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AS 4181-2013
$125.14
Repair and off-take clamps for water industry purposes
Specifies requirements for the design, materials and in-service performance of Type R and Type F mechanical clamps for water industry purposes.
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Demonstration of compliance
1.3 Application
1.3.1 General
1.3.2 Repair clamps
1.3.3 Tapped off-take clamps
1.3.4 Flanged off-take clamps
1.4 Normative references
1.5 Definitions
1.6 Designation of size
1.7 Allowable operating pressure (AOP) values
1.8 Design variation
2 Materials
2.1 Requirements
2.2 Stainless steel
2.3 Coating
2.4 Elastomeric seals
2.5 Effect on water
3 Design
3.1 Clamp components
3.2 Clamp design features
3.2.1 Type R clamps
3.2.2 Type F clamps
3.2.3 Type R and type F clamps
3.3 Means of attachment
3.4 Bi-metallic contact
3.5 Fasteners
3.6 Clamp minimum length
3.7 Off-take clamps
3.8 Freedom from defects
4 Testing
4.1 Type tests
4.1.1 General
4.1.2 Selection of clamps for type testing
4.1.2.1 General
4.1.2.2 Type R clamps
4.1.2.3 Type F clamps
4.1.3 Assembly test
4.1.4 Leak-tightness test during application of a bending moment to the connecting pipe—Off-take clamps
4.1.5 Joint infiltration test
4.1.6 Hydrostatic leak-tightness test
4.1.7 Resistance to rotation, longitudinal sliding and depressurization—Off-take clamps
4.2 Bi-metallic couple
5 Marking and packaging
5.1 Marking
5.2 Packaging
5.3 Installation instructions and pipe compatibility
Appendix A
A1 Scope
A2 Product certification
A3 Minimum sampling and testing frequency plan
A3.1 General
A3.2 Retesting
A3.3 Rejected after retest
A4 Definitions
Appendix B
B1 Scope
B2 Relevance of test
B3 Apparatus
B4 Procedure
B4.1 Test specimens
B4.2 Test procedure
B5 Acceptance critera
B6 Report
Appendix C
C1 Scope
C2 Relevance of test
C3 Apparatus
C4 Procedure
C4.1 Test specimens
C4.2 Test procedure
C5 Report
Appendix D
D1 Scope
D2 Relevance of test
D3 Apparatus
D4 Procedure
D4.1 Test specimens
D4.2 Test procedure
D4.3 Resistance to rotational movement
D4.4 Resistance to axial sliding
D5 Report
Bibliography
Cited references in this standard
Please select a variation to view its description.
| Published | 08/04/2013 |
|---|---|
| Pages | 26 |
Please select a variation to view its pdf.
