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AS 1311-1987

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

Steel tendons for prestressed concrete-7-wire stress-relieved steel strand for tendons in prestressed concrete

Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Superseded date

29-07-2024

Language(s)

English

Published date

01-01-1987

$45.53
Including GST where applicable

1 - AS 1311-1987 STEEL TENDONS FOR PRESTRESSED CONCRETE - 7-WIRE STRESS-RELIEVED STEEL STRAND FOR TENDONS IN PRESTRESSED CONCRETE
4 - PREFACE
4 - CONTENTS
5 - 1 SCOPE.
5 - 2 REFERENCED DOCUMENTS.
5 - 3 DEFINITIONS.
5 - 3.1 Calculated mass per metre
5 - 3.2 Coil
5 - 3.3 Lay-length
5 - 3.4 Lot
5 - 3.5 Nominal area of strand
5 - 3.6 Relaxation
5 - 3.7 Strand
5 - 4 BASE MATERIAL.
5 - 4.1 Wire manufacture.
5 - 4.2 Chemical composition.
5 - 5 STRAND MANUFACTURE.
5 - 5.1 General.
5 - 5.2 Regular, super and extra-high tensile strands.
5 - 5.3 Compact strand.
5 - 6 JOINTS.
6 - 7 QUALITY OF FINISHED STRAND.
6 - 8 DIMENSIONS, MASS AND TOLERANCES.
6 - 8.1 Dimensions and mass.
6 - 8.2 Tolerance on strand diameter.
6 - 9 COIL FORMATION AND SIZES.
6 - 10 ASSESSMENTOF COMPLIANCE.
7 - 11 TESTING.
7 - 11.1 Tensile tests.
8 - 11.2 Relaxation test.
8 - 12 RETESTS.
8 - 13 ROUNDING OF NUMBERS.
8 - 14 TEST CERTIFICATE.
8 - 15 MARKING.
8 - 16 PACKING.
9 - APPENDIX A - PURCHASING GUIDELINES
9 - A1 GENERAL.
9 - A2 INFORMATION TO BE SUPPLIED BY PURCHASER.
9 - A3 FACILITIES FOR TESTING.
9 - A4 INSPECTION.
10 - APPENDIX B - RELAXATION TEST
10 - B1 SCOPE.
10 - B2 PRINCIPLE.
10 - B3 TEST RIG.
10 - B4 TEST CONDITIONS.
10 - B5 PROCEDURE.
10 - B6 CALCULATION.
10 - B7 REPORT.

Specifies requirements for four grades of 7-wire, stress-relieved, high-tensile steel strand, intended for the prestressing of concrete.

Committee
BD-084
DocumentType
Standard
ISBN
0 7262 4756 1
Pages
6
PublisherName
Standards Australia
Status
Superseded
SupersededBy
Supersedes

This Standard specifies requirements for four grades of 7-wire stress-relieved, high-tensile steel strand, intended for the prestressing of concrete. The four grades of the 7-wire strand are as follows:(a) Regular, in either normal or low relaxation.(b) Super, in either normal or low relaxation.(c) Extra-high tensile, in either normal or low relaxation.(d) Compact, in low relaxation only.This Standard provides for Regular, Super and Extra-high Tensile grades to be constructed with either plain or indented outer wires.NOTE: Guidelines to purchasers on requirements that should be specified by the purchaser and those that should be agreed at the time of enquiry or order are given in Appendix A.

AS 1391-2007 Metallic materials - Tensile testing at ambient temperature (Reconfirmed 2017)
AS 1310-1987 Steel wire for tendons in prestressed concrete
AS 2706-2003 Numerical values - Rounding and interpretation of limiting values (Reconfirmed 2018)
AS 1545-1976 Methods for the calibration and grading of extensometers (Reconfirmed 2017)
AS 2193-2005 Calibration and classification of force-measuring systems (Reconfirmed 2017)

AS/NZS 4671:2001 Steel reinforcing materials
AS 5100.5-2004 Bridge design Concrete
AS 3600-2001 Concrete structures
AS/NZS 1100.501:2002 Technical drawing Structural engineering drawing (Reconfirmed 2014)
AS 5100.7:2017 Bridge design Bridge assessment
AS 4672.1:2007 Steel prestressing materials General requirements
AS 3600-1994 Concrete structures
AS/NZS 1314:2003 Prestressing anchorages (Reconfirmed 2016)
AS 3700-1998 Masonry structures
AS 3850.3-1992 Tilt-up concrete and precast concrete elements for use in buildings - Guide to the erection of precast concrete members
AS/NZS 4065:2010 Concrete utility services poles
AS 1085.14-2003 Railway track material Prestressed concrete sleepers
AS 3700-2001 Masonry structures
AS/NZS 4065:2000 Concrete utility services poles
AS 1085.14-1997 Railway permanent way material Prestressed concrete sleepers
AS 1394-2001 Round steel wire for ropes

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