(4) All materials and procedures used in a production installation used to produce and process sour gas shall conform to National Association of Corrosion Engineers (U.S). MR-01-75, Sulfide Stress Cracking Resistant Metallic Materials for Oil Field Equipment.
(4) Le matériel et les méthodes utilisés dans l’installation de production produisant ou traitant du gaz sulfuré doivent être conformes à la norme MR-01-75 de la National Association of Corrosion Engineers (U.S) intitulée Sulfide Stress Cracking Resistant Metallic Materials for Oil Field Equipment.