Table of Contents

<toc>
<bookmarktable>
<bookmark index='0'>
<pageno>1</pageno>
<text>AS 1281-2001 CEMENT MORTAR LINING OF STEEL PIPES AND FITTINGS</text>
<bookmark index='1'>
<pageno>4</pageno>
<text>PREFACE</text>
</bookmark>
<bookmark index='2'>
<pageno>5</pageno>
<text>CONTENTS</text>
</bookmark>
<bookmark index='3'>
<pageno>6</pageno>
<text>1 SCOPE</text>
</bookmark>
<bookmark index='4'>
<pageno>6</pageno>
<text>2 REFERENCED DOCUMENTS</text>
</bookmark>
<bookmark index='5'>
<pageno>7</pageno>
<text>3 DEFINITIONS</text>
<bookmark index='6'>
<pageno>7</pageno>
<text>3.1 Admixture</text>
</bookmark>
<bookmark index='7'>
<pageno>7</pageno>
<text>3.2 Centrifugal application</text>
</bookmark>
<bookmark index='8'>
<pageno>7</pageno>
<text>3.3 Curing</text>
</bookmark>
<bookmark index='9'>
<pageno>7</pageno>
<text>3.4 Curing compound</text>
</bookmark>
<bookmark index='10'>
<pageno>7</pageno>
<text>3.5 Fitting</text>
</bookmark>
<bookmark index='11'>
<pageno>8</pageno>
<text>3.6 Laitance</text>
</bookmark>
<bookmark index='12'>
<pageno>8</pageno>
<text>3.7 Lining</text>
</bookmark>
<bookmark index='13'>
<pageno>8</pageno>
<text>3.8 Mortar</text>
</bookmark>
<bookmark index='14'>
<pageno>8</pageno>
<text>3.9 Outside diameter</text>
</bookmark>
<bookmark index='15'>
<pageno>8</pageno>
<text>3.10 Seal coat</text>
</bookmark>
<bookmark index='16'>
<pageno>8</pageno>
<text>3.11 Spray application</text>
</bookmark>
</bookmark>
<bookmark index='17'>
<pageno>8</pageno>
<text>4 MATERIALS</text>
<bookmark index='18'>
<pageno>8</pageno>
<text>4.1 Aggregates</text>
</bookmark>
<bookmark index='19'>
<pageno>8</pageno>
<text>4.2 Cement</text>
</bookmark>
<bookmark index='20'>
<pageno>8</pageno>
<text>4.3 Water</text>
</bookmark>
<bookmark index='21'>
<pageno>9</pageno>
<text>4.4 Admixtures</text>
</bookmark>
<bookmark index='22'>
<pageno>9</pageno>
<text>4.5 Cement mortar</text>
</bookmark>
</bookmark>
<bookmark index='23'>
<pageno>9</pageno>
<text>5 PROPORTIONING OF MATERIALS</text>
<bookmark index='24'>
<pageno>9</pageno>
<text>5.1 Measurement and mixing of materials</text>
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<bookmark index='25'>
<pageno>9</pageno>
<text>5.2 Aggregate: cement ratio</text>
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<bookmark index='26'>
<pageno>9</pageno>
<text>5.3 Water:cement ratio</text>
</bookmark>
</bookmark>
<bookmark index='27'>
<pageno>9</pageno>
<text>6 PREPARATION OF STEEL SURFACE</text>
</bookmark>
<bookmark index='28'>
<pageno>9</pageno>
<text>7 APPLICATION OF MORTAR</text>
<bookmark index='29'>
<pageno>9</pageno>
<text>7.1 Method of application</text>
</bookmark>
<bookmark index='30'>
<pageno>10</pageno>
<text>7.2 Centrifugal application</text>
</bookmark>
<bookmark index='31'>
<pageno>10</pageno>
<text>7.3 Spray application</text>
</bookmark>
<bookmark index='32'>
<pageno>10</pageno>
<text>7.4 Hand application</text>
<bookmark index='33'>
<pageno>10</pageno>
<text>7.4.1 General</text>
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<bookmark index='34'>
<pageno>10</pageno>
<text>7.4.2 Adhesion to steel and cured mortar</text>
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<bookmark index='35'>
<pageno>10</pageno>
<text>7.4.3 Water:Cement ratio</text>
</bookmark>
</bookmark>
<bookmark index='36'>
<pageno>11</pageno>
<text>7.5 Reinforcement</text>
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</bookmark>
<bookmark index='37'>
<pageno>11</pageno>
<text>8 THICKNESS OF LINING</text>
</bookmark>
<bookmark index='38'>
<pageno>11</pageno>
<text>9 SURFACE QUALITY/WORKMANSHIP</text>
<bookmark index='39'>
<pageno>11</pageno>
<text>9.1 General</text>
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<bookmark index='40'>
<pageno>11</pageno>
<text>9.2 Defects</text>
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<bookmark index='41'>
<pageno>12</pageno>
<text>9.3 Repairs</text>
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</bookmark>
<bookmark index='42'>
<pageno>12</pageno>
<text>10 CEMENT MORTAR ENDS</text>
</bookmark>
<bookmark index='43'>
<pageno>13</pageno>
<text>11 CURING OF LINING</text>
<bookmark index='44'>
<pageno>13</pageno>
<text>11.1 Methods of curing</text>
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<bookmark index='45'>
<pageno>13</pageno>
<text>11.2 Water curing</text>
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<bookmark index='46'>
<pageno>13</pageno>
<text>11.3 Steam curing</text>
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</bookmark>
<bookmark index='47'>
<pageno>15</pageno>
<text>12 APPLICATION OF CURING COMPOUNDS AND SEAL COATS</text>
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<bookmark index='48'>
<pageno>15</pageno>
<text>13 EFFECT OF CEMENT MORTAR LINING ON WATER QUALITY</text>
</bookmark>
<bookmark index='49'>
<pageno>15</pageno>
<text>14 HANDLING AND STORING OF PIPES</text>
<bookmark index='50'>
<pageno>15</pageno>
<text>14.1 Lifting and handling</text>
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<bookmark index='51'>
<pageno>15</pageno>
<text>14.2 Storing and transporting</text>
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</bookmark>
<bookmark index='52'>
<pageno>16</pageno>
<text>APPENDIX A - PURCHASING GUIDELINES</text>
<bookmark index='53'>
<pageno>16</pageno>
<text>A1 GENERAL</text>
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<bookmark index='54'>
<pageno>16</pageno>
<text>A2 INFORMATION TO BE SUPPLIED BY THE PURCHASER</text>
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<bookmark index='55'>
<pageno>16</pageno>
<text>A3 MATTERS TO BE DECIDED BY AGREEMENT</text>
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<bookmark index='56'>
<pageno>16</pageno>
<text>A4 INFORMATION TO BE SUPPLIED BY THE MANUFACTURER</text>
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</bookmark>
<bookmark index='57'>
<pageno>17</pageno>
<text>APPENDIX B - MEANS OF DEMONSTRATING COMPLIANCE WITH THIS STANDARD</text>
<bookmark index='58'>
<pageno>17</pageno>
<text>B1 SCOPE</text>
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<bookmark index='59'>
<pageno>17</pageno>
<text>B2 RELEVANCE</text>
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<bookmark index='60'>
<pageno>17</pageno>
<text>B3 DEFINITIONS</text>
<bookmark index='61'>
<pageno>17</pageno>
<text>B3.1 Acceptable quality level (AQL)</text>
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<bookmark index='62'>
<pageno>17</pageno>
<text>B3.2 Batch</text>
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<bookmark index='63'>
<pageno>17</pageno>
<text>B3.3 Batch release test (BRT)</text>
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<bookmark index='64'>
<pageno>17</pageno>
<text>B3.4 Inspection level</text>
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<bookmark index='65'>
<pageno>17</pageno>
<text>B3.5 Lot</text>
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<bookmark index='66'>
<pageno>17</pageno>
<text>B3.6 Material batch</text>
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<bookmark index='67'>
<pageno>17</pageno>
<text>B3.7 Production batch</text>
</bookmark>
<bookmark index='68'>
<pageno>17</pageno>
<text>B3.8 Sample</text>
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<bookmark index='69'>
<pageno>18</pageno>
<text>B3.9 Sampling plan</text>
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<bookmark index='70'>
<pageno>18</pageno>
<text>B3.10 Type test (TT)</text>
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</bookmark>
<bookmark index='71'>
<pageno>18</pageno>
<text>B4 PRODUCT CERTIFICATION</text>
</bookmark>
<bookmark index='72'>
<pageno>18</pageno>
<text>B5 MINIMUM SAMPLING AND TESTING FREQUENCY PLAN</text>
<bookmark index='73'>
<pageno>18</pageno>
<text>B5.1 General</text>
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<bookmark index='74'>
<pageno>18</pageno>
<text>B5.2 Retesting</text>
</bookmark>
<bookmark index='75'>
<pageno>18</pageno>
<text>B5.3 Rejection after retest</text>
</bookmark>
</bookmark>
</bookmark>
<bookmark index='76'>
<pageno>20</pageno>
<text>APPENDIX C - TABLE OF NOMINAL SIZE AND CORRESPONDING OUTSIDE DIAMETER</text>
</bookmark>
</bookmark>
</bookmarktable>
</toc>

