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Steel

Seamless steel tubes

Seamless steel tubes - hot-rolled

Dimensional standards:
EN 10210-2; EN 10297-1; EN 10216-1; DIN 2448; ČSN 425715

Quality standards:
S235; St 37-2; 11353
S355; St 52-3; 11523
boiler steel P235GH; St 35.8; 12021
P265GH; St 45.8; 12022

Dimensions:
External diameter: from 21.3 mm to 610 mm
Wall thickness: from 2.3 mm to 60 mm

Use:
For steel structures, machinery parts, pressure distribution systems and power generation

Precision seamless steel tubes - cold-drawn

Dimensional standards:
EN 10305-1; DIN 2391-1; ČSN 426711 (ČSN 426712)

Quality standards:
E235; St 35; 11353
E355; St 52; 11523
boiler steel P235GH; St 35.8; 12021
P265GH; St 45.8; 12022

Dimensions:
External diameter: from 4.0 mm to 235 mm
Wall thickness: from 0.5 mm to 25 mm

Tubes for the production of hydraulic and pneumatic cylinders

Dimensional standards:
EN 10305-1; DIN 2391-1; ČSN 426712

Quality standards:
E355; St 52.3; 11523

Dimensions:
External diameter: from 40 to 110 mm
Wall thickness: from 4 to 10 mm
Internal diameter accuracy: H8, H9

HPL tubes for hydraulic and pneumatic distribution systems

Dimensional standards:
EN 10305-4; DIN 2391-1; ČSN 426712

Quality standards:
E215; St 37.4; 11353
E235; St 44.4; 11353
E355; St 52.4; 11523

Dimensions:
External diameter: from 6 mm to 80 mm
Wall thickness: from 1 mm to 12.5 mm

Product finish: the tubes are supplied with galvanised zinc coatings

Injection pipes

Dimensional standards:
ISO 8535-1; DIN 73000; ČSN 426718

Quality standards:
St 30Si
St 30Al
12015

Dimensions:
In the range of: 6 x 1.5 mm ÷ 8 x 2 mm

Welded steel tubes

Longitudinally welded - smooth

Dimensional standards:
EN 10219, DIN 2458, ČSN 425723 – welded; EN 10210, DIN 2458/DIN 1626,
ČSN 425723 – hot-stretch-reduced; EN 10217-1, DIN 2458/DIN 1626,
ČSN 421047 – media distribution pipes; EN 10255, DIN 2440, ČSN 425710 – threaded

Quality standards:
S235JRH, St 37-2, 11373
S355JOH, S355J2H , St 52-3, 11523

Dimensions:
External diameter: from 17.2 mm to 355.6 mm
Wall thickness: from 1.5 mm to 10 mm

Product finish:
Annealed, unannealed, hot-dip zinc galvanised, with trimmed interior overflows

Longitudinally welded - calibrated

Dimensional standards:
EN 10305-3, DIN 2394, ČSN 426713

Quality standards:
E195, St 34-2, 11343
E235, St 37-2, 11373
E355, St 52-2, 11523

Dimensions:
External diameter: from 3 mm to 300 mm
Wall thickness: from 0.5 mm to 3 mm

Product finish:
Annealed or unannealed tubes made of pickled, cold, galvanised or aluminium-coated steel bands, with trimmed interior overflows

Use:
Furniture, radiator and automotive industries

Precision steel tubes - cold drawn

Dimensional standards:
EN 10305-2, DIN 2393

Quality standards:
E195, St 34-2, 11343
E235, St 37-2, 11373
E355, St 52-2, 11523

Dimensions:
External diameter: from 6 mm to 120 mm
Wall thickness: from 0.5 mm to 8 mm

Product finish:
Annealed, unannealed

Steel hollow sections

Longitudinally welded

Dimensional standards:
Square EN 10219, DIN 2395, ČSN 426935
Rectangular EN 10219, DIN 2395, ČSN 426936

Quality standards:
S235JRH, St 37-2,11373
s355J2H, S355JOH , st 52-3, 11523

Dimensions:
Square: 15 x 15 mm to 300 x 300 mm
Rectangular 20 x 15 mm to 300 x 200 mm
Wall thickness: from 1.5 mm to 10 mm

Welded - calibrated

Dimensional standards:
EN 10305-5, DIN 2395, ČSN 426713

Quality standards:
E195, St 34-2, 11343
E235, St 37-2,11373
E355, St 52-2,11523

Dimensions:
Square: 10 x 10 mm to 70 x 70 mm
Rectangular 10 x 5 mm to 100 x 40 mm
Modified rectangle: 20 x 10 mm to 90 x 30 mm
Wall thickness: from 0.5 mm to 3 mm

Product finish:
Annealed or unannealed tubes made of pickled, cold, galvanised or aluminium-coated steel strips, fin cut

Welded - cold-drawn

Dimensional standards:
EN 10305-5, DIN 2395

Quality standards:
E195, st 34-2, 11343
E235, St 37-2,11373
E355, st 52-2,11523

Dimensions:
Square: 10 x 10 mm to 100 x 100 mm
Rectangular 15 x 12 mm to 145 x 60 mm
Wall thickness: from 1.5 mm to 6 mm

Product finish:
Annealed, unannealed

Steel bars

Cold-drawn bars

Dimensional standards:
EN 10278, ČSN 426510

Quality standards:
5235JRC+C, 11373
5355J2C+C, 11523
c45, 12050
11SMn30, 11SMnPb3O, 11109

Dimensions:
Round bars – diameters: 5 mm to 80 mm
Flat, square and hexagonal bars
External diameter tolerance H9, H11

Hot-rolled bars

Dimensional standards:
EN 10060, ČSN 425551

Quality standards:
S235JR, 11353; S355JR, 11523

Dimensions:
Diameter: from 12 mm to 110 mm

Hot-rolled flat bars

Dimensional standards:
EN 10058, ČSN 425548

Quality standards:
S235JR, 11353; S355JR, 11523

Dimensions:
25 x 5 mm to 130 x 60 mm

Hot-rolled angle bars - U-bars, L-bars

Dimensional standards:
L EN 10056, ČSN 425541; U EN 10297, ČSN 425570

Quality standards:
S235JR, 11353; S355JR, 11523

Dimensions:
L 25 x 25 x 3 mm to 50 x 50 x 5 mm
L 30 x 20 x 4 mm to 200 x 100 x 14 mm
U 5 mm to 220 mm

Tubes and profiles can also be supplied in other than above specified steel grades and quality. other lengths, wall thicknesses and tolerances of various sizes according to specific customers‘ needs and manufacturers‘ possibilities.

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