Kelthoum Digheche, Farida khamouli ,LEKMINE Farid, Abdelouahed Chala2024-02-152024-02-152021-03-13http://dspace.univ-khenchela.dz:4000/handle/123456789/1245enApplying of heat treatments to ameliorate the microstructural properties of welded pipeline steelPresentation