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本文(BS ISO 13765-6-2006 Refractory mortars - Determination of the moisture content of ready-mixed mortars《耐熔灰浆 测定预拌灰浆的湿气含量》.pdf)为本站会员(孙刚)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

BS ISO 13765-6-2006 Refractory mortars - Determination of the moisture content of ready-mixed mortars《耐熔灰浆 测定预拌灰浆的湿气含量》.pdf

1、BRITISH STANDARD BS ISO 13765-6:2004 Refractory mortars Part 6: Determination of moisture content of ready-mixed mortarsICS 81.080 BS ISO 13765-6:2004 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 1 February 2006 BSI 1 February 2006 ISBN 0

2、580 47707 X National foreword implements it as the UK national standard. Together with BS ISO 13765-1, BS ISO 13765-2, BS ISO 13765-3, BS ISO 13765-4 and BS ISO 13765-5, it supersedes BS 1902-11:1991 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee RPI

3、/1, Refractories, which has the responsibility to: aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and European developments a

4、nd promulgate them in the UK. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international publications referred to in this document may be found in the BSI Catalogue under the section entitled

5、 “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance wi

6、th a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the ISO title page, pages ii and iii, a blank page, pages 1 and 2, an inside back cover and a back cover. The BSI copyright notice displayed

7、 in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date Comments This British Standard reproduces verbatim ISO 13765-6:2004 and INTERNATIONAL STANDARD ISO 13765-6 First edition 2004-06-01 Reference number ISO 13765-6:2004(E) Refractory mortars

8、 Part 6: Determination of moisture content of ready-mixed mortars Mortiers rfractaires Partie 6: Dtermination de lhumidit des mortiers prts lemploiBS ISO 13765-6:2004ii BS ISO 13765-6:2004 iii Foreword ISO (the International Organization for Standardization) is a worldwide federation of national sta

9、ndards 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 technical committee has been established has the right to be represented on that committee. International or

10、ganizations, 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 electrotechnical standardization. International Standards are drafted in accordance with the rules give

11、n in the ISO/IEC Directives, Part 2. The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 7

12、5 % of the member bodies casting a vote. 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 such patent rights. ISO 13765-6 was prepared by Technical Committee ISO/TC 33, R

13、efractories. ISO 13765 consists of the following parts, under the general title Refractory mortars: Part 1: Determination of consistency using the penetrating cone method Part 2: Determination of consistency using the reciprocating flow table method Part 3: Determination of joint stability Part 4: D

14、etermination of flexural bonding strength Part 5: Determination of grain size distribution (sieve analysis) Part 6: Determination of moisture content of ready-mixed mortars. blank ISO 2004 All rights reserved 1 Refractory mortars Part 6: Determination of moisture content of ready-mixed mortars 1S c

15、o p e This part of ISO 13765 describes a method for determining the moisture content of ready-mixed refractory mortars. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated

16、references, the latest edition of the referenced document (including any amendments) applies. ISO 8656-1, Refractory products Sampling of raw materials and unshaped products Part 1: Sampling scheme 3 Terms and definitions For the purposes of this document, the following terms and definitions apply.

17、3.1 moisture content loss in mass of a sample dried at , expressed as a percentage of the original mass of the sample 4 Principle A sample of known mass is dried to constant mass in an oven at . 5 Apparatus 5.1 Balance, capable of weighing to the nearest . 5.2 Electrical drying oven, fitted with a t

18、emperature controller and capable of operating at . 5.3 Desiccator. 6 Sampling Take a sample in accordance with ISO 8656-1 or as agreed between interested parties. Sample ready-mixed mortars by emptying the entire contents of the container in which the mortar is supplied into another container of la

19、rger capacity and mixing thoroughly. It is important that any supernatant liquid not be discarded. Ensure that a representative sample of the wet mixture is obtained. 110 C 110 C 5 C 0,1 g 110 C 5 C BS ISO 13765-6:2004BS ISO 13765-6:2004 2 7 Procedure Each sample shall be analysed in duplicate. Usin

20、g the balance (5.1), weigh at least to the nearest into a clean, dry evaporating dish (or suitable glass dish), spreading the sample evenly within the dish. Record the mass as . Dry in the oven (5.2) at for or until constant mass is attained, i.e. until two successive weighings made apart and after

21、in the oven do not differ by more than or . Remove the sample from the oven and allow to cool to room temperature in a desiccator (5.3). Weigh the dried sample to . Record the mass as . 8 Calculation Calculate the moisture content, , in percentage, using the equation: where mass of the wet sample, i

22、n grams; mass of the sample after drying, in grams. Report the result as the mean of the duplicate results to the nearest . If the difference in the results between the duplicates tested exceeds , disregard the result and repeat the test. 9 Test report The report shall include the following informat

23、ion: a) all information necessary for identification of the material tested, including a description of the material, manufacturer, type, brand, batch number, etc.; b) a reference to this part of ISO 13765 (ISO 13765-6); c) the name of the testing establishment; d) the results of the test, i.e. mois

24、ture content in percentage, including the results of the individual determinations and their mean, calculated as specified in Clause 8; e) any deviations from the procedure specified; f) any unusual features (anomalies) observed during the test; g) the date of the test. 50 g 0,1 g m 1 110 C 5 h 10 m

25、in 2 h 0,2 g 0,5 % 0,1 g m 2 w w w w = m 1 m 2 m 1 100 m 1 m 2 1% 1%blankBS ISO 13765-6:2004 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 Europe and

26、 at the international level. It is incorporated by Royal Charter. Revisions British Standards are updated by amendment or revision. Users of British Standards should make sure that they possess the latest amendments or editions. It is the constant aim of BSI to improve the quality of our products an

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33、right subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the international standardization bodies. Except as permitted under the Copyright, Designs and Patents Act 1988 no extract may be reproduced, stored in a retrieval system or transmitted in any for

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