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Technology

Contact us

Spiroflex d.o.o.
Ljudevita Gaja 7
35 208 Ruščica
Croatia

Phone: +385 35 _212420
Telefax: +385 35 _457105
e-mail: info@spiroflex.hr

 

Design and construction

Spiroflex bellows and expansion joints are designed, produced and tested under standards:

  • EJMA - Expansion Joints Manufacturers Association
  • DIN EN 14917:2009-7 - Metal bellows expansion joints for pressure applications

 

The production of bellows starts with manufacturing of thin-walled tubes. The tubes are made from thin plates with thickness 0,1 to 1,5 mm and they are longitudinally welded in automatic process. The tubes are inserted into each other and this tube packages are prepared for forming process.