AS/NZS 4327:1995

1-AS/NZS 4327:1995 METAL-BANDED FLEXIBLE COUPLINGS FOR LOW-PRESSURE APPLICATIONS
4-PREFACE
5-CONTENTS
6-SECTION 1 SCOPE AND GENERAL
6-1.1 SCOPE
6-1.2 REFERENCED DOCUMENTS
7-1.3 DEFINITIONS
7-1.3.1 Adaptor bush
7-1.3.2 Component
8-1.3.3 Nominal size
8-1.4 CLASSIFICATION
8-1.5 MANUFACTURERS DATA
8-1.6 STORAGE
8-1.7 MARKING
8-1.7.1 Sleeve and adaptor bush
9-1.7.2 Metal band
9-1.7.3 Metal shear ring
10-SECTION 2 MATERIALS
10-2.1 SLEEVE AND ADAPTOR BUSH
10-2.1.1 Specification
10-2.1.2 Determination of properties
10-2.1.3 Contamination of water
10-2.2 METAL BAND WITH SCREW AND HOUSING AND METAL SHEAR RING WITH FASTENERS AND HOUSINGS
11-SECTION 3 DIMENSIONS AND IMPERFECTIONS
11-3.1 DIMENSIONS
11-3.2 IMPERFECTIONS
11-3.2.1 Sleeve and adaptor bush
11-3.2.2 Stainless steel band and shear ring
13-SECTION 4 PERFORMANCE REQUIREMENTS
13-4.1 METAL BAND WITH FASTENER AND HOUSING
13-4.2 METAL SHEAR RING WITH FASTENERS AND HOUSINGS
13-4.2.1 Tensile strength
13-4.2.2 Weld strength
13-4.3 FLEXIBLE COUPLINGS
13-4.3.1 Test specimens
13-4.3.2 Watertightness
13-4.3.3 Shear strength
15-APPENDIX A - PURCHASING GUIDELINES
15-A1 GENERAL
15-A2 INFORMATION TO BE SUPPLIED BY THE PURCHASER
15-A3 CERTIFICATES
15-A3.1 Certificate of compliance
15-A3.2 Test certificate
16-APPENDIX B - TYPE A FLEXIBLE COUPLINGS-PROPERTIES OF ELASTOMERIC MATERIALS
16-B1 SCOPE
16-B2 GENERAL
16-B3 HARDNESS
16-B4 TENSILE STRENGTH AND ELONGATION AT BREAK
16-B5 ACCELERATED AGEING
16-B6 WATER IMMERSION
16-B7 OIL RESISTANCE
16-B8 OZONE RESISTANCE
16-B9 FLUID IMMERSION
16-B10 COMPRESSION SET
17-B11 RATE OF COMPRESSION STRESS RELAXATION
17-B12 LOW TEMPERATURE RESISTANCE
17-B13 TEAR RESISTANCE
18-APPENDIX C - METAL BAND WITH FASTENER AND HOUSING OR METAL SHEAR RING WITH FASTENERS AND HOUSINGS-STRENGTH TEST
18-C1 SCOPE
18-C2 PRINCIPLE
18-C3 APPARATUS
18-C4 TEST SPECIMEN
18-C5 PROCEDURE
18-C6 REPORT
19-APPENDIX D - METAL SHEAR RING WITH FASTENERS AND HOUSINGS-WELD STRENGTH
19-D1 SCOPE
19-D2 PRINCIPLE
19-D3 APPARATUS
19-D4 PROCEDURES
20-D5 REPORT
21-APPENDIX E - WATERTIGHTNESS TEST
21-E1 SCOPE
21-E2 PRINCIPLE
21-E3 APPARATUS
22-E4 PROCEDURE
22-E4.1 Restrained test
23-E4.2 Deflection test
23-E4.3 Unrestrained test
23-E5 REPORT
24-APPENDIX F - FLEXIBLE COUPLING-SHEAR STRENGTH
24-F1 SCOPE
24-F2 PRINCIPLE
24-F3 APPARATUS
25-F4 PROCEDURE
25-F5 REPORT
26-APPENDIX G - LOW TEMPERATURE RESISTANCE TEST
26-G1 SCOPE
26-G2 PRINCIPLE
26-G3 APPARATUS
26-G4 TEST SPECIMEN
26-G5 PROCEDURE
26-G6 REPORT