1、Hydraulic fluid power Test methods for hoses and hose assemblies BS ISO 6605:2017 BSI Standards Publication WB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06 ISO 2017 Hydraulic fluid power Test methods for hoses and hose assemblies Transmissions hydrauliques Mthodes dessai pour les tuyaux et
2、fle xible s INTERNATIONAL STANDARD ISO 6605 Third edition 2017-06 Reference number ISO 6605:2017(E) National foreword This British Standard is the UK implementation of ISO 6605:2017. It supersedes BS ISO 6605:2002, which is withdrawn. The UK participation in its preparation was entrusted to Technica
3、l Committee MCE/18/-/4, Connectors and associated components. A list of organizations represented on this committee 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.
4、 The British Standards Institution 2017 Published by BSI Standards Limited 2017 ISBN 978 0 580 87924 1 ICS 83.140.40; 23.100.40 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strate
5、gy Committee on 31 July 2017. Amendments/corrigenda issued since publication Date Text affected BRITISH STANDARD BS ISO 6605:2017 ISO 2017 Hydraulic fluid power Test methods for hoses and hose assemblies Transmissions hydrauliques Mthodes dessai pour les tuyaux et fle xible s INTERNATIONAL STANDARD
6、ISO 6605 Third edition 2017-06 Reference number ISO 6605:2017(E) BS ISO 6605:2017 ISO 6605:2017(E)ii ISO 2017 All rights reserved COPYRIGHT PROTECTED DOCUMENT ISO 2017, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized
7、 otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISOs member body in the country of the requester. ISO copyright o
8、ffice Ch. de Blandonnet 8 CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 copyrightiso.org www.iso.org BS ISO 6605:2017 ISO 6605:2017(E)ii ISO 2017 All rights reserved COPYRIGHT PROTECTED DOCUMENT ISO 2017, Published in Switzerland All rights reserved. Unless o
9、therwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the addre
10、ss below or ISOs member body in the country of the requester. ISO copyright office Ch. de Blandonnet 8 CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 copyrightiso.org www.iso.orgISO 6605:2017(E)Foreword iv Introduction vi 1 Scope . 1 2 Normative references 1 3
11、 Terms and definitions . 1 4 Visual examination of product . 2 5 Standard tests 2 5.1 Dimensional check test 2 5.1.1 General 2 5.1.2 Measurement of outside and reinforcement diameters 2 5.1.3 Measurement of inside diameter . 2 5.1.4 Measurement of concentricity . 2 5.2 Proof test 3 5.3 Change-in-len
12、gth test 3 5.4 Burst test 3 5.4.1 General 3 5.4.2 Procedure . 4 5.5 Cold bend test 4 5.5.1 General 4 5.5.2 Procedure . 4 5.6 Cyclic endurance (impulse) test . 4 5.6.1 General 4 5.6.2 Procedure . 4 5.7 Leakage test . 8 5.7.1 General 8 5.7.2 Procedure . 8 5.8 Adhesion test 8 5.8.1 General 8 5.8.2 Appa
13、ratus . 9 5.8.3 Test specimens. 9 5.8.4 Conditioning 9 5.8.5 Procedure . 9 5.8.6 Expression of results 9 6 Criteria for acceptance . 9 7 Identification statement (reference to this document) . 9 Bibliography .10 ISO 2017 All rights reserved iii Contents Page BS ISO 6605:2017 ISO 6605:2017(E) F o rew
14、 o rd ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a tech
15、nical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of
16、 electrotechnical standardization. The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document
17、 was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2 (see www .iso .org/ directives). Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all su
18、ch patent rights. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received (see www .iso .org/ patents). Any trade name used in this document is information given for the convenience of users and
19、 does not constitute an endorsement. For an explanation on the voluntary nature of standards, the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the World Trade Organization (WTO) principles in the Technical Barriers to
20、Trade (TBT) see the following URL: www .iso .org/ iso/ foreword .html. The committee responsible for this document is Technical Committee ISO/TC 131, Fluid power systems, Subcommittee SC 4, Connectors and similar products and components. This third edition cancels and replaces the second edition (IS
21、O 6605:2002), which has been technically revised with the following changes: a WARNING was added before the Scope; added ISO/TR 11340 and ISO/TS 17165-2 and removed ISO 6945 from the normative references; added new ISO verbiage to the terms and definitions; added definitions for “change in length”,
22、“minimum burst pressure” and “cyclic endurance (impulse) test”; replaced “operating pressure” with “maximum working pressure” throughout the document; added the statements: “The proof pressure shall be twice the maximum working pressure, unless otherwise specified” and “The minimum burst pressure sh
23、all be four times the maximum working pressure, unless otherwise specified in the pertinent hose product standard”; replaced ISO 4672:1997 with ISO 10619-2:2011; added: “For values of d less than 25 mm, use d = 25 mm for the 2d term in the expression for the hose free length, so that the hose betwee
24、n the end of the hose fitting and the start of the bend radius is straight” and “The actual free hose length shall agree with the calculated free hose length to within +1/-0 % or +8/-0 mm, whichever is greater” to 5.6.2.2; redefined the frequency in 5.6.2.5, added a new 5.6.2.6 and 5.6.2.9, revised
25、Figure 2 and added Figure 3; deleted the abrasion test;iv ISO 2017 All rights reserved BS ISO 6605:2017 ISO 6605:2017(E) F o rew o rd ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing Internation
26、al Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO,
27、 also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part
28、 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2 (see www .iso .org/ directives). Attention is drawn to the possibility that some of th
29、e elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations r
