1 - AS 1745.2-1989 OUTDOOR WEATHERING OF PLASTICS IN THE AUSTRALIAN ENVIRONMENT - GUIDE FOR DESIGN PURPOSES
4 - PREFACE
4 - CONTENTS
5 - 1 SCOPE.
5 - 2 REFERENCED DOCUMENTS.
5 - 3 DEFINITIONS.
5 - 3.1 Unit manufacturing process
5 - 3.2 Grade (of a plastics material)
5 - 3.3 Global radiation.
5 - 3.4 Total exposure period
5 - 3. 5 Failure
5 - 4 GUIDELINES FOR THE PREPARATION OF DATA SHEETS.
5 - 4.1 General.
5 - 4.2 Guidelines for the selection of suitable tests.
6 - 4.3 Specimens for exposure.
6 - 4.4 Climatic data to be recorded during tests.
6 - 4.5 Exposure of specimens.
6 - 4.6 Presentation of data for design and selection purposes.
6 - 5 GUIDELINES FOR THE USE OF DATA SHEETS.
6 - 5.1 General.
6 - 5.2 Use factor.
7 - 5.3 Criteria and expected modes of failure.
8 - 5.4 The relationship of criteria of failure to exposure test data.
8 - 5.5 Geographic adjustment of weathering results.
10 - APPENDIX A - SAMPLE DATA SHEET ON WEATHERING PERFORMANCE OF TEST SPECIMENS
10 - A1 SCOPE.
10 - A2 SAMPLE DATA SHEET.
10 - 1 Basis of data sheet.
10 - 2 General description of materials.
10 - 3 Applications.
10 - 4 Test specimens.
10 - 5 Racks and mountings.
10 - 6 Climatic data.
10 - 7 Change in properties with exposure.
12 - APPENDIX B - METHOD FOR ESTIMATING THE SERVICE LIFE OF A PLASTICS PRODUCT IN OUTDOOR SERVICE, USING AN ILLUSTRATIVE EXAMPLE
12 - B1 SCOPE.
12 - B2 THEORETICAL ESTIMATION OF USE FACTOR FOR BOTTLE CRATES.
12 - B2.1 General.
12 - B2.2 Active service period.
13 - B2.3 In storage period.
13 - B2.4 Use factor.
13 - B3 DETERMINATION OF SUITABILITY OF MILK CRATE FOR OUTDOOR USE, USING A SYNTHESIZED EXAMPLE.
13 - B3.1 Assumed performance requirements.
13 - B3.2 Assumed criteria and expected mode of failure.
13 - B3.3 Establishment of specific impact strength criteria.
14 - B3.4 Correlation of impact strengths of exposed specimens and unexposed crates.
15 - B3.5 Estimation of service life and safety factor.
15 - B3.6 Conclusion as to suitability of crates.