BS 7861-1-2007 Strata reinforcement nsupport system ncomponents used in coal nmines – nPart 1 Specification for rockbolting《煤矿用地层加强支持系统部件 岩石锚栓规范》.pdf
《BS 7861-1-2007 Strata reinforcement nsupport system ncomponents used in coal nmines – nPart 1 Specification for rockbolting《煤矿用地层加强支持系统部件 岩石锚栓规范》.pdf》由会员分享,可在线阅读,更多相关《BS 7861-1-2007 Strata reinforcement nsupport system ncomponents used in coal nmines – nPart 1 Specification for rockbolting《煤矿用地层加强支持系统部件 岩石锚栓规范》.pdf(52页珍藏版)》请在麦多课文档分享上搜索。
1、BS 7861-1:2007Strata reinforcement support system components used in coal mines Part 1: Specification for rockboltingICS 73.100.10NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDPublishing and copyright informationThe BSI copyright notice displayed in this docum
2、ent indicates when the document was last issued. BSI 2007ISBN 978 0 580 58550 0The following BSI references relate to the work on this standard:Committee reference MRE/1Draft for comment 07/30163374 DCPublication historyFirst published October 1996Second edition, October 2007Amendments issued since
3、publicationAmd. no. Date Text affectedBS 7861-1:2007 BSI 2007 iBS 7861-1:2007ContentsForeword iii1 Scope 12 Normative references 13 Terms and definitions 24 Steel rockbolts and components 45 Glass fibre reinforced plastic (GRP) rockbolts and components for use in the sides 66 Resins and capsules 97
4、System type tests Steel rockbolts 108 System type tests GRP rockbolts 11AnnexesAnnex A (normative) Tensile test on steel bar 12Annex B (normative) Resistance to brittle fracture 12Annex C (normative) Breakout facility torque test 14Annex D (normative) Tensile test to establish flattening and pull th
5、rough loads of steel domed washer plate assemblies 15Annex E (normative) Alignment test 17Annex F (normative) Fire resistance test on non-metallic components 18Annex G (normative) Torsional strength test on GRP bar 20Annex H (normative) Tensile strength test on GRP bar 21Annex I (normative) Minimum
6、tensile strength of GRP rockbolt bar 23Annex J (normative) Flexural strength tests on GRP rockbolt bar 25Annex K (normative) Tensile test to establish GRP bolt assembly failure load 26Annex L (normative) Determination of uniaxial compressive strength (UCS) of resin 28Annex M (normative) Determinatio
7、n of elastic modulus of resin 29Annex N (normative) Determination of creep of resin 31Annex O (normative) Tensile test on rockbolt threaded end 33Annex P (normative) Shear test on rockbolt/resin system 34Annex Q (normative) Determination of bond strength and system stiffness 36Bibliography 44List of
8、 figuresFigure 1 Example of a steel rockbolt assembly in situ 3Figure B.1 Charpy impact specimen machining from bar details 13Figure C.1 Arrangement for nut breakout torque test for GRP rockbolts 15Figure D.1 Load test arrangement for tensile test flattening and pull through loads of steel domed was
9、her plate 16Figure E.1 Alignment capacity of conical seat and domed washer plate assembly 17Figure F.1 Draught-free cabinet for flame test 19Figure G.1 Arrangement for torsional strength test on GRP bar 20Figure H.1 Arrangement for tensile test on GRP bar 22Figure I.1 Double embedment tensile test s
10、chematic diagram 24Figure J.1 Arrangement for flexural strength test on GRP bar 25BS 7861-1:2007ii BSI 2007Figure K.1 Load test arrangement for GRP components 27Figure M.1 Arrangement for elastic modulus test and creep test: machine platen 31Figure O.1 Arrangement for tensile test on rockbolt thread
11、ed end 33Figure P.1 Sectional diagram of shear frame 34Figure Q.1 General arrangement of lathe-based pull test apparatus 37Figure Q.2 General arrangement of hydraulic pull test apparatus 38Figure Q.3 Hydraulic biaxial pressure cell 39Figure Q.4 Rock core performance envelope 43List of tablesTable 1
12、Colour coding of rockbolt length 5Table 2 Resin setting times at 27 C 10Table Q.1 Standard consumables and criteria for rock core performance testing 42Summary of pagesThis document comprises a front cover, an inside front cover, pages i to iii, a blank page, pages 1 to 43, an inside back cover and
13、a back cover. BSI 2007 iiiBS 7861-1:2007ForewordPublishing informationThis part of BS 7861 is published by BSI and came into effect on 31 October 2007. It was prepared by Subcommittee MRE/1/1/1, Roof supports and strata reinforcements, under the authority of Technical Committee MRE/1, Mining mechani
14、cal equipment and machinery. A list of organizations represented on this committee can be obtained on request to its secretary.SupersessionThis part of BS 7861 supersedes BS 7861-1:1996, which is withdrawn.Assessed capability. Users of this British Standard are advised to consider the desirability o
15、f quality system assessment and registration against the appropriate standard in the BS EN ISO 9000 series by an accredited third-party certification body.Product certification/inspection/testing Users of this British Standard are advised to consider the desirability of third-party certification/ins
16、pection/testing of product conformity with this British Standard. Appropriate conformity attestation arrangements are described in BS EN ISO/IEC 17025. Users seeking assistance in identifying appropriate conformity assessment bodies or schemes may ask BSI to forward their enquiries to the relevant a
17、ssociation.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 presented in smaller italic type,
18、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 confer immunity from legal obligations.
19、In particular, attention is drawn to the following statutory regulations.The Health and Safety at Work etc. Act 1974 1The Chemicals (Hazard Information and Packaging for Supply) Regulations 2002 2The Control of Substances Hazardous to Health Regulations 1995 3iv BSI 2007 This page deliberately left
20、blankBS 7861-1:2007 BSI 2007 1BS 7861-1:20071 ScopeThis Part of BS 7861 specifies dimensional, material and performance requirements for rockbolting support system components used in coal mines. Components included are steel rockbolts, glass reinforced plastics (GRP) rockbolts, resins, nuts, conical
21、 seats and domed washer plates.This British Standard does not cover the assembly or installation of these components to form a rockbolting support system on site.2 Normative referencesThe following referenced documents are indispensable for the application of this document. For dated references, onl
22、y the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.BS 6319-1:1983, Testing of resin compositions for use in construction Part 1: Method for preparation of test specimensBS 6319-2:1983, Testing of resin compositions fo
23、r use in construction Part 2: Method for measurement of compressive strengthBS EN 837-1, 1998, Pressure gauges Part 1: Bourdon tube pressure gauges Dimensions, metrology, requirements and testingBS EN 10002-1:2001, Metallic materials Tensile testing Part 1: Method of test at ambient temperatureBS EN
24、 10045-1:1990, Charpy impact test on metallic materials Part 1: Test method (V- and U-notches)BS EN 13463-1, Non-electrical equipment for potentially explosive atmospheres Part 1: Basic method and requirementsBS EN ISO 527-1, Plastics Determination of tensile properties Part 1: General principlesBS
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