AS 3894.9-2003

1 - AS 3894.9-2003 SITE TESTING OF PROTECTIVE COATINGS - DETERMINATION OF ADHESION
1 - PREFACE
1 - FOREWORD
1 - METHOD
1 - 1 SCOPE
1 - 2 DEFINITIONS
1 - 3 REFERENCED DOCUMENTS
2 - 4 APPLICATION
2 - 4.1 General
2 - 4.2 Sampling plan
2 - 5 METHOD A - KNIFE TEST
2 - 5.1 Principle
3 - 5.2 Apparatus
3 - 5.2.1 Knife blade
3 - 5.2.2 Surface temperature thermometer
3 - 5.2.3 Straightedge
3 - 5.2.4 Film thickness gauge
3 - 5.3 Test conditions
3 - 5.4 Intersecting cut method
4 - 5.5 Report
4 - 6 METHOD B-CROSS-CUT
4 - 6.1 Principle
4 - 6.2 Apparatus
4 - 6.2.1 Knife blade or cross-cutter
4 - 6.2.2 Surface temperature thermometer
4 - 6.2.3 Straightedge
4 - 6.2.4 Film thickness gauge
4 - 6.2.5 Tape
5 - 6.2.6 Brush
5 - 6.3 Test conditions
5 - 6.4 Cross-cut method
6 - 6.5 REPORT
7 - 7 METHOD C - PULL-OFF TEST
7 - 7.1 Scope
7 - 7.2 Principle
7 - 7.3 Apparatus
7 - 7.3.1 Adhesion tester
7 - 7.3.2 Surface temperature thermometer
7 - 7.3.3 Adhesive
7 - 7.3.4 Film thickness gauge
7 - 7.3.5 Circular hole cutter
8 - 7.3.6 Abrasive cloth
8 - 7.3.7 Solvent
8 - 7.4 Test conditions
8 - 7.5 PROCEDURE
8 - 7.5.1 Adhesion tester
9 - 7.6 REPORT

This Standard provides a method for evaluating and testing the adhesion of existing coating systems to their substrate while in their service environment.

This Standard provides a method for evaluating and testing the adhesion of existing coating systems to their substrate while in their service environment.

First published as AS 3894.9-2003.