Standard
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AS 1631-1994
[Current]Cast grey and ductile iron non-pressure pipes and fittings
Specifies performance and general requirements for grey and ductile cast iron pipes and fittings up to nominal size DN 300 intended to be used where internal working pressure is considered negligible. An Appendix illustrates preferred designs of pipe fittings.
Published: 14/06/1994
Pages: 20
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
PREFACE
1 SCOPE
2 REFERENCED DOCUMENTS
3 DEFINITIONS
4 MATERIAL
5 DESIGN OF FITTINGS
5.1 General
5.2 Connection ends
6 DIMENSIONS OF PIPES AND FITTINGS
6.1 Diameter and thickness
6.1.1 General
6.1.2 Reflux valve fittings
6.1.3 Blank end fittings (removable cap type)
6.2 Length of pipes
6.3 Overflow relief fittings
7 MANUFACTURE AND FINISH
7.1 Quality of metal
7.2 Mode of casting
7.2.1 Pipes
7.2.2 Fittings
7.3 Heat treatment
7.4 Finish
7.4.1 General
7.4.2 Defects
8 STRAIGHTNESS
9 HYDROSTATIC PRESSURE TEST
9.1 Pipes and fittings
9.2 Jointing systems
9.3 Reflux valve
10 JOINT DESIGN AND MATERIALS
10.1 General
10.2 Caulked or elastomeric-ring joints
10.3 Bolted gland joints
10.3.1 Sockets
10.3.2 Gland rings
10.3.3 Bolt holes
10.3.4 Bolts, nuts and setscrews
10.3.5 Gaskets for bolted gland joints
10.4 Lipped joints
11 INSPECTION OPENINGS
12 TEST OPENINGS
13 SADDLE FITTINGS
14 COATING AND LINING
14.1 General
14.2 Coatings
14.2.1 Bitumen coatings
14.2.2 Standard bitumen coatings
14.2.3 Polymeric coatings
14.2.4 Architectural paint finishes
14.3 Linings
14.3.1 Cement mortar linings
14.3.2 Bitumen lining
14.3.3 Polymeric linings
14.4 Handling
15 MARKING
15.1 Marking requirements
15.2 Certification mark
15.3 Components
APPENDIX A
APPENDIX B
APPENDIX C
C1 GENERAL
C2 PROPORTIONING OF MATERIALS
C3 MEASUREMENT AND MIXING OF MATERIALS
C4 PIPE OR FITTING SURFACE
C5 APPLICATION
C6 THICKNESS
C7 FINISH
C8 REPAIR OF DEFECTS
C9 CURING OF CEMENT MORTAR LININGS
C10 RELINING
APPENDIX D
D1 SCOPE
D2 STATISTICAL SAMPLING
D3 PRODUCT CERTIFICATION
D4 SUPPLIER’S QUALITY SYSTEM
D5 OTHER MEANS OF ASSESSMENT
Cited references in this standard
[Withdrawn]
Suitability of plumbing and water distribution systems products for contact with potable water
[Superseded]
Electroplated zinc (electrogalvanized) coatings on ferrous articles (batch process)
[Superseded]
Polymeric coatings on valves and fittings for water industry purposes, Part 1: Thermal-bonded coatings
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