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Bellows Expansion Joints

Axial expansion joints to compensate axial displacements
To absorb displacements in all planes
To absorb angular displacements
To absorb lateral movements
To absorb various movements without transferring pressure thrust to a pipework
Designs as per customer’s specification
VZM offers wide range of bellow expansion joints providing reliable and durable piping systems. VZM manufactures bellow expansion joints in accordance with international standards and customer’s specification.

Main technical characteristics

ДиаметрNominal diameter, (DN), mm

25 – 1200

Давление рабочееWorking pressure (PN), bar

From vacuum up to 75 bar (for DN 25)

Давление пробноеTest pressure (PT), bar

1,5 × PN or according to customer’s specifications

ТемператураMedia temperature, °С

From -196°С to +550 °С

Benefits for our customers

  • Our quality control system is in full compliance with the requirements of ISO 9001:2008
  • We handle all customs procedures ourselves and we deliver ready-to-use products with all certificates to customer’s door;
  • We have our own warehouse on EU territory and can maintain stock for our customers;
  • We accept different payment schemes;
  • Our full cycle production provides the highest quality and reliability due to 100% quality control on every stage of production;
  • Assigned lifetime of our corrugated metal hoses can reach 35 years
  • We accept orders for production from one to 1000 units
  • We manifacture products in accordance with GOST and DIN standards and customer’s specification
  • PTFE hoses that are manufactured by VZM are used by leading companies in Russia and CIS.

Bellow expansion joints are widely used in the following industries:

  • Oil and gas, petrochemical;
  • Nuclear;
  • Machines building;
  • Aerospace and shipbuilding;
  • Housing and utilities;
  • Chemical;
  • And many others fields.
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