AS/NZS 4672.2:2007

AS/NZS 4672.2:2007 STEEL PRESTRESSING MATERIALS - TESTING REQUIREMENTS

PREFACE

CONTENTS

1 SCOPE

2 APPLICATION

3 REFERENCED DOCUMENTS

4 DEFINITIONS

4.1 Type of product

4.2 Unit of manufacture

4.3 Unit of product

5 REQUIREMENTS

5.1 Test piece

5.2 Testing of properties

6 NOTATION

7 SAMPLING AND TESTING FREQUENCY

8 EVALUATION AND CONFORMANCE OF UNIT OF MANUFACTURE QUALITY PARAMETERS

8.1 Tensile parameters

8.1.1 Unit of manufacture parameters

8.1.2 Unit of manufacture conformance

8.2 Other parameters

8.2.1 Chemical composition

8.2.2 Bend test

8.2.3 Mass per unit length

8.2.4 Surface configuration

9 ACTION ON NON-CONFORMING UNITS OF PRODUCTS OR MANUFACTURE

10 DETERMINATION OF LONG-TERM QUALITY LEVEL

10.1 General

10.2 Evaluation of results

10.2.1 Estimation of population parameters

10.2.2 Conformance to long-term quality levels

11 ISOTHERMAL RELAXATION

12 MATERIAL NOT COVERED BY LONG-TERM QUALITY LEVEL

12.1 General

12.2 Extent of sampling and testing

12.3 Properties to be tested

12.4 Evaluation of results

12.4.1 Inspection by variables

12.4.2 Inspection by attributes

12.4.3 Relaxation test

12.5 Test report