NEN EN 1371-2 : 2015

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
3.1 Investment casting
3.2 Reference area
4 Conditions for liquid penetrant inspection
5 Method of inspection
5.1 Operating mode
5.2 Qualification of the operators
5.3 Suitability of the equipment
5.4 Surface preparation
5.5 Penetrant testing sensitivity level
5.6 Viewing conditions
6 Acceptance criteria
6.1 Indications of discontinuities
6.2 Definition of liquid penetrant inspection indication
6.3 Severity levels
7 Interpretation of results
8 Ordering
9 Retesting
10 Post-examination cleaning procedures
11 Test report
Annex A (informative) Bibliography
Annex B (informative) Type test report and test report

Defines a liquid penetrant testing method for castings produced by investment casting for general purposes. Pertains to all cast metals, except copper-tin and/or copper-tin-lead alloy castings, where copper is the major constituent.