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Annex A (informative) Example of welding procedure qualification - test certificate
BS 4428 guidelines contribute towards the quality of our environment
Aerospace and Production Engineers
details of this series are given in prEN ISO 15607
primarily for heavy duty parachute packs
Butt-welding pipe fittings - Wrought austenitic and austenitic-ferritic (duplex) stainless steels without specific inspection requirements Ingestion-build-258901 Annex A (informative) Example of1 Scope 1. 1 This part of EN 10253 specifies the technical delivery requirements for seamless and welded butt welding fittings (elbows, concentric and eccentric reducers, equal and reducing tees, caps) made of austenitic and austeniticferritic (duplex) stainless steel without specific inspection requirements. It specifies: steel grades; mechanical properties; dimensions and tolerances; requirements for inspection and testing; inspection documents;