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    BS 3165-2009 Rubber suction hose and hose assemblies with semi-embedded wire helix for fire-fighting purposes - Requirements and test methods《消防用半嵌入式螺旋线橡胶吸油软管和软管组件 试验方法和要求》.pdf

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    BS 3165-2009 Rubber suction hose and hose assemblies with semi-embedded wire helix for fire-fighting purposes - Requirements and test methods《消防用半嵌入式螺旋线橡胶吸油软管和软管组件 试验方法和要求》.pdf

    1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI British StandardsWB9423_BSI_StandardColCov_noK_AW:BSI FRONT COVERS 5/9/08 12:55 Page 1Rubber suction hose and hose assemblies with semiembedded wire helix for firefighting purposes Requirements and t

    2、est methodsBS 3165:2009BS 3165:2009 BRITISH STANDARDPublishing and copyright informationThe BSI copyright notice displayed in this document indicates when the document was last issued. BSI 2009ISBN 978 0 580 63080 4ICS 13.220.10The following BSI references relate to the work on this standard: Commit

    3、tee reference FSH/17 Draft for comment 09/30182062 DCPublication historyFirst published as BS 3165-1, November 1959Second edition as BS 3165, December 1986Third (present) edition, August 2009Amendments issued since publicationDate Text affected BRITISH STANDARD BSI 2009 iBS 3165:2009ContentsForeword

    4、 ii1 Scope 12 Normative references 13 Terms and definitions 14 Classification 25 Rubber hose and hose assemblies 26 Performance testing 57 Hose assemblies 68 Marking 7AnnexesAnnex A (normative) Method of test for vacuum resistance with flexing 8Annex B (normative) Method of test for flexibility 9Bib

    5、liography 11List of figuresFigure 1 Longitudinal cross-section of typical Class B hose construction 2Figure B.1 Apparatus for flexibility test 10List of tablesTable 1 Inside diameter of hose and length of soft end 3Table 2 Minimum thickness of hose lining and cover 3Table 3 Minimum tensile strength

    6、and elongation at break of rubber lining and cover material 4Table 4 Maximum mass of rubber hose 4Table 5 Hydrostatic pressure requirements 5Table 6 Minimum deflection for flexibility test 6Summary of pagesThis document comprises a front cover, an inside front cover, pages i to ii, pages 1 to 12, an

    7、 inside back cover and a back cover.BS 3165:2009ii BSI 2009BRITISH STANDARDForewordPublishing informationThis British Standard is published by BSI and came into effect on 31 August 2009. It was prepared by Subcommittee FSH/17/8, Hydrants, hoses and associated water delivery equipment, under the auth

    8、ority of Technical Committee FSH/17, Fire brigade equipment. A list of organizations represented on these committees can be obtained on request to their secretary.SupersessionTogether with BS EN ISO 14557:2002, this British Standard supersedes BS 3165:1986, which is withdrawn.Relationship with other

    9、 publicationsRequirements for Class A and Class C hoses are specified in BS EN ISO 14557:2002.Information about this documentThis revision was undertaken after the publication of BS EN ISO 14557:2002, which specifies requirements for Class A and Class C hoses and partially superseded BS 3165:1986, t

    10、o preserve the requirements for Class B hose. Presentational conventionsThe provisions of this standard are presented in roman (i.e. upright) type. Its requirements are expressed in sentences in which the principal auxiliary verb is “shall”.Commentary, explanation and general informative material is

    11、 presented in smaller italic type, and does not constitute a normative element.Contractual and legal considerationsThis 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 conf

    12、er immunity from legal obligations.BRITISH STANDARD BSI 2009 1BS 3165:20091 ScopeThis British Standard specifies requirements and test methods for Class B rubber suction hose and suction hose assemblies with a semi-embedded wire helix for fire-fighting purposes. This class of hose is further divided

