AS 1281-2001

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Cement mortar lining of steel pipes and fittings

File Format: PDF

Category:
Published:03/21/2001
Pages:15
Type:Standard
Industry Sector:Manufacturing
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.

Header

About this publication

Preface

1 Scope

2 Referenced documents

3 Definitions

4 Materials

4.1 Aggregates

4.2 Cement

4.3 Water

4.4 Admixtures

4.5 Cement mortar

5 Proportioning of materials

5.1 Measurement and mixing of materials

5.2 Aggregate:cement ratio

5.3 Water:cement ratio

6 Preparation of steel surface

7 Application of mortar

7.1 Method of application

7.2 Centrifugal application

7.3 Spray application

7.4 Hand application

7.4.1 General

7.4.2 Adhesion to steel and cured mortar

7.4.3 Water:cement ratio

7.5 Reinforcement

8 Thickness of lining

9 Surface quality/workmanship

9.1 General

9.2 Defects

9.3 Repairs

10 Cement mortar ends

11 Curing of lining

11.1 Methods of curing

11.2 Water curing

11.3 Steam curing

12 Application of curing compounds and seal coats

13 Effect of cement mortar lining on water quality

14 Handling and storing of pipes

14.1 Lifting and handling

14.2 Storing and transporting

Appendix A

A1 General

A2 Information to be supplied by the purchaser

A3 Matters to be decided by agreement

A4 Information to be supplied by the manufacturer

Appendix B

B1 Scope

B2 Relevance

B3 Definitions

B4 Product certification

B5 Minimum sampling and testing frequency plan

B5.1 General

B5.2 Retesting

B5.3 Rejection after retest

Appendix C

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