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Standard








Nominal Diameter: 2 3/8, 2 7/8, 3 1/2 inch
Outside Diameter: 60,33; 73,03; 88,90 mm
Wall Thickness: 4,24; 4,83; 5,51; 5,49; 6,45; 7,34 mm

Notes:
  1. Stainless Steel group: J55.
  2. Tubing can be delivered with the monogram (license no. 5CT-0380).
  3. Type of ends: UF - plain end; NU - non-upset, with thread and couplings.
  4. Type of thread: 10 rd (round, 10 threads per inch).
  5. Length of tubing: 28 - 32 ft (8.53 - 9.75 m).
  6. Hot-formed pipes are normally used for tubing processing.
  7. Threading on coupling is done by EMAG production line.
  8. Stainless steel Tubing are checked by ROTOMAT electro magnetic device before threading.


Sizes
Nominal Diameter, inch
Outside Diameter, mm
Wall Thickness, mm
4,24
4,83
5,51
5,49
6,45
7,34
2 3/8
60,33
           
2 7/8
73,03
           
3 1/2
88,90
           

Mechanical properties
Steel Group
Tensile Strength, N/mm2 (min)
Yield Streigth, N/mm2 (min)
Elongation, % (min)
J55
517
379 - 552
-

Chemical Composition (%, max)
Steel Group
C
Si
Mn
Cr
Mo
S
P
J55
not normalized
0,030
0,030



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