancewiththisInternationalStandardprovideforautomaticsealingofthefluidpressureonthe upstreamsideandonthedownstreamsidewhenthecouplingisdisconnected. 2 Normativereferences Thefollowingnormativedocumentscontainprovisionswhich,throughreferenceinthistext,cons
14、tituteprovisionsof thisInternationalStandard.Fordatedreferences,subsequentamendmentsto,orrevisionsof,anyofthese publicationsdonotapply.However,partiestoagreementsbasedonthisInternationalStandardareencouragedto investigatethepossibilityofapplyingthemostrecenteditionsofthenormativedocumentsindicatedbe
15、low.For undatedreferences,thelatesteditionofthenormativedocumentreferredtoapplies.MembersofISOandIEC maintainregistersofcurrentlyvalidInternationalStandards. ISO4397, Fluid power systems and components Connectors and associated components Nominal outside diameters of tubes and nominal inside diamete
16、rs of hoses. ISO4399, Fluid power systems and components Connectors and associated components Nominal pressures. ISO5598, Fluid power systems and components Vocabulary. ISO7241-2, Hydraulic fluid power Quick-action couplings Part 2: Test methods. 3 Termsanddefinitions ForthepurposesofthisInternation
17、alStandard,thetermsanddefinitionsgiveninISO5598apply. 4 Dimensionalrequirements Hydraulicflushfacequick-actioncouplingsshallconformtothedimensionsshowninFigure1andgiveninTable1. Thecouplingsizerelatestothenominalinsidediameterofthehose,inaccordancewithISO4397,thatis recommendedforusewiththecoupling.
18、 ThisInternationalStandardspecifiestheinterfacedimensionsforinterchangeabilityandspecifiestheperformance requirementsforhydraulic,flush-facetype,quick-actioncouplingsforuseatpressuresof20MPa(200bar)to 31,5MPa(315bar), depending upon the coupling size.ISO16028:1999(E) 2 5 Performancerequirements 5.1
19、Hydraulic,flush-face,quick-actioncouplingsinaccordancewiththisInternationalStandardshallmeetor exceedtheperformancerequirementsgiveninTable2. 5.3 TheratedburstpressureshallbeverifiedbytestinginaccordancewithISO7241-2foronecycleinthe coupledanduncoupledconditions. 5.4 Thepressuredropatratedflowshallb
20、everifiedbytestinginaccordancewithISO7241-2. 5.5 ThefluidlossperdisconnectshallbeverifiedbyspillagetestinginaccordancewithISO7241-2. 5.6 ThesurgeflowcapabilityshallbeverifiedbysurgeflowtestinginaccordancewithISO7241-2. 5.7 Provisionsforlockingthecouplinginthecoupledcondition,toreducetheprobabilityof
21、accidental disconnect,shallbeagreeduponbetweenthemanufacturerandtheuser. 6 Identificationstatement(ReferencetothisInternationalStandard) Usethefollowingstatementintestreports,cataloguesandsalesliteraturewhenelectingtocomplywiththis InternationalStandard: “Dimensionalandperformancerequirementsinaccor
22、dancewithISO16028:1999, Hydraulic fluid power Flush-face type, quick-action couplings for use at pressures of 20 MPa (200 bar) to 31,5 MPa (315 bar) Specifications.” 5.2 TheoperatingpressureshallbeverifiedbypressureimpulsetestinginaccordancewithISO7241-2for 1 000000cyclesinthecoupledcondition and 10
23、0 000 cycles in the uncoupledcondition.ISO16028:1999(E)3 Dimensionsinmillimetres a Distancetoball b Gageball c ChamferRUorU 45 d Gagediameter e LocatesealwithinlengthRtosealon K f Minimumwithpoppetagainstitsstop g Minimumhardness50HRCinballcontactarea h Theshapeoftheneckreceivingtheballsinthecoupled
24、 positionislefttothemanufacturer i ThissurfaceshallbeflushwithinFmax. j Lockingcollaroptional(see5.7) Figure1Hydraulic,flush-facetype,quick-actioncouplingISO16028:1999(E) 4 Table1Dimensionsforhydraulic,flush-facetype,quick-actioncouplingsISO16028:1999(E)5 Table2Performancerequirementsforhydraulic,fl
25、ush-facetype,quick-actioncouplings Performancerequirementsbycouplingsize Characteristic 6,3 10 12,5 16 19 25 Ratedoperatingpressure, inaccordancewith ISO4399 31,5MPa (315bar) 25MPa (250bar) 25MPa (250bar) 25MPa (250bar) 25MPa (250bar) 20MPa (200bar) Minimumburstpressure 126MPa (1260bar) 100MPa (1000
26、bar) 100MPa (1000bar) 100MPa (1000bar) 100MPa (1000bar) 80MPa (800bar) Ratedflow 12l/min 23l/min 45l/min 74l/min 100l/min 189l/min Maximumpressuredrop atratedflow 100kPa (1bar) 100kPa (1bar) 100kPa (1bar) 100kPa (1bar) 100kPa (1bar) 100kPa (1bar) Ratedsurgeflow 36l/min 69l/min 135l/min 222l/min 300l
27、/min 567l/min Maximumfluidlossper disconnect 0,02ml 0,035ml 0,07ml 0,1ml 0,15ml 0,25mlBS ISO 16028:1999 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in
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