Coraci S.A.

Coraci S.A.

Coraci S.A.

Company established in 1979. Since then CORACI produces expansion joints with metal, rubber or fabric bellows and other specialized components for pipe systems like flexible metal hoses and dismantling joints. Our designs follow the international regulations and the company is ISO 9001:2008 certified. Nowadays CORACI has got the CE mark too, according European Pressure Equipment Directive 97/23/CE. We develope our export activity arrives all around the world.

Company details

Albert Einstein, 52 Polígono Industrial Almeda I , Cornellà de Llobregat , Barcelona 08940 Spain
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Business Type:
Industry Type:
Water and Wastewater
Market Focus:
Globally (various continents)
Year Founded:

Structure and capacity

  • Our headquarters are strategically situated in the Barcelona area (Spain), just 2 km away from the sea port and the international airport of Barcelona.
  • Roofed surface of our facilities: 2,800sqm  / Height below ceiling: 10 m / Office surface: 300 sqm / Crane capacity: 5 ton, 2 ton and 1 ton / Fork-lift trucks: 2,000 kg
  • Aproved welding procedures and welding tools: ASME IX, EN 287 and EN 288.
  • Plasma, pulsed power welding, TIG, MIG, MAG, resistance wold, test, automatic positioners, 2,000 x 20mm and 2,000 x 12mm, cylinders, hydraulic presses of 400, 100 and 40 ton.
  • Our top specialization in the design and manufacture of large-diameter bellows DN ≥ 1,000 mm.

Guarantee of quality

  • Our Quality Assurance system complies with following standards: ISO 9001, EN 729, ASME Section VIII Div. 1 and 2, ANSI B31.1 - B31.3, AWS B11, DEP/PED 97/23/CE and Ley 3/98 II AA.
  • We have specific equipments and test, pneumatic test, hydraulic test, magnetic particles, dye penetrants, X-rayed, hardness, resilience and life cycles.
  • On request we can consider any type of additional requirements.

Expansion Joints


  • For heating, air conditioning and steam low pressure
  • Polyvalent for any industrial applications
  • Main used in low pressure pipelines or
  • With bellows giant convolution.
  • For heavy boiler
  • For industrial applications. Big sizes

Rubber Expansion Joints

  • Antivibratory with bellows in elastomer
  • In PTFE
  • Cloth Expansion Joints
  • Dismantling telescopic coils

Tubos metálicos flexibles FLECOR

  • Locked spirally winding
  • In steel
  • For protection of electrical wires and sealed couplings