Tubes

Steel tubes suitable for threading

Standards
ČSN DIN inch Wall thickness t
425710 2440 3/8"-6" 2,35-4,85

Thicker tubes suitable for threading

Standards
ČSN DIN inch Wall thickness t
425711 2441 3/8"-6" 2,90-5,40

Seamless tubes

Standards
ČSN DIN inch Wall thickness t
425715 2448 20,0-508,0 2,6-36,0

Longitudinal welded pipes

Standards
ČSN DIN Outer diameter D Wall thickness t
425723 2458 14,0-152,0 1,0-4,0

Welded tubes with spiral weld

Standards
ČSN Outer diameter D Wall thickness t
425738 324,0-1420,0 5,0-12,0

Seamless tubes steel grade 17 – hot drawn

Standards
ČSN DIN Outer diameter D Wall thickness t
425750 2462 44,5-377,0 3,6-36,0

Precision seamless tubes

Standards
ČSN DIN Outer diameter D Wall thickness t
426711 2391 With higher accuracy 4,0-200,0 0,5-10,0

Precision seamless tubes

Standards
ČSN DIN Outer diameter D Wall thickness t
426713 2394 12,0-102,0 1,0-3,0

Precision welded tubes with higher accuracy

Standards
ČSN DIN Outer diameter D Wall thickness t
426714 2393 5,0-100,0 0,5-3,0

Precision seamless tubes steel grade 17 – cold drawn

Standards
ČSN DIN Outer diameter D Wall thickness t
426750 2462 6,0-159,0 1,0-12,5

Seamless tubes for oil, gas and water output

Well casing are seamless hot rolled tubes  with a special right handed thread on both ends of tubes in compliance with API 5B. They are used for well casing during oil, natural gas and water output. The tubes are joint by collar.
Production, examination, deliveries are determined by technical delivery standards according to API Spec. 5T.
We supply well casings and collars casing made of materials API grades H-40, J-55, K-55 and N-80

Standards
Outer diameter D Collar´s outer diameter ube length
426750 Od 269,9 - 365,1mm Od 4,88 - 14,63m

LINE PIPE

Seamless hot rolled tubes are supplied with upright ends or calibrated bevel ends
Tubes are delivered in compliance with API Spec. 5L

Standards
Outer diameter of tube D Tube length
Od 168,3-406,4mm Od 2,74-13,72m

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