AS 4623-2004

1 - AS 4623-2004 JOINTING COMPOUNDS AND MATERIALS FOR USE IN GAS PIPE JOINTS
4 - PREFACE
5 - CONTENTS
6 - SECTION 1 SCOPE AND DEFINITIONS
6 - 1.1 SCOPE
6 - 1.2 DEFINITIONS
6 - 1.2.1 Authority
6 - 1.2.2 Certified
6 - 1.2.3 Certifying body
6 - 1.2.4 Gas
7 - 1.2.5 Jointing compound
7 - 1.2.6 Jointing material
7 - 1.2.7 Rated working pressure
7 - 1.2.8 Technical regulator
8 - SECTION 2 DESIGN AND CONSTRUCTION
8 - 2.1 MATERIALS
8 - 2.1.1 Continuity of satisfactory sealing
8 - 2.1.2 Uniform consistency
8 - 2.1.3 Suitability for all gases under pressure
8 - 2.1.4 No asbestos
8 - 2.2 MARKINGS
8 - 2.2.1 General
8 - 2.3 INSTRUCTIONS
8 - 2.3.1 General
9 - SECTION 3 PERFORMANCE REQUIREMENTS
9 - 3.1 KEEPING PROPERTIES
9 - 3.1.1 Properties retained for minimum of two years
9 - 3.1.2 Heat resistance
9 - 3.2 RESISTANCE TO CORROSION
9 - 3.2.1 No corrosion of listed metals
9 - 3.3 RESISTANCE TO LEAKAGE
9 - 3.3.1 Leak tightness at pressure
9 - 3.4 RESISTANCE TO WATER
9 - 3.4.1 Leak tightness after exposure to boiling water
9 - 3.5 RESISTANCE TO TEMPERATURE
9 - 3.5.1 Resistance to change in temperature from low to high
9 - 3.6 RESISTANCE TO VIBRATION
9 - 3.6.1 Cycling test
9 - 3.7 CONSISTENCY
9 - 3.7.1 Consistency of viscosity over temperature range
10 - 3.8 RESISTANCE TO DRYING
10 - 3.8.1 Effectiveness after drying or hardening
10 - 3.9 STRENGTH
10 - 3.9.1 Torque test-Hard setting compound rated less than 10MPa
10 - 3.9.2 Torque test-soft jointing compound
10 - 3.9.3 Torque test-Hard setting compound rated less than 10MPa
11 - APPENDIX A - FIGURES
12 - APPENDIX B - TESTING REQUIREMENTS AND PREPARATION
12 - B1 SAMPLES
12 - B2 CONDITIONING OF SAMPLE
12 - B3 PREPARATION OF JOINTS
12 - B3.1 LOW PRESSURE
12 - B3.2 MEDIUM OR HIGH PRESSURES
12 - B3.3 FLANGED JOINTS
13 - B3.4 SCREWED JOINTS AT PRESSURES EXCEEDING 1050KPA
13 - B3.5 SCREWED JOINTS AT PRESSURES EXCEEDING 10MPA
13 - B4 TEST GASES
14 - APPENDIX C - METHODS OF TEST
14 - C1 M.O.T. 2.1.3(A) Œ 90 RESISTANCE TO CONDENSATES
14 - C1.1 SCOPE
14 - C1.2 METHOD
14 - C1.3 APPARATUS
14 - C1.4 MATERIALS
14 - C1.5 PROCEDURE
14 - C1.6 RESULT
15 - C2 M.O.T. 2.1.3(B) Œ 90 RESISTANCE TO CONDENSATES
15 - C2.1 SCOPE
15 - C2.2 METHOD
15 - C2.3 APPARATUS
15 - C2.4 MATERIALS
15 - C2.5 PROCEDURE
15 - C2.6 RESULT
16 - C3 M.O.T. 3.2.1 Œ 85 RESISTANCE TO CORROSION
16 - C3.1 SCOPE
16 - C3.2 METHOD
16 - C3.3 APPARATUS
16 - C3.4 MATERIAL
16 - C3.5 PREPARATION OF APPARATUS
16 - C3.6 PROCEDURE
17 - C3.7 RESULT
18 - C4 M.O.T. 3.3.1 Œ 90 RESISTANCE TO LEAKAGE
18 - C4.1 SCOPE
18 - C4.2 METHOD
18 - C4.3 APPARATUS
18 - C4.4 MATERIALS
18 - C4.5 PREPARATION OF APPARATUS
18 - C4.6 PROCEDURE
18 - C4.7 RESULT
19 - C5 M.O.T. 3.4.1 Œ 85 RESISTANCE TO WATER
19 - C5.1 SCOPE
19 - C5.2 METHOD
19 - C5.3 APPARATUS
19 - C5.4 PREPARATION OF APPARATUS
19 - C5.5 PROCEDURE
19 - C5.6 RESULT
20 - C6 M.O.T. 3.5.1 Œ 85 RESISTANCE TO TEMPERATURE
20 - C6.1 SCOPE
20 - C6.2 METHOD
20 - C6.3 APPARATUS
20 - C6.4 PROCEDURE
20 - C6.5 RESULT
21 - C7 M.O.T. 3.6.1 Œ 90 RESISTANCE TO VIBRATION
21 - C7.1 SCOPE
21 - C7.2 METHOD
21 - C7.3 APPARATUS
21 - C7.4 PROCEDURE
21 - C7.5 RESULT
22 - C8 M.O.T. 3.8.1 Œ 85 RESISTANCE TO DRYING
22 - C8.1 SCOPE
22 - C8.2 METHOD
22 - C8.3 MATERIAL
22 - C8.4 PROCEDURE
22 - C8.5 RESULT
23 - APPENDIX D - LIST OF REFERENCED DOCUMENTS