De Beer, FCCoetzer, MFendeis, DSilva, ADC2007-01-122007-06-072007-01-122007-06-072004-10De Beer, FC, Coetzer, M, Fendis, D and Silva, ADC. 2004. Neutron radiography and other NDE tests of main rotor helicopter blades. Applied radiation and isotopes, vol 61 (4), pp 609-6160969-8043http://hdl.handle.net/10204/1402http://hdl.handle.net/10204/1402A few nondestructive examination (NDE) techniques are extensively being used worldwide to investigate aircraft structures for all types of defects. The detection of corrosion and eliminations, which are believed to be the major initiators of defects leading to aircraft structural failures, are addressed by various NDE techniques. In a combined investigation by means of visual inspection, X-ray radiography and shearography on helicopter main rotor blades, neutron radiography (NRad) at SAFARI-1 research reactor operated by Necsa, was performed to introduce this form of NDE testing to the South African aviation industry to be evaluated for applicability. The results of the shearography, visual inspection and NRad techniques are compared in this paper. The main features and advantages of neutron radiography, within the framework of these investigations, will be highlighted653280 bytesapplication/pdfenCopyright: Pergamon-Elsevier Sciences LtdNeutron radiographyAircraft structuresCorrosionNondestructive examinationShearographySAFARI-1NDENondestructive testingNDTNRadArticleDe Beer, F., Coetzer, M., Fendeis, D., & Silva, A. (2004). Neutron radiography and other NDE tests of main rotor helicopter blades. http://hdl.handle.net/10204/1402De Beer, FC, M Coetzer, D Fendeis, and ADC Silva "Neutron radiography and other NDE tests of main rotor helicopter blades." (2004) http://hdl.handle.net/10204/1402De Beer F, Coetzer M, Fendeis D, Silva A. Neutron radiography and other NDE tests of main rotor helicopter blades. 2004; http://hdl.handle.net/10204/1402.TY - Article AU - De Beer, FC AU - Coetzer, M AU - Fendeis, D AU - Silva, ADC AB - A few nondestructive examination (NDE) techniques are extensively being used worldwide to investigate aircraft structures for all types of defects. The detection of corrosion and eliminations, which are believed to be the major initiators of defects leading to aircraft structural failures, are addressed by various NDE techniques. In a combined investigation by means of visual inspection, X-ray radiography and shearography on helicopter main rotor blades, neutron radiography (NRad) at SAFARI-1 research reactor operated by Necsa, was performed to introduce this form of NDE testing to the South African aviation industry to be evaluated for applicability. The results of the shearography, visual inspection and NRad techniques are compared in this paper. The main features and advantages of neutron radiography, within the framework of these investigations, will be highlighted DA - 2004-10 DB - ResearchSpace DP - CSIR KW - Neutron radiography KW - Aircraft structures KW - Corrosion KW - Nondestructive examination KW - Shearography KW - SAFARI-1 KW - NDE KW - Nondestructive testing KW - NDT KW - NRad LK - https://researchspace.csir.co.za PY - 2004 SM - 0969-8043 T1 - Neutron radiography and other NDE tests of main rotor helicopter blades TI - Neutron radiography and other NDE tests of main rotor helicopter blades UR - http://hdl.handle.net/10204/1402 ER -