AS 3726.6-1989

1 - AS 3726.6-1989 ELECTROMECHANICAL COMPONENTS FOR ELECTRONIC EQUIPMENT-BASIC TESTING PROCEDURES AND MEASURING METHODS...
4 - PREFACE
5 - CONTENTS
6 - Scope
6 - SECTION ONE – CLIMATIC TESTS
6 - 1. Test 11a: Climatic sequence
6 - 1.1 Object
6 - 1.2 Preparation of the specimen
6 - 1.2.1 Mechanical preparation
6 - 1.2.2 Preconditioning
7 - 1.3 Test method
7 - 1.3.1 Initial measurements
7 - 1.3.2 Dry heat
7 - 1.3.3 Damp heat, cyclic, first cycle
7 - 1.3.4 Cold
7 - 1.3.5 Low air pressure
7 - 1.3.6 Damp heat, cyclic, remaining cycle(s)
8 - 1.4 Final measurements
8 - 1.5 Details to be specified
8 - 2. Test 11b: Combined/ sequential cold, low air pressure and damp heat
8 - 2.1 Object
9 - 2.2 Preparation of the specimen
9 - 2.3 Test method
9 - 2.4 Details to be specified
10 - 3. Test 11c: Damp heat, steady state
10 - 3.1 Object
10 - 3.2 Preparation of the specimen
10 - 3.2.1 Mechanical preparation
10 - 3.2.2 Preconditioning
10 - 3.3 Test method
10 - 3.3.1 Initial measurements
10 - 3.3.2 Conditioning
11 - 3.4 Final measurements
11 - 3.5 Details to be specified
11 - 4. Test 11d: Rapid change of temperature
11 - 4.1 Object
12 - 4.2 Preparation of the specimen
12 - 4.2.1 Mechanical preparation
12 - 4.2.2 Preconditioning
12 - 4.3 Test method
12 - 4.3.1 Initial measurements
12 - 4.3.2 Conditioning
12 - 4.4 Final measurements
12 - 4.5 Details to be specified
13 - 5. Test 11e: Mould growth
13 - 5.1 Object
13 - 5.2 Preparation of the specimen
13 - 5.3 Initial measurements
13 - 5.4 Test method
13 - 5.5 Final measurements
13 - 5.6 Details to be specified
14 - 6. Test 11f: Corrosion, salt mist
14 - 6.1 Object
14 - 6.2 Preparation of the specimen
14 - 6.3 Test method
14 - 6.4 Final examination
14 - 6.5 Details to be specified
14 - 7. Test 11g: Corrosion, industrial atmosphere
15 - 8. Test 11h: Sand and dust
15 - 9 Test 11i: Dry heat
15 - 9.1 Object
15 - 9.2 Preparation of the specimen
15 - 9.2.1 Mechanical preparation
15 - 9.2.2 Preconditioning
15 - 9.3 Test method
15 - 9.3.1 Initial measurements
15 - 9.3.2 Conditioning
15 - 9.4 Final measurements
16 - 9.5 Details to be specified
16 - 10. Test 11j: Cold
16 - 10.1 Object
16 - 10.2 Preparation of the specimen
16 - 10.2.1 Mechanical preparation
16 - 10.2.2 Preconditioning
17 - 10.3 Test method
17 - 10.3.1 Initial measurements
17 - 10.3.2 Conditioning
17 - 10.4 Final measurements
17 - 10.5 Details to be specified
18 - 11. Test 11k: Low air pressure
18 - 11.1 Object
18 - 11.2 Preparation of the specimen
18 - 11.3 Test method
18 - 11.4 Final measurements
18 - 11.5 Details to be specified
19 - 12. Test 11m: Damp heat, cyclic
19 - 12.1 Object
19 - 12.2 Preparation of the specimen
19 - 12.2.1 Mechanical preparation
19 - 12.2.2 Preconditioning (if applicable)
19 - 12.3 Test method
19 - 12.3.1 Initial measurements
19 - 12.3.2 Conditioning and recovery
19 - 12.4 Final measurements
20 - 12.5 Details to be specified
20 - 13. Test 11n: Gas tightness, solderless wrapped connections
20 - 13.1 Scope
20 - 13.2 Object
20 - 13.3 Specimen
21 - 13.4 Test method
21 - 13.5 Final measurement
21 - 13.6 Requirements
21 - 13.7 Details to be specified
21 - SECTION TWO – SOLDERING TESTS
21 - 14. Test 12a: Solderabi lity, wetting, solder bath method
21 - 14.1 Object
21 - 14.2 Preparation of the specimen
22 - 14.3 Procedure
22 - 14.3.1 Accelerated ageing
22 - 14.3.2 Flux
22 - 14.3.3 Method
22 - 14.3.4 Immersion depth
22 - 14.4 Final measurement
22 - 14.5 Requirements
22 - 14.6 Details to be specified
23 - 15. Test 12b: Solderabi lity, wetting, iron method
23 - 15.1 Object
23 - 15.2 Preparation of the specimen
23 - 15.3 Procedure
23 - 15.3.1 Accelerated ageing
23 - 15.3.2 Method
23 - 15.4 Final measurement
23 - 15.5 Requirements
23 - 15.6 Details to be specified
24 - 16. Test 12c: Solderability, dewetting
24 - 16.1 Object
24 - 16.2 Preparation of the specimen
24 - 16.3 Procedure
24 - 16.4 Final measurement
24 - 16.5 Requirements
24 - 16.6 Detail to be specified
24 - 17. Test 12d: Resistance to soldering heat, solder bath method
24 - 17.1 Object
24 - 17.2 Preparation of the specimen
25 - 17.3 Procedure
25 - 17.4 Final measurement
25 - 17.5 Requirements
25 - 17.6 Details to be specified
25 - 18. Test 12e: Resistance to soldering heat, iron method
25 - 18.1 Object
25 - 18.2 Preparation of the specimen
25 - 18.3 Procedure
26 - 18.4 Final measurements
26 - 18.5 Requirements
26 - 18.6 Details to be specified

The tests contained in this standard, when required by the detail specification, shall be used for electromechanical components within the scope of Technical Committee No.48.

The tests contained in this standard, when required by the detail specification, shall be used for electromechanical components within the scope of Technical Committee No.48*.They may also be used for similar devices when specified in a detail specification.

First published as AS 3726.6 - 1989