Welding

We are in possession of:

A valid certificate of welding in accordance with the norm ČSN EN ISO 3834-2 for welding on railway vehicles and their parts. This certificate enables us to do welding work on rolling stock which is in operation in the Czech Republic, Slovakia and Poland.

A valid certificate of welding in accordance with the norm DIN 6700-2, C1 for welding on the rolling stock and their parts. This certificate enables us to do welding work on vehicles operating in Germany.

Welding works are done by welders qualified according to the norm EN 287-1 and 9606-2. The main supervisory welding body is qualified with the EWE (European welding engineer)

Our welding methods:

111 (MMA) – welding with a covered electrode, structural steel, casts and forged reces
121 (SAW) –sumberged arc welding, building up of wheelset track surface
131 (MIG) – argon-arc welding, aluminium and aluminium alloys
135 (MAG) – corgo-arc welding, unalloyed steel
141 (TIG) – argon-arc welding with a wolframelctrode, stainless tins, class 17
311 (OAW) – oxy-acetylene welding
21 (SW) – resistant spot welding

We do welding work as follows:

Repair of fatigue cracks on the bearing parts of boogies, frames, boxes, crossbars, housings of axles, etc.
Face lifting of worn parts as pulling hooks and their guidance, beams inside of containers, track shoes, brake rod and lever system
Repair of heavy damaged cabins, buffer beams, bottom parts of the vehicles, housings, etc.
We carry out approved face-lifting. For example assemblage of vibration absorbers to the model range 151, where supperts are welded to the boogie crossbars, box frame and bearing box.

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KONTAKTY:

DPOV, a. s.
Husova 635/1b
751 52 PŘEROV
tel.: +420 972 734 290
fax: +420 972 734 157
e-mail: info@dpov.cz

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