1. BS7910, Guide on methods for assessing the acceptability of flaws in fusion welded structures. London, BSI, 2000.
2. R5, Defect assessment code of practice for high temperature metallic components. British Energy Generation Ltd., 2000.
3. ASME Boiler and pressure vessel code, section XI: Rules for in-service inspection of nuclear power plant components. American Society of Mechanical Engineers 1998.
4. R6, Assessment of the integrity of structures containing defects, Revision 3, British Energy Generation Ltd., 2000.
5. AFCEN, Design and construction rules for mechanical components of FBR nuclear islands, RCC-MR, Appendix A16, AFCEN, Paris, 1985.