AS/NZS 2041.4:2010
Buried corrugated metal structures - Helically formed sinusoidal pipes
Sets out requirements for the manufacture of full circular shape corrugated sinusoidal metal pipes manufactured from galvanized steel, polymer-coated steel, aluminized steel and aluminium strip using a continuous helical lock-seam. Properties are given for design and tables of maximum and minimum cover are included for structure selection.
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AS/NZS 2041.4:2010 BURIED CORRUGATED METAL STRUCTURES - HELICALLY FORMED SINUSOIDAL PIPES
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 DESIGN AND INSTALLATION
1.3 NORMATIVE REFERENCES
1.4 DEFINITIONS
1.4.1 Corrugation
1.4.2 Cover
1.4.3 Diameter, internal
1.4.4 Depth of corrugation
1.4.5 Flexibility factor
1.4.6 Lock-seam
1.4.7 Pitch of corrugation
1.4.8 Protective coating
1.4.9 Skew number
1.5 NOTATION
1.6 MARKING
SECTION 2 MATERIALS, TOLERANCES AND MANUFACTURE
2.1 SCOPE OF SECTION
2.2 MATERIALS
2.2.1 Base material
2.2.2 Additional coatings
2.3 TOLERANCES
2.3.1 Internal diameter and corrugations
2.3.2 Pipe tolerances
2.3.3 Corrugation tolerances
2.4 MANUFACTURE
2.4.1 General
2.4.2 Lock-seams
2.4.3 Welding of coil feed
2.5 COUPLING SYSTEMS
2.5.1 General
2.5.2 Coupling bands
2.5.3 Fastening systems
2.5.4 Coating of fastening system components
2.5.5 Connecting bolts
2.6 MATCH MARKING
2.7 DEFECTS AND COATINGS
2.7.1 General
2.7.2 Repairs of damaged coatings
SECTION 3 CORRUGATIONS AND SECTION PROPERTIES FOR DESIGN
3.1 SCOPE OF SECTION
3.2 DIMENSIONS AND TOLERANCES
3.3 MATERIAL AND SECTION PROPERTIES
APPENDIX A - DESIGN INFORMATION FOR SUPPLY AND INSTALLATION
A1 GENERAL
A2 DESIGN INFORMATION TO BE SUPPLIED TO THE MANUFACTURER AND INSTALLER
A3 INFORMATION TO BE SUPPLIED BY THE MANUFACTURER
APPENDIX B - MEANS FOR DEMONSTRATING COMPLIANCE WITH THIS STANDARD
B1 SCOPE
B2 STATISTICAL SAMPLING
B3 PRODUCT CERTIFICATION
B4 SUPPLIER'S QUALITY MANAGEMENT SYSTEM
B5 OTHER MEANS OF ASSESSMENT
APPENDIX C - LOCK-SEAM STRENGTH TEST
C1 SCOPE
C2 PREPARATION OF TEST PIECE
C3 PROCEDURE
C4 REPORT
APPENDIX D - COUPLING BANDS
BIBLIOGRAPHY
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AS/NZS 2041.4:2010 BURIED CORRUGATED METAL STRUCTURES - HELICALLY FORMED SINUSOIDAL PIPES
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 DESIGN AND INSTALLATION
1.3 NORMATIVE REFERENCES
1.4 DEFINITIONS
1.4.1 Corrugation
1.4.2 Cover
1.4.3 Diameter, internal
1.4.4 Depth of corrugation
1.4.5 Flexibility factor
1.4.6 Lock-seam
1.4.7 Pitch of corrugation
1.4.8 Protective coating
1.4.9 Skew number
1.5 NOTATION
1.6 MARKING
SECTION 2 MATERIALS, TOLERANCES AND MANUFACTURE
2.1 SCOPE OF SECTION
2.2 MATERIALS
2.2.1 Base material
2.2.2 Additional coatings
2.3 TOLERANCES
2.3.1 Internal diameter and corrugations
2.3.2 Pipe tolerances
2.3.3 Corrugation tolerances
2.4 MANUFACTURE
2.4.1 General
2.4.2 Lock-seams
2.4.3 Welding of coil feed
2.5 COUPLING SYSTEMS
2.5.1 General
2.5.2 Coupling bands
2.5.3 Fastening systems
2.5.4 Coating of fastening system components
2.5.5 Connecting bolts
2.6 MATCH MARKING
2.7 DEFECTS AND COATINGS
2.7.1 General
2.7.2 Repairs of damaged coatings
SECTION 3 CORRUGATIONS AND SECTION PROPERTIES FOR DESIGN
3.1 SCOPE OF SECTION
3.2 DIMENSIONS AND TOLERANCES
3.3 MATERIAL AND SECTION PROPERTIES
APPENDIX A - DESIGN INFORMATION FOR SUPPLY AND INSTALLATION
A1 GENERAL
A2 DESIGN INFORMATION TO BE SUPPLIED TO THE MANUFACTURER AND INSTALLER
A3 INFORMATION TO BE SUPPLIED BY THE MANUFACTURER
APPENDIX B - MEANS FOR DEMONSTRATING COMPLIANCE WITH THIS STANDARD
B1 SCOPE
B2 STATISTICAL SAMPLING
B3 PRODUCT CERTIFICATION
B4 SUPPLIER'S QUALITY MANAGEMENT SYSTEM
B5 OTHER MEANS OF ASSESSMENT
APPENDIX C - LOCK-SEAM STRENGTH TEST
C1 SCOPE
C2 PREPARATION OF TEST PIECE
C3 PROCEDURE
C4 REPORT
APPENDIX D - COUPLING BANDS
BIBLIOGRAPHY
Previous versions
AS/NZS 2041.4:2010
Online Library subscription pricing
The cost of your subscription will depend on which standards you want to access, and how many people in your organisation need to be able to access the Online Library subscription at the same time (concurrent users). During your subscription period, we are also able to make any necessary changes and ensure you are aware of any pricing changes that result. For a quote, contact our Online Library team by emailing onlinelibrary@standards.govt.nz.