30、eceived (see www .iso .org/ patents). Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement. For an explanation on the voluntary nature of standards, the meaning of ISO specific terms and expressions related to conformity assess
31、ment, as well as information about ISOs adherence to the World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT) see the following URL: www .iso .org/ iso/ foreword .html. The committee responsible for this document is Technical Committee ISO/TC 131, Fluid power systems, S
32、ubcommittee SC 4, Connectors and similar products and components. This third edition cancels and replaces the second edition (ISO 6605:2002), which has been technically revised with the following changes: a WARNING was added before the Scope; added ISO/TR 11340 and ISO/TS 17165-2 and removed ISO 694
33、5 from the normative references; added new ISO verbiage to the terms and definitions; added definitions for “change in length”, “minimum burst pressure” and “cyclic endurance (impulse) test”; replaced “operating pressure” with “maximum working pressure” throughout the document; added the statements:
34、 “The proof pressure shall be twice the maximum working pressure, unless otherwise specified” and “The minimum burst pressure shall be four times the maximum working pressure, unless otherwise specified in the pertinent hose product standard”; replaced ISO 4672:1997 with ISO 10619-2:2011; added: “Fo
35、r values of d less than 25 mm, use d = 25 mm for the 2d term in the expression for the hose free length, so that the hose between the end of the hose fitting and the start of the bend radius is straight” and “The actual free hose length shall agree with the calculated free hose length to within +1/-
36、0 % or +8/-0 mm, whichever is greater” to 5.6.2.2; redefined the frequency in 5.6.2.5, added a new 5.6.2.6 and 5.6.2.9, revised Figure 2 and added Figure 3; deleted the abrasion test;iv ISO 2017 All rights reserved ISO 6605:2017(E) updated all the references in the Bibliography. ISO 2017 All rights
37、reserved v BS ISO 6605:2017 ISO 6605:2017(E) Intr oduction In hydraulic fluid power systems, power is transmitted and controlled through a liquid under pressure within an enclosed circuit. A hose assembly is a flexible fluid power conductor consisting of a length of hose attached, at both ends, to h
38、ose fittings.vi ISO 2017 All rights reserved BS ISO 6605:2017 ISO 6605:2017(E) Intr oduction In hydraulic fluid power systems, power is transmitted and controlled through a liquid under pressure within an enclosed circuit. A hose assembly is a flexible fluid power conductor consisting of a length of
39、 hose attached, at both ends, to hose fittings.vi ISO 2017 All rights reserved INTERNATIONAL ST ANDARD ISO 6605:2017(E) Hydraulic fluid power Test methods for hoses and hose assemblies WARNING Some of the tests described in this document are considered hazardous. It is, therefore, essential that, in
40、 conducting these tests, all appropriate safety precautions be strictly adhered to. Attention is drawn to the danger of burst, fine jets (which can penetrate the skin) and energy release of expanding gases. To reduce the hazard of energy release, bleed air out of test specimens prior to pressure tes
41、ting. Tests shall be set up and performed by properly trained personnel. 1 Scope This document specifies uniform test methods for evaluating the performance of hoses and hose assemblies (hoses and attached hose fittings) used in hydraulic fluid power systems. Specific tests and performance criteria
42、for evaluating hoses and hose assemblies used in hydraulic applications are in accordance with the requirements of the respective product (hoses or hose fitting) specifications. 2 Normative references The following documents are referred to in the text in such a way that some or all of their content
43、 constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO 1402, Rubber and plastics hoses and hose assemblies Hydrostatic testing ISO 3448, Industrial
44、 liquid lubricants ISO viscosity classification ISO 4671, Rubber and plastics hoses and hose assemblies Methods of measurement of the dimensions of hoses and the lengths of hose assemblies ISO 5598, Fluid power systems and components Vocabulary ISO 5893, Rubber and plastics test equipment Tensile, f
45、lexural and compression types (constant rate of traverse) Specification ISO 6133, Rubber and plastics Analysis of multi-peak traces obtained in determinations of tear strength and adhesion strength ISO 8033, Rubber and plastics hoses Determination of adhesion between components ISO/TR 11340, Rubber
46、and rubber products Hydraulic hose assemblies External leakage classification for hydraulic systems ISO/TS 17165-2, Hydraulic fluid power Hose assemblies Part 2: Practices for hydraulic hose assemblies ISO 23529, Rubber General procedures for preparing and conditioning test pieces for physical test
47、methods 3 Terms and definitions For the purposes of this document, the terms and definitions given in ISO 5598 and the following apply. ISO and IEC maintain terminological databases for use in standardization at the following addresses: IEC Electropedia: available at h t t p :/ www .electropedia .or
48、g/ ISO 2017 All rights reserved 1 BS ISO 6605:2017 ISO 6605:2017(E) ISO Online browsing platform: available at h t t p :/ www .iso .org/ obp 3.1 change-in-length elongation or contraction of the hose or hose assembly due to pressurization 3.2 minimum burst pressure minimum pressure at which failure
49、of the hose or hose assembly occurs Note 1 to entry: This failure can be a hose burst, leakage or separation of the hose from the hose fitting. 3.3 cyclic endurance (impulse) test fatigue test conducted between a lower cyclic test pressure and an upper cyclic test pressure to determine performance of a hose assembly under pressure cycling conditions 4 Visual examination of product Hose assemblies shall be visually inspected in accordance with ISO/TS 1
