Lang Ltd. Bitola is engaged in designing, calculating, constructing, repairing and cleaning heat exchangers.
All the repaired and manufactured heat exchangers have a warranty.
For every heat exchanger produced and repaired by us we deliver a copy of the certificate for the pipes that are implemented in the exchanger.
Moreover, it is submitted a test protocol according to which the exchanger is tested in accordance with the standards. We produce heat exchangers according to our customers’ needs.
For the production and reparation of the exchangers we use:
- - Copper pipes
- - Inox pipes
- - Black pipes
- - Brass pipes
For the production of the connections between the pipes and the flanges, depending on the needs, we use:
- - MIG welding procedure
- - MAG welding procedure
- - TIG welding procedure
- - autogenous welding
- - brazing
- - flanging
Cleaning of the exchangers is performed:
- - chemically
- - mechanically
- - combined (mechanically and chemically)
Manufactured cooling tower with evaporating cooling system with thermal power of 560 kW.
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Repaired heat exchanger, water/air, of ADAMSON compressor – 1MW.
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Manufacturing of a new heat exchanger, water/oil, with exchanging area of 3.6 m2 (in process of production).
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Heat exchanger, water/water, with cooling area of 19 m2 (in process of production).
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Manufactured new heat exchanger, water/oil, with exchanging area of 9.6 m2 in process of examination.
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Manufactured new heat exchanger, water/oil, with exchanging area of 9.6 m2.
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