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AS 5612-2013
$125.14
Butterfly valves for general purposes
Specifies design requirements, suitable materials and performance tests for general purpose butterfly valves.
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Demonstration of compliance
1.3 Normative references
1.4 Definitions
1.5 Designation of size
1.6 Classification and rating
1.7 Limitations—End-of-line service
2 Materials and components
2.1 General
2.2 Corrosion-resistant materials
2.3 Contamination of water
2.4 Elastomeric materials
3 Design
3.1 General
3.2 End connections
3.2.1 General
3.2.2 Wafer style
3.2.3 Tapped lugged style
3.2.4 Shouldered or roll grooved style
3.2.5 Flanged style
3.3 Component design
3.3.1 Castings
3.3.2 Face-to-face dimensions
3.3.3 Actuator mountings
3.3.4 Resilient seat
3.3.5 Shaft and disc assembly
3.3.6 Shaft bushes
3.3.7 Internal shaft sealing
3.3.8 External shaft seal
3.3.9 Position indicator
3.3.10 Manual actuators
3.3.11 Gearboxes
3.3.12 Handwheels (gearboxes)
3.3.13 Notch plate operators
3.4 Lifting devices
4 Protective coatings
4.1 General
4.2 Surface preparation
4.3 Primer
4.4 Finish coat
5 Performance tests
5.1 General and test sequence
5.1.1 General
5.1.2 Test sequence
5.1.2.1 Type testing
5.1.2.2 Production testing
5.2 Type tests
5.2.1 Body strength test (Test A)
5.2.2 Disc strength test (Test B)
5.2.3 Shaft strength test (Test C)
5.2.4 Sealing test (Test D)
5.2.5 Valve operational test (Test E)
5.3 Production tests
5.3.1 Body test (Test 1)
5.3.2 Sealing test (Test 2)
5.3.3 Coating thickness test (Test 3)
6 Marking and packaging
6.1 Body markings
6.2 Direction of closure
6.3 Packaging
Appendix A
A1 Scope
A2 Relevance
A3 Product certification
A4 Minimum sampling and testing frequency plan
A4.1 General
A4.2 Retesting
Appendix B
B1 General
B2 Information to be supplied by the purchaser
Appendix C
Cited references in this standard
Content history
DR AS 5612
Please select a variation to view its description.
| Published | 09/09/2013 |
|---|---|
| Pages | 21 |
Please select a variation to view its pdf.
