Stainless Steel Tubes

Seamless tubes, tolerances:

  Tolerances / DIN Dimensions by grade:
DIN 17456 / 17458 2462 4,0 x 1,0 > 609,6 x 12,7 mm
Hydraulic tubes 2391 6,0 x 1,0 > 42,0 x 3,0 mm
Precision tubes EN ISO 1127 D4/T4 0.8 x 0,1 > 19,0 x 1,5 mm
Cold-drawn tubes On request 17