AS/NZS 2280:2012


Ductile iron pipes and fittings

Specifies requirements for ductile iron pressure pipes centrifugally cast in moulds, and ductile iron fittings of nominal sizes up to and including DN 750.
Published: 31/10/2012
Pages: 64
Table of contents
Cited references
Content history
Table of contents
About this publication
1 Scope and general
1.1 Scope
1.2 Means for demonstrating compliance
1.3 Referenced documents
1.4 Definitions
1.5 Notation
1.6 Classification
1.6.1 General
1.6.2 Pipe
1.6.3 Fittings
1.6.4 Flanged pipe
1.7 Allowable pipeline pressures
1.8 Marking
1.8.1 Pipes
1.8.2 Fittings
1.8.3 Flanged pipe
1.8.4 Pipes and fittings not suitable for drinking water
1.8.5 Statement of compliance
2 Materials and manufacture
2.1 Ductile iron
2.1.1 Properties
2.1.2 Tensile properties Pipes Fittings (including flanges and puddle flanges for flanged pipe)
2.1.3 Hardness Pipes Fittings (including flanges and puddle flanges for flanged pipe)
2.1.4 Microstructure
2.1.5 Mode of pipe casting
2.1.6 Finish
2.2 Contact with drinking and recycled water
2.3 Preparation of pipes and fittings for coatings and linings
2.4 Coatings
2.4.1 General
2.4.2 Liquid applied coatings
2.4.3 Thermal-bonded polymeric coatings
2.4.4 Metallic zinc coatings
2.5 Linings
2.5.1 General
2.5.2 Cement mortar lining intended for drinking and recycled water applications
2.5.3 Calcium aluminate cement mortar lining
2.5.4 Thermal-bonded polymeric linings
2.6 Elastomeric seals
2.7 Flange gasket materials
3 Design of pipes, fittings and joints
3.1 Spigot and socket pipes
3.1.1 Dimensions
3.1.2 Tolerances on dimensions Outside diameter Length Ovality of pipe Straightness
3.2 Flanged pipe
3.2.1 Dimensions
3.2.2 Flanges
3.2.3 Options
3.2.4 Tolerance on dimensions
3.3 Pipes with bolt-on puddle flanges
3.4 Fittings
3.4.1 Dimensions
3.4.2 Spigots
3.4.3 Sockets
3.4.4 Integral cast flanges
3.4.5 Tolerance on fitting dimensions
3.4.6 Lugs and pads Jointing lugs Lifting lugs Thrust pads
3.4.7 Design verification
3.5 Pipe and fitting joints
3.5.1 General
3.5.2 Elastomeric seal joints Spigot chamfer Minimum depth of entry for fittings sockets Joint deflections
3.5.3 Flanged joints
3.6 Measurement
3.7 Symbols for pipes and fittings
4 Performance requirements
4.1 Production hydrostatic tests
4.1.1 Purpose
4.1.2 Pipes with elastomeric seal joints
4.1.3 Fittings and flanged pipes
4.2 Type tests
4.2.1 Elastomeric seal joints
4.2.2 Flanged joints on flanged pipe
4.2.3 Fittings design verification
Appendix A
A1 Scope
A2 Relevance
A3 Definitions
A4 Product certification
A5 Minimum sampling and testing frequency plan
A5.1 General
A5.2 Retesting
Appendix B
B1 Scope
B2 Information to be supplied by the purchaser
B2.1 Spigot and socket pipes
B2.2 Fittings and flanged pipe
B3 Information to be supplied by the manufacturer
B3.1 Pipe manufacturer
B3.2 Fitting manufacturer
Appendix C
C1 Test specimens for tensile properties and hardness tests
C1.1 Pipes
C1.2 Fittings
C2 Batch release testing
C2.1 Frequency
C2.2 Retesting
C3 Proof stress
Appendix D
D1 Materials
D2 Proportioning of materials
D3 Measurement and mixing of materials
D4 Pipe or fitting surface
D5 Application
D6 Thickness
D7 Finish
D8 Repair of defects
D9 Curing of cement mortar linings
D10 Relining
Appendix E
E1 Scope
E2 Relevance of test
E3 Apparatus
E4 Conditioning
E5 Outside diameter
E5.1 Maximum and minimum outside diameters and ovality
E5.2 Mean outside diameter
E5.3 Out-of-roundness (ovality)
E6 Wall thicknesses
E6.1 Minimum wall thickness
E6.2 Average wall thickness
E7 Effective pipe length
E8 Depth of entry for a socket
E9 Report
Appendix F
F1 Scope
F2 Elastomeric seal joints
F2.1 Tests
F2.2 Procedures
F2.2.1 Joint hydrostatic type test
F2.2.2 Joint infiltration type test
F2.3 DI pipe and fitting joints with DI pipes
F2.4 DI fittings sockets with PVC pipes
F3 Flanged joints on flanged pipe
F4 Fittings—Design verification
Appendix G
Appendix H
Cited references in this standard
Testing of products for use in contact with drinking water
Metallic flanges for waterworks purposes
Plumbing and drainage, Part 0: Glossary of terms
Paints for steel structures, Part 4: Bitumen paint
Paints for steel structures, Part 6: Full gloss polyurethane (two-pack)
Content history
DR AS/NZS 2280
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