Abstract

Provides manufacturers, designers and purchasers of cement-mortar-lined steel pipes and fittings with a specification for their design and manufacture. This Standard applies to pipes of diameter 100 mm or larger, for the conveyance of water intended for human consumption or for the conveyance of wastewater or process water. Guidelines on information to be supplied by the purchaser to the manufacturer and variations that should be agreed upon at the time of inquiry or order are provided. Methods for demonstrating compliance with this Standard are also provided.

RECONFIRMATION NOTICE
Major stakeholders of this publication have reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.
Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.
Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 29 August 2018.

Scope

This Standard specifies requirements for the cement mortar lining of steel pipes and fittings of 100 mm diameter and greater, by centrifugal, spray or hand application methods, prior to their installation in pipelines. These pipelines are used for the conveyance of water intended for human consumption or for the conveyance of wastewater or process water.
NOTES:
1 Guidelines to purchasers on information that should be supplied by the purchaser and those variables that should or may be agreed upon at the time of enquiry or order are given in Appendix A.
2 Alternative methods for demonstrating compliance with this Standard are given in Appendix B.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	Standards Australia
ProductNote	Reconfirmed 21/09/2018. This standard has been reconfirmed in Australia in 2018 and remains current in New Zealand. Reconfirmation Notice 21/09/2018
Pages
ISBN
Committee	WS-009
Supersedes	AS 1281-1993 DR 99526