MACOGA S.A., a world leader in the manufacture of Metal Expansion Joints. Expansion joints are designed, manufactured and tested in accordance with E.J.M.A., Section VIII of the ASME Div. I Code, AD-Merkblatter, Stoomwezen, Suomen , etc. Our manufacturing range includes Circular Expansion Joints with one or multiple ply, with a diameter range from 15 to 7000 mm and in Axial, Lateral, Hinged, Cardan and Pressure Balanced. Rectangular Expansion Joints, with limitless dimensions, are provided in two types: ‘V’ Camera Corner and ‘U’ Round Corner. MACOGA is approved by: ISO 9001 - BVQI, ISO 14001 Environmental Management Systems, TÜV Sùddeutschland - AD MERKBLATT HP O/TRD 201 and W O/ TRD 100, Det Norske Veritas - DNV Type approval nº P-9831, Lloyd’s Register of Shipping Type Approval, Spanish Ministry of Defence and NATO countries, registered with nº 7737B/5182 of the Materials and Armament Department, Spanish Ministry of Industry, etc...MACOGA holds the ASME "American Society of Mechanical Engineers" "U" Code Symbol and Certifi cate of Authorization.