    13、 into Type 1 and Type 2 according to the design working pressure (see Clause 4). NOTE 1 The requirements and test methods for other types of rubber and plastics suction hoses for fire-fighting purposes are specified in BS EN ISO 14557:2002.This standard is applicable to hoses and hose assemblies tha

    14、t are for use primarily for suction duty but that are also suitable for water delivery.NOTE 2 All pressures are expressed in megapascals. 1 MPa = 10 bar.2 Normative referencesThe following referenced documents are indispensable for the application of this document. For dated references, only the edi

    15、tion cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.BS 336, Specification for fire hose couplings and ancillary equipmentBS 3558 (both parts), Glossary of rubber termsBS EN 10244-2, Steel wire and wire products Non-ferrous meta

    16、llic coatings on steel wire Part 2: Zinc or zinc alloy coatingsBS EN 10324, Steel wire and wire products Hose reinforcement wireBS EN ISO 1402, Rubber and plastics hoses and hose assemblies Hydrostatic testingBS EN ISO 4671:2007, Rubber and plastics hoses and hose assemblies Methods of measurement o

    17、f the dimensions of hoses and the lengths of hose assembliesBS EN ISO 7233, Rubber and plastics hoses and hose assemblies Determination of resistance to vacuumBS EN ISO 8033, Rubber and plastics hoses Determination of adhesion between components BS EN ISO 8330, Rubber and plastics hoses and hose ass

    18、emblies VocabularyBS ISO 37, Rubber, vulcanized or thermoplastic Determination of tensile stress-strain properties BS ISO 188, Rubber, vulcanized or thermoplastic Accelerated ageing and heat resistance tests3 Terms and definitionsFor the purposes of this British Standard, the terms and definitions g

    19、iven in BS 3558 (both parts) and BS EN ISO 8330 apply.BS 3165:20092 BSI 2009BRITISH STANDARD4 Classification4.1 Hose and hose assemblies shall be classified as follows:a) Type 1: medium duty suction hose with a design working pressure up to and including 0.5 MPa at ambient temperatures in the range

    20、30 C to +65 C;b) Type 2: heavy duty suction hose with a design working pressure up to and including 0.75 MPa at ambient temperatures in the range 30 C to +65 C.5 Rubber hose and hose assemblies 5.1 ConstructionSuction hose shall consist of the following components:a) an internal semi-embedded wire h

    21、elix;b) a rubber lining;c) textile reinforcement;d) an embedded wire helix;e) a rubber cover.NOTE An illustration of the longitudinal cross-section of a typical Class B hose is given in Figure 1.5.2 Wire helices5.2.1 All helix wire shall conform to BS EN 10324 and shall be galvanized in accordance w

    22、ith BS EN 10244-2. 5.2.2 The wire used for the internal semi-embedded helix shall have a minimum tensile strength of 1 250 N/mm2. 5.2.3 The wire used for the embedded helix shall have a minimum tensile strength of 650 N/mm2. Figure 1 Longitudinal crosssection of typical Class B hose construction5321

    23、4Key1 Rubber cover2 Embedded wire helix3 Textile reinforcement4 Semi-embedded wire helix5 Rubber liningBRITISH STANDARD BSI 2009 3BS 3165:20095.3 Hose ends5.3.1 Hose ends shall be compatible with suction hose couplings conforming to BS 336. 5.3.2 Soft ends shall have an additional rubberized textile

    24、 reinforcement applied as a cuff over the soft end and the first turn of the embedded helix. 5.3.3 The length of soft ends shall be as specified in Table 1. 5.3.4 The hose ends shall be capped or sealed to prevent ingress of water. 5.4 Inside diameterWhen measured in accordance with BS EN ISO 4671:2

    25、007, Clause 4, the inside diameter of the hose shall be as specified in Table 1.Table 1 Inside diameter of hose and length of soft endsDimensions in millimetresInside diameter Length of soft end75 null1.6 82.5 null6100 null1.6 108 null6140 null1.6 146 null95.5 Lining and cover5.5.1 GeneralWhen measu

