Product portfolio

U-tubes with box-shaped design

The tubes with box-shaped design are bent twice at an angle of 90° and are supplied - according to the customer’s request - with different intermediate lengths made of seamless or welded tubes. The manufacturing procedures comply with the related standard specifications and ensure perfect quality. We are pleased to consider our final customers’ specifications as well as non-standard designs made of steels, stainless steels and special alloys.

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    U-tube with box-shaped design (2 x 90 ° with straight intermediate lengths)
    Tube diameter 6,0 – 60,3 mm
    Wall thickness 0,6 – 6,0 mm
    Length of the straight tube up to 40 m
    Leg length up to 18 m
    Materials Steel tubes according to EN10216-2 / EN10216-3 / EN10216-4
    Steel tubes according to ASME SA-213 Gr.T2 / T5 / T9 / T11 / T12 / T22 / SA-179 / SA-334-Gr.1-3-6 / SA-106Gr.B / SA-210-M
    Stainless-steel tubes according to EN10216-5 / EN10217-7
    Stainless-steel tubes according to ASME SA-249 / SA-213 / SA-312 / SA-789 / SB-111 / SB-163 / SB-363 / SB-395 / SB-622 / SB-626 / SB-677
    Copper tubes and copper alloys
    Nickel tubes and nickel alloys
    Titanium tubes 1/2/3/6/12
    Tests Cold-water pressure-test up to 600 bar
    Air under water test
    Dye penetration test
    Internal and external purity test
    Complementary processing methods Heat treatment
    Glass bead blasting
    Machines Annealing and pressure testing plant
    CNC-controlled bending machine
    CNC-controlled sawing and measuring tables

    Steffen Buch

    E-Mail: s.buch[at]etu-tubes.com

    ETU Rohr GmbH
    Untere Rolandstraße 21 | 57076 Siegen

    Phone: +49 (0) 271 / 31 79 90 - 12
    Telefax: +49 (0) 271 / 31 79 90 - 98

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