AS/NZS 4672.1:2007
Steel prestressing materials - General requirements
Provides a single specification for material requirements for as-drawn wire, stress-relieved wire, quenched and tempered wire, strand, and hot-rolled steel bars, intended for use in prestressed concrete structures which have been designed in accordance with AS 3600, Concrete structures or NZS 3101.1, Concrete structures Standard, Part 1: The design of concrete structures.
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AS/NZS 4672.1:2007 STEEL PRESTRESSING MATERIALS - GENERAL REQUIREMENTS
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 REFERENCED DOCUMENTS
1.3 DEFINITIONS
1.3.1 Bar
1.3.2 Cast analysis
1.3.3 Characteristic value
1.3.4 Cold-drawn wire
1.3.5 Characteristic minimum breaking force
1.3.6 Modulus of elasticity (E)
1.3.7 Nominal cross-sectional area (An)
1.3.8 Percentage total elongation at maximum force (Agt)
1.3.9 Proof force (Re0.1 or Re0.2)
1.3.10 Quenched and tempered wire
1.3.11 Relaxation
1.3.12 Strand
1.3.13 Stress-relieving treatment
1.3.14 Surface configuration
1.3.15 Tensile strength (Rm)
1.4 MANUFACTURING PROCESS
1.5 REQUIREMENTS
1.5.1 Chemical composition
1.5.2 Geometrical properties
1.5.3 Mechanical properties
1.5.4 Surface condition
1.6 TESTING
1.6.1 Scope of testing
1.6.2 Tensile properties
1.6.3 Bend test
1.6.4 Relaxation
1.6.5 Fatigue
1.6.6 Straightness
1.7 ROUNDING OF NUMBERS
1.8 DELIVERY DETAILS
1.8.1 Identification
1.8.2 Coil size
1.8.3 Transport and storage
1.8.4 Report
SECTION 2 AS-DRAWN (MILL COIL) WIRE
2.1 SCOPE OF SECTION
2.2 CONDITIONS OF MANUFACTURE
2.2.1 Steel
2.2.2 Welds
2.3 SURFACE CONFIGURATION
2.4 PROPERTIES AND REQUIREMENTS
2.4.1 General
2.4.2 Mill coil wire-Dimensions and properties
2.5 DESIGNATION
2.6 DELIVERY DETAILS
2.6.1 General
2.6.2 Coil size
SECTION 3 STRESS-RELIEVED WIRE
3.1 SCOPE OF SECTION
3.2 CONDITIONS OF MANUFACTURE
3.2.1 Steel
3.2.2 Welds
3.3 SURFACE CONFIGURATION
3.4 PROPERTIES AND REQUIREMENTS
3.4.1 General
3.4.2 Stress-relieved wire-Dimensions and properties
3.5 DESIGNATION
3.6 DELIVERY DETAILS
3.6.1 General
3.6.2 Coil size
SECTION 4 QUENCHED AND TEMPERED WIRE
4.1 SCOPE OF SECTION
4.2 CONDITIONS OF MANUFACTURE
4.2.1 Steel
4.2.2 Welds
4.3 SURFACE CONFIGURATION
4.4 PROPERTIES AND REQUIREMENTS
4.4.1 Quenched and tempered wire-Dimensions and properties
4.5 DESIGNATION
4.6 DELIVERY DETAILS
4.6.1 General
4.6.2 Coil size
SECTION 5 STRAND
5.1 SCOPE OF SECTION
5.2 CONDITIONS OF MANUFACTURE
5.2.1 Steel
5.2.2 Welds
5.2.3 Stress-relieving treatment
5.2.4 Compacted strand
5.2.5 Indented strand
5.3 STRAND CONSTRUCTION
5.4 PROPERTIES AND REQUIREMENTS
5.4.1 Strand-Dimensions and properties
5.5 TENSILE TESTING OF STRAND
5.5.1 Tensile strength
5.5.2 Elongation and ductility
5.5.3 Modulus of elasticity
5.6 DESIGNATION
5.7 DELIVERY DETAILS
5.7.1 General
5.7.2 Coil size
SECTION 6 HOT-ROLLED STEEL BARS WITH OR WITHOUT SUBSEQUENT PROCESSING
6.1 SCOPE OF SECTION
6.2 CONDITIONS OF MANUFACTURE
6.2.1 Steel
6.2.2 Welds
6.2.3 Threads
6.3 SURFACE CONFIGURATION
6.4 PROPERTIES AND REQUIREMENTS
6.4.1 Dimensions, masses and strength
6.4.2 Elongation and ductility
6.4.3 Relaxation
6.4.4 Fatigue
6.4.5 Modulus of elasticity
6.4.6 Scale
6.5 DESIGNATION
6.6 DELIVERY CONDITIONS
APPENDIX A - PURCHASING GUIDELINES
A1 GENERAL
A2 INFORMATION TO BE SUPPLIED BY THE PURCHASER
APPENDIX B - ISOTHERMAL RELAXATION TEST
B1 SCOPE
B2 PRINCIPLE
B3 TEST RIG
B4 PREREQUISITES AND TEST CONDITIONS
B5 PROCEDURE
B6 CRITERIA FOR ACCEPTANCE OF TEST
B7 CALCULATION
B8 EXTRAPOLATION OF SHORT-TERM TESTS
B9 REPORT
APPENDIX C - EXAMPLES OF SURFACE CONFIGURATIONS
C1 COLD-DRAWN WIRE-INDENTATIONS
C2 COLD-DRAWN WIRE-CRIMPS
C3 QUENCHED AND TEMPERED WIRE-RIBS
C4 QUENCHED AND TEMPERED WIRE-GROOVES
C5 QUENCHED AND TEMPERED WIRE-INDENTATIONS
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AS/NZS 4672.1:2007 STEEL PRESTRESSING MATERIALS - GENERAL REQUIREMENTS
