AS/NZS 1462.19(INT):2003

1 - AS/NZS 1462.19(Int):2003 METHODS OF TEST FOR PLASTICS PIPES AND FITTINGS - C-RING TEST FOR FRACTURE TOUGHNESS OF PVC PIPES
1 - PREFACE
1 - METHOD
1 - 1 SCOPE AND GENERAL
1 - 1.1 Scope
1 - 1.2 General
1 - 2 PRINCIPLE
2 - 3 REFERENCES AND RELATED DOCUMENTS
2 - 3.1 Referenced documents
2 - 3.2 Related document
2 - 4 DEFINITIONS
2 - 4.1 Definitions
2 - 4.1.1 Pipe wall thickness
2 - 4.1.2 Pipe wall thickness at the reference point
2 - 4.1.3 C-ring
2 - 4.1.4 Yield stress
2 - 4.1.5 Stress intensity factor
2 - 4.1.6 Critical stress intensity factor
2 - 4.1.7 Plain strain fracture toughness
2 - 4.1.8 Reference line
3 - 5 PRELIMINARY TEST FOR THE RESPONSE TO IMMERSION IN DICHLOROMETHANE
3 - 5.1 Reagent-Dichloromethane, analytical, technical or industrial grade
3 - 5.2 Apparatus
4 - 5.3 Test specimen
4 - 5.4 Procedure
4 - 5.5 Assessment of results
4 - 6 DETERMINATION OF FRACTURE TOUGHNESS
4 - 6.1 Apparatus
6 - 6.2 Preparation of the test specimen
7 - 6.3 Conditioning of test specimen
7 - 6.4 Procedure
8 - 6.5 Calculation of test masses
9 - 6.6 Expression of results
9 - 7 TEST REPORT
10 - APPENDIX A - PLANE STRAIN FRACTURE TOUGHNESS
10 - A1 SCOPE
10 - A2 STRESS
10 - A3 COMPENSATION FOR THE DEFICIENCY IN SAMPLE DIMENSIONS
12 - APPENDIX B - NOTCH INFORMATION
12 - B1 EFFECT OF NOTCH RADIUS
12 - B2 KEEPING THE NOTCH TIP FREE FROM RESIDUAL STRESS
13 - APPENDIX C - DETERMINATION OF YIELD STRENGTH
13 - C1 SCOPE
13 - C2 RELEVANCE
13 - C3 METHOD
13 - C4 CALCULATION

This Interim Standard specifies a method for establishing the minimum fracture toughness of unplasticized poly (vinyl chloride) (PVC-U) pressure pipes after a specified loading time. Provision is also made for measuring alternative levels of fracture toughness.

This Interim Standard specifies a method for establishing the minimum fracture toughness of unplasticized poly (vinyl chloride) (PVC-U) pressure pipes after a specified loading time. Provision is also made for measuring alternative levels of fracture toughness.

First published as AS/NZS 1462.19(Int):1999.
Second edition AS/NZS 1462.19(Int):2003.