    26、red in accordance with BS EN ISO 4671:2007, Clause 8, the lining and cover shall be concentric. When visually inspected, the lining and cover shall be free from defects, such as holes and porosity. 5.5.2 Minimum thicknessWhen measured in accordance with BS EN ISO 4671:2007, Clause 9, the minimum thi

    27、ckness of the lining and cover shall be as specified in Table 2. For the lining and for the cover, the difference between the smallest thickness measurement and the largest thickness measurement, including overlaps, shall be not greater than 15% of the mean thickness measurement.Table 2 Minimum thic

    28、kness of hose lining and coverDimensions in millimetresInside diameter Type 1 thickness Type 2 thicknessLining Cover Lining Cover75 2.0 2.0 2.3 2.3100 2.0 2.0 2.3 2.3140 2.5 2.5 3.0 2.3BS 3165:20094 BSI 2009BRITISH STANDARD5.5.3 Physical properties5.5.3.1 When tested in accordance with BS ISO 37, us

    29、ing dumb-bell test pieces of Type 1 dimensions cut from moulded sheets of the appropriate rubber mix that have been vulcanized (see 5.6) to the same degree as the hose, the values for tensile strength and elongation at break shall be not less than the values specified in Table 3.Table 3 Minimum tens

    30、ile strength and elongation at break of rubber lining and cover materialComponent Minimum tensile strengthMPa Minimum elongation at break% Lining material 7.0 250Cover material 8.5 3005.5.3.2 After ageing test pieces prepared as described in 5.5.3.1 for 96 h at (70 null1) C in accordance with BS ISO

    31、 188, the tensile strength and elongation at break shall not vary from the corresponding unaged values by more than +10% or 30%.5.5.4 Hose massThe mass of the hose excluding couplings shall not exceed the values specified in Table 4.Table 4 Maximum mass of rubber hoseInside diametermmMassType 1kg/m

    32、Type 2kg/m 75 3.7 4.1100 6.0 6.7140 8.0 8.95.5.5 Hose lengthHose length shall be measured in accordance with BS EN ISO 4671:2007, Clause 10.5.6 FinishThe hose shall be consolidated and uniformly vulcanized.NOTE The finish of the cover may be uncorrugated or corrugated and may be fabric marked.BRITIS

    33、H STANDARD BSI 2009 5BS 3165:20096 Performance testing6.1 Type testing6.1.1 GeneralThe tests specified in 6.1.2 to 6.1.6 shall be carried out to prove the design and shall be repeated whenever a change in design or composition of the material used is made.6.1.2 Hydrostatic pressure testsWhen tested

    34、in accordance with BS EN ISO 1402, the hose or hose assembly shall conform to Table 5.Table 5 Hydrostatic pressure requirementsParameter PressureType 1MPa Type 2MPa Design working pressure 0.5 0.75Proof test pressure 0.75 1.125Minimum burst pressure 1.5 2.256.1.3 Vacuum testWhen tested in accordance

    35、 with BS EN ISO 7233 for 10 min at a vacuum of 0.093 MPa below atmospheric pressure (an absolute pressure of 0.007 MPa), the hose or hose assembly shall show no evidence of delamination, indentation or collapse.6.1.4 Adhesion testWhen tested in accordance with BS EN ISO 8033, the force required to s

    36、eparate: a) the lining and reinforcement;b) any layers of reinforcement; c) the cover and reinforcement,shall be not less than 1.75 kN/m.6.1.5 Vacuum test with flexingWhen tested in accordance with Annex A, the hose assembly shall not be visibly damaged or have any permanent distortion.6.1.6 Flexibi

    37、lityWhen tested in accordance with Annex B, the deflection at the centre of the hose assembly shall be not less than the appropriate value specified in Table 6.BS 3165:20096 BSI 2009BRITISH STANDARDTable 6 Minimum deflection for flexibility testInside diametermm Assembly lengthm Minimum deflectionmm

