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.