NEN EN 391 : 2001

1 Scope
2 Normative references
3 Definitions
4 Symbols
5 Requirements
6 Delamination test of glue lines
    6.1 Principle
    6.2 Apparatus
         6.2.1 Pressure vessel
         6.2.2 Drying duct
         6.2.3 Balance
         6.2.4 Metal wedge and wooden hammer
    6.3 Preparation of test pieces
    6.4 Procedures
         6.4.1 General
         6.4.2 Measurement and evaluation of delamination
         6.4.3 Test cycle for method A
         6.4.4 Test cycle for method B
         6.4.5 Test cycle for method C
    6.5 Results
         6.5.1 General
         6.5.2 Total delamination
         6.5.3 Maximum delamination
    6.6 Test report

Specifies three delamination methods for continuous quality control of the glue line integrity of glued laminated timber. Coverage includes: symbols, apparatus and procedures.