Seamless precision steel tubes

What makes BENTELER seamless precision steel tubes so special? It is their smooth surface. They also serve as structural tubes and line pipes, due to their special symmetry and stability.


Our sister division BENTELER Steel/Tube is one of the leading producers of seamless precision steel tubes. That is why we provide not only high-quality products, but also offer extensive material and processing expertise. We will even develop your special tube product based on your individual requirements.

Standard

EN 10305-1

Dimensions

4.0 x 0.5 mm to 260 x 20 mm

stocks of metric and imperial sizes available

Lengths

4 to 8 m

other lengths and fixed lengths on request

Delivery conditions

+C (BK)

+N (NBK)

+SR (BKS)

other delivery conditions on request

Materials

steel grade (EN)

E235

E355

Special grades like 25CrMo4, 42CrMo4

other materials on request

Certification

2.2 or 3.1 acc. to EN 10204

other certifications on request

Standard

EN 10305-4 and Zista CRF®

Dimensions

4 x 0.5 mm to 114.3 x 20 mm

stocks of metric and imperial sizes available

Lengths

6 m

other lengths and fixed lengths on request

Delivery conditions

+N (NBK)

other delivery conditions on request

Materials

steel grade (EN)

E235

E355

other materials on request

Surface treatment

oiled, bonderized or passivated and oiled, non- outside galvanized and passivated (Cr VI-free acc. to End of Life Vehicle Directive)

other surface treatment on request

Ends

tube ends closed with plugs or caps

Marking

continuous marking along the entire tube length

Certification

3.1 acc. to EN 10204

other certifications on request

Standard

EN 10305-4

other standards such as EN 10305-1/-2/-3 on request

Dimensions

4.0 x 0.5 mm to 42 x 6 mm

Lengths

6 m

other lengths and fixed lengths on request

Delivery conditions

+N (NBK)

other delivery conditions on request

 

Materials

 

 

steel grade (EN)

E235

E355

other materials on request

Surface treatment

outside galvanised (min. 8 μm), Cr VI-free passivation, additional organic coating (EPOXY ≤ 50 μm), RAL 9005, black

other colors, coatings, and thicknesses on request

Marking

continuous marking along the entire tube length on request

Certification

3.1 acc. to EN 10204

other certifications on request

The Zistaplex coating can also be used on welded tubes.

Standard

EN 10305-4

Dimensions

4.0 x 0.5 mm to 42 x 6 mm

Lengths

6 m

other lengths and fixed lengths on request

Delivery conditions

+N (NBK)

other delivery conditions on request

Materials

steel grade (EN)

E235

E355

other materials on request

Surface treatment

outside galvanized  (min. 12 μm), Cr VI-free passivation, additional coating (Sealer) < 5 μm

other thicknesses on request

Ending

 

sealed via plug or cap

Marking

continuous marking along the entire tube length on request

Certification

3.1 acc. to EN 10204

other certifications on request