Specifies requirements for ductile iron pressure pipes centrifugally cast in moulds, and ductile iron fittings of nominal sizes up to and including DN 750.
Table of contents
Header
About this publication
Preface
Foreword
1 Scope and general
1.1 Scope
1.2 Demonstration of compliance with this standard
1.3 Normative references
1.4 Definitions
1.5 Notation
1.6 Pressure 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
2.1.2.1 Pipes
2.1.2.2 Fittings (Including flanges and puddle flanges for flanged pipe)
2.1.3 Hardness
2.1.3.1 Pipes
2.1.3.2 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 Pipe coatings
2.4.3 Fitting 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
3.1.2.1 Outside diameter
3.1.2.2 Length
3.1.2.3 Ovality of pipe
3.1.2.4 Straightness
3.2 Flanged pipe
3.2.1 Dimensions
3.2.2 Flanges
3.2.3 End options
3.2.4 Tolerances
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
3.4.6.1 Jointing lugs
3.4.6.2 Lifting lugs
3.4.6.3 Thrust pads
3.4.7 Design verification
3.5 Pipe and fitting joints
3.5.1 General
3.5.2 Elastomeric seal joints
3.5.2.1 Spigot chamfer
3.5.2.2 Minimum depth of entry for fittings sockets
3.5.2.3 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 General
4.2.2 Elastomeric seal joints
4.2.3 Restrained joints
4.2.4 Flanged joints on flanged pipe
4.2.5 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
C1.1 Pipes
C1.2 Fittings
C2 Batch release testing
C2.1 Frequency
C2.2 Retesting
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 General
E2 Relevance of test
E3 Apparatus
E4 Conditioning
E5 Outside diameter
E5.1 Maximum and minimum outside diameters and ovality
