Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles
Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles
Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles
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Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles
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Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles Balkan Steel Engineering - Sofia, steel production and trade, dry wall profiles

Welded cold rolled pipes from ½ to 3
Welded cold rolled pipes from ½ to 3
GOST 10705–80
GOST 10704–91

Diameter, mm Thickness, mm
2.5 3.0 4.0
21.3 1/2" 1.159 - -
26.9 3/4" 1.504 - -
33.7 1" - 2.270 -
42.4 - 1.1/4" - 2.914 -
48.2 - 1.1/2" - 3.342 -
60.0 - 2" - 4.215 5.521
76.2 - 2.1/2" - 5.413 7.119
89.0 - 3" - 6.359 8.381