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BS ISO 23991:2022

BS ISO 23991:2022

$167.15

Irrigation applications of ductile iron pipelines. Product design and installation

Published By Publication Date Number of Pages
BSI 2022 40
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PDF Catalog

PDF Pages PDF Title
2 National foreword
7 Foreword
9 1 Scope
2 Normative references
3 Terms, definitions and abbreviated terms
3.1 Terms and definitions
10 3.2 Abbreviated terms
11 4 Piped network for irrigation applications
5 Technical requirements of DI pipeline components for irrigation applications
5.1 General
5.2 Material characteristics
12 5.3 Pressure class and dimensions
5.3.1 Preferred pressure classes
5.3.2 Allowable pressures
13 5.3.3 Diameter of socket and spigot pipes
14 5.3.4 Length of Socket and spigot pipes
15 5.3.5 Dimensions of flanged pipes and fittings
5.4 Coating and lining for pipes
5.4.1 General
5.4.2 External coatings
5.4.3 Internal linings
16 5.5 Coatings and linings for fittings and accessories
5.6 Abrasion resistance of lining
5.7 Marking
5.8 Joints and leak tightness requirements
5.8.1 Flexible joints
5.8.2 Restrained joints
17 6 Valves, irrigation hydrant, water meter
7 Designing factors of DI pipeline components for irrigation applications
7.1 General
7.2 Pipe layout
7.3 PIN classification
18 7.4 Hydraulic design
7.4.1 Water demand
19 7.4.2 Diameter selection and head loss calculation
21 7.4.3 Flow velocity
7.5 Mechanical design
7.5.1 Pressure resistance
7.5.2 Deflection resistance
22 7.6 Protection against soil corrosiveness
7.6.1 General
7.6.2 Metallic zinc-based coatings
7.6.3 Alternative coatings
7.7 Protection against water aggressiveness
7.7.1 General
7.7.2 Cement lining
23 8 Laying DI pipeline components for irrigation applications
8.1 laying calculations
8.2 laying operations
8.2.1 General
8.2.2 Layout
8.2.3 Handling
8.2.4 Laying in trench
25 8.2.5 Laying above ground
26 8.2.6 Laying in slope
8.2.7 Laying in an open canal
27 8.2.8 Trenchless laying
28 8.3 Pipeline assembling
8.3.1 General
8.3.2 Advantages of flexible push-on joint in inconsistent or unstable ground
29 9 Operation and total cost of ownership of a PIN
9.1 Operation and maintenance
9.2 Life cycle cost analysis
9.3 Key parameters for life cycle cost
30 9.4 Circular economy
31 Annex A (informative) Advantages of piped irrigation networks
32 Annex B (informative) Piped irrigation network planning
35 Annex C (informative) Efficiency factor
36 Annex D (informative) Push-in joints of DI pipes
38 Bibliography

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BS ISO 23991:2022
$167.15