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Seamless steel tubes

The tubes are produced within TŽ at the Ostrava Tube Rolling Mill on two Mannesmann rolling lines. The production of tubes in the Ostrava plant dates back to 1883. The production programme now consists of seamless steel tubes made of carbon and alloy steel grades.

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Seamless steel tubes

Information leaflets for download

Seamless steel tubes leaflet

Seamless steel tubes

Seamless steel tubes portfolio

Certificates

Document Title Issued by Dimension, shape Steel Grade Documents
Approval of Manufacturer Certificate DNV ⌀ max. 406.4 mm, wall thickness max. 60 mm GL-R 360, GL-R 360W, GL-R 410, GLR 490, Grade B C
CERTIFICATE TÜV NORD see pdf attachment see pdf attachment C/PED (EN+DE)
CERTIFICATE TÜV NORD see pdf attachment see pdf attachment C/ADW (EN+DE)
CERTIFICATE NDT zkoušení NDT testing NDT testing C
Certificate API H40, J55, K55, N80, L80, P110 C/5CT
Certificate API highest grade X65, delivery state R, N, Q, PSL1, PSL2 C/5L
Certificate Lloyd's Register ⌀ max. 377 mm, C and C-Mn steel – wall thickness max. 45 mm, alloyed steel – wall thickness max. 36 mm C and C-Mn steel, alloyed steel C
Certificate BUREAU VERITAS ⌀ 60 – 406.4 mm, wall thickness 4 – 60 mm C and C-Mn steel C
CERTIFICATE DNV ⌀ max. 406.4 mm, wall thickness max. 60.3 mm C and C-Mn steel C
CERTIFICATE TÜV NORD ⌀ 60.3-406.4 mm, wall thickness 5.0-60.0 mm dle DIN EN 10210-1 C, PV (CZ, EN, DE, FR)
CERTIFICATE TÜV NORD ⌀ 60.3-406.4 mm, wall thickness 5.0-60.0 mm dle DIN EN 10210-1 C, PV (EN-CZ, EN-DE, EN-DE-CZ, E-DE-FR)
CERTIFICATE TÜV NORD ⌀ 60.3-406.4 mm, wall thickness 5.0-60.0 mm dle DIN EN 10210-1 C, PV (PL, HR)
CERTIFICATE TÜV UK ⌀ 60.3-406.4 mm, wall thickness 5.0-60.0 mm dle BS EN 10210-1 C, PV (EN)
CERTIFICATE TÜV UK see pdf attachment see pdf attachment C/PESR (EN)
CERTIFIKÁT SYSTÉMU ŘÍZENÍ VÝROBY TZÚS ⌀ 60.3 – 406.4 mm, wall thickness 6.3 – 60.0 mm E235, E275, E355, E470, E420J2, E355K2, E460K2, E590K2, C45E, C60E, 42CrMo4, C15E C,PS
CERTIFIKÁT SYSTÉMU ŘÍZENÍ VÝROBY TZÚS ⌀ 60.3 – 406.4 mm, wall thickness 6.3 – 60.0 mm 11 353, 11 453, 11 523 C,PS
CERTIFIKÁT SYSTÉMU ŘÍZENÍ VÝROBY TZÚS ⌀ 60.3 – 406.4 mm, wall thickness 6.3 – 60.0 mm 12 021, 12 050 C,PS
CERTIFIKÁT VÝROBKU TZÚS ⌀ 60.3 – 406.4 mm, wall thickness 6.3 – 60.0 mm PSL1 - L245 (B), L290 (X42), L360 (X52), L415 (X60); PSL2 - L245N (BN), L290N (X42N), L360N (X52N), L415N (X60N), L245NE (BNE), L290NE (X42NE), L360NE (X52NE), L415NE (X60NE) C,STO,PS
KRAJOWY CERTYFIKAT ZGODNOŚCI ZETOM Katowice ⌀ 60.3 – 406.4 mm, wall thickness 5 – 60 mm L245N (BN)L290N (X42N)L360N (X60N)L245NE (BNE)L290NE (X42NE)L360NE (X52NE)L415NE (X60NE) C,PS
Osvědčení o aprobaci podniku Československý Lloyd ⌀ 60.3 – 406.4 mm, wall thickness 6.3 – 60.0 mm C
C – Certificate, STO – Construction Technical Certificate, PS, VP – Declaration of Conformity, PV – Declaration of Performance

Products of Třinecké Železárny are all over the world

Quality First

Třinecké železárny consistently guarantees the quality of its products to all customers through established quality management tools.

Quality System

The certified quality system according to ISO 9001 complies with international standards and regulations. It provides a guarantee that conditions are created for the conformity of the delivery to the customer-defined requirements.

Quality System

Product Certification

Product certificates for more than 50 metallurgical products of Třinecké železárny give our customers a guarantee that the technical and utility parameters meet the requirements set by specific standards or conditions.

Certificates