    38、 75 2.5 38075 3.0 470100 2.5 380100 3.0 470140 2.5 3306.1.7 Test reportThe manufacturer shall provide the purchaser with a test report containing the results obtained from the tests specified in 5.5, and 6.1.2 to 6.1.6. 6.2 Production tests6.2.1 Proof testEach length of hose or hose assembly shall b

    39、e tested in accordance with BS EN ISO 1402 at the appropriate proof test pressure specified in Table 5. After the pressure has been held for 5 min the length of hose or hose assembly shall show no signs of leakage or failure. 6.2.2 Vacuum testEach length of hose or hose assembly shall conform to 6.1

    40、.3.7 Hose assemblies 7.1 Hose assemblies shall be made from hose conforming to Clause 5 and Clause 6, and suction hose couplings conforming to BS 336.7.2 Hose assemblies shall be measured in accordance with BS EN ISO 4671:2007, Clause 10. NOTE The preferred lengths of hose assemblies are 2.5 m and 3

    41、.0 m.7.3 The couplings shall be attached to the hose by either of the following methods:a) bound-in using steel wire conforming to BS EN 10324, with a minimum tensile strength of 380 N/mm2and galvanized as specified in BS EN 10244-2; orb) secured by the use of stainless steel bands and buckle type c

    42、lips.BRITISH STANDARD BSI 2009 7BS 3165:20098 MarkingA rubber label shall be vulcanized to the hose approximately 0.5 m from one end, giving the following information:a) number and date of this British Standard, i.e. BS 3165:2009 1), with the class letter B and type number as suffixes; b) hose manuf

    43、acturers name or identification;c) inside diameter;d) design working pressure;e) month and year of manufacture.EXAMPLE: BS 3165:2009/B2/MR/75 mm/0.75 MPa/7-09.1)Marking BS 3165:2009 on or in relation to a product represents a manufacturers declaration of conformity, i.e. a claim by or on behalf of t

    44、he manufacturer that the product meets the requirements of the standard. The accuracy of the claim is solely the claimants responsibility. Such a declaration is not to be confused with third-party certification of conformity.BS 3165:20098 BSI 2009BRITISH STANDARDAnnex A (normative) Method of test fo

    45、r vacuum resistance with flexingA.1 ApparatusA.1.1 Flat table, with one edge rounded to a 25 mm radius.A.1.2 Weight, with a mass equivalent to the mass of two test pieces.A.1.3 Vacuum source.A.2 Test pieceThe test piece shall be a length of hose coupled to a male and a female suction hose coupling c

    46、onforming to BS 336 and with an overall length between the mating surfaces of 2.5 m.A.3 Temperature of testThe test shall be carried out at 23 C null5 C.A.4 ProcedureWeigh the test piece.Anchor the female coupling to the flat table (A.1.1) so that half the length of the test piece is hanging over th

    47、e radiused edge of the table (A.1.1) and the other half is lying horizontally.Attach the weight (A.1.2) to the male coupling.Apply a vacuum of 0.095 MPa below atmospheric pressure (0.07 MPa absolute) for 5 min.Return the pressure to atmospheric, lay the test piece on a flat surface and examine for v

    48、isible evidence of distortion or damage.A.5 Test reportThe test report shall include the following information:a) identification of the hose assembly;b) date of hose manufacture;c) test date;d) mass of the weight attached to the hose assembly;e) observations on the hose at the end of the test.BRITIS

    49、H STANDARD BSI 2009 9BS 3165:2009Annex B (normative) Method of test for flexibilityB.1 ApparatusB.1.1 Two vertical slings, to suspend the test piece at least 600 mm below a beam.B.1.2 Straightedge, at least the length of the test piece.B.1.3 Weight, of sufficient mass to exert a downward force of 450 N. B.1.4 Rule or steel measuring tape.B.2 Test pieceThe test piece shall be a length of hose coupled to a male and a female suction hose coupling conforming to BS 336 so that the overall length of the ass


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