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 REFERENCED DOCUMENTS
1.3 DEFINITIONS
1.3.1 Bar
1.3.2 Cast analysis
1.3.3 Characteristic value
1.3.4 Cold-drawn wire
1.3.5 Characteristic minimum breaking force
1.3.6 Modulus of elasticity (E)
1.3.7 Nominal cross-sectional area (An)
1.3.8 Percentage total elongation at maximum force (Agt)
1.3.9 Proof force (Re0.1 or Re0.2)
1.3.10 Quenched and tempered wire
1.3.11 Relaxation
1.3.12 Strand
1.3.13 Stress-relieving treatment
1.3.14 Surface configuration
1.3.15 Tensile strength (Rm)
1.4 MANUFACTURING PROCESS
1.5 REQUIREMENTS
1.5.1 Chemical composition
1.5.2 Geometrical properties
1.5.3 Mechanical properties
1.5.4 Surface condition
1.6 TESTING
1.6.1 Scope of testing
1.6.2 Tensile properties
1.6.3 Bend test
1.6.4 Relaxation
1.6.5 Fatigue
1.6.6 Straightness
1.7 ROUNDING OF NUMBERS
1.8 DELIVERY DETAILS
1.8.1 Identification
1.8.2 Coil size
1.8.3 Transport and storage
1.8.4 Report
SECTION 2 AS-DRAWN (MILL COIL) WIRE
2.1 SCOPE OF SECTION
2.2 CONDITIONS OF MANUFACTURE
2.2.1 Steel
2.2.2 Welds
2.3 SURFACE CONFIGURATION
2.4 PROPERTIES AND REQUIREMENTS
2.4.1 General
2.4.2 Mill coil wire-Dimensions and properties
2.5 DESIGNATION
2.6 DELIVERY DETAILS
2.6.1 General
2.6.2 Coil size
SECTION 3 STRESS-RELIEVED WIRE
3.1 SCOPE OF SECTION
3.2 CONDITIONS OF MANUFACTURE
3.2.1 Steel
3.2.2 Welds
3.3 SURFACE CONFIGURATION
3.4 PROPERTIES AND REQUIREMENTS
3.4.1 General
3.4.2 Stress-relieved wire-Dimensions and properties
3.5 DESIGNATION
3.6 DELIVERY DETAILS
3.6.1 General
3.6.2 Coil size
SECTION 4 QUENCHED AND TEMPERED WIRE
4.1 SCOPE OF SECTION
4.2 CONDITIONS OF MANUFACTURE
4.2.1 Steel
4.2.2 Welds
4.3 SURFACE CONFIGURATION
4.4 PROPERTIES AND REQUIREMENTS
4.4.1 Quenched and tempered wire-Dimensions and properties
4.5 DESIGNATION
4.6 DELIVERY DETAILS
4.6.1 General
4.6.2 Coil size
SECTION 5 STRAND
5.1 SCOPE OF SECTION
5.2 CONDITIONS OF MANUFACTURE
5.2.1 Steel
5.2.2 Welds
5.2.3 Stress-relieving treatment
5.2.4 Compacted strand
5.2.5 Indented strand
5.3 STRAND CONSTRUCTION
5.4 PROPERTIES AND REQUIREMENTS
5.4.1 Strand-Dimensions and properties
5.5 TENSILE TESTING OF STRAND
5.5.1 Tensile strength
5.5.2 Elongation and ductility
5.5.3 Modulus of elasticity
5.6 DESIGNATION
5.7 DELIVERY DETAILS
5.7.1 General
5.7.2 Coil size
SECTION 6 HOT-ROLLED STEEL BARS WITH OR WITHOUT SUBSEQUENT PROCESSING
6.1 SCOPE OF SECTION
6.2 CONDITIONS OF MANUFACTURE
6.2.1 Steel
6.2.2 Welds
6.2.3 Threads
6.3 SURFACE CONFIGURATION
6.4 PROPERTIES AND REQUIREMENTS
6.4.1 Dimensions, masses and strength
6.4.2 Elongation and ductility
6.4.3 Relaxation
6.4.4 Fatigue
6.4.5 Modulus of elasticity
6.4.6 Scale
6.5 DESIGNATION
6.6 DELIVERY CONDITIONS
APPENDIX A - PURCHASING GUIDELINES
A1 GENERAL
A2 INFORMATION TO BE SUPPLIED BY THE PURCHASER
APPENDIX B - ISOTHERMAL RELAXATION TEST
B1 SCOPE
B2 PRINCIPLE
B3 TEST RIG
B4 PREREQUISITES AND TEST CONDITIONS
B5 PROCEDURE
B6 CRITERIA FOR ACCEPTANCE OF TEST
B7 CALCULATION
B8 EXTRAPOLATION OF SHORT-TERM TESTS
B9 REPORT
APPENDIX C - EXAMPLES OF SURFACE CONFIGURATIONS
C1 COLD-DRAWN WIRE-INDENTATIONS
C2 COLD-DRAWN WIRE-CRIMPS
C3 QUENCHED AND TEMPERED WIRE-RIBS
C4 QUENCHED AND TEMPERED WIRE-GROOVES
C5 QUENCHED AND TEMPERED WIRE-INDENTATIONS
AS/NZS 4672.1:2007
Online Library subscription information
Online library subscriptions provide a cost-effective solution for organisations of any size to access the latest standards, offering 24/7 access to a personalised catalogue. The service ensures subscribers have have the most up-to-date version of selected standards, incluing automatic updates for any amendments or versions. Pricing is dependent on the chosen standards and the number of concurrent users, with discounts applied from the standards PDF price. For customised subscriptions or further inquiries, contact the Online Library team.