Welded tees

The company fabricates standard and custom welded tees from rolled or in-house longitudinal welded pipes with diameters of 426 to 1440 mm using manual argon-arc, semi-automatic and automated welding with physical weld inspection (VM, DP, US and RG).

Welded tees are made from:

corrosion-resisting steel under:
SOU NAEK 157:2017 (STO 79814898 121:2013),
SOU NAEK 166:2017 (STO 79814898 124:2009),
SOU NAEK 167:2017 (STO 79814898 125:2009),
SOU NAEK 168:2018 (STO 79814898 126:2009),
SOU NAEK 169:2018 (STO 79814898 127:2009);

from carbon and low-alloy steel under:
OST 34-42-674-84,
OST 34-42-675-84,
OST 34-42-676-84,
OST 34-42-678-84,
OST 34-42-762-85,
OST 34-42-763-85,
OST 34-42-764-85,
OST 34-42-765-85,
Series 5.903-13 (TS-588.000),
Series 5.903-13 (TS-589.000),
Series 5.903-13 (TS-590.000),
Series 5.903-13 (TS-591.000),
OST 36-24-77.

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