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The French Association of Pressure Vessel Engineers (AFIAP) hold three-day conferences regularly. This WRC Bulletin contains twelve papers presented at the Sixth Conference held in 1989. French Pressure Vessel Regulations Within the European Context by D. Pierre and G. Baylac Quality Systems Certification in French by H. Perrin The Practice of Making Periodic Inspections of Pressure Equipment in Italy by A. Scacciavillani The Practice of Recurrent Tests on Pressurized Vessels in the Federal Republic of Germany by R. J. Fath Fatigue Analysis of Pressure Vessels in BS 5500 by S.J. Maddox Austenitic Ferritic Stainless Steels and Clad Plates: Properties and Applications to Pressure Vessels by J. Charles, J. C. Gagnepain, F. Dupoiron, D. Jobard and P. Soulignac Sealing of Bolted Gasketed Joints by Y. Birembaut, F. Bravo and T. Ledauphin Welding Robots for Pressure Vessels: Specific Problems and Developments by J. L. Breat A Study of the Replacement of Certain Hydraulic Proof Tests by Pneumatic Tests Monitored by Acoustic Emission by M. Cherfaoui and J. C. Colin High Nitrogen Contents Improve the Weldability of Duplex Stainless Steels by B. Bonnefois, F. Dupoiron and P. Soulignac Requirements for the Manufacture of Pressure Vessels for Wet H2S Service by M. Sauvage Compressed Gas Cylinders and Transport VesselsÄPeriodic Inspection with Acoustic Emission by H. Barthélémy The Seventh Conference is to be held in Paris October 20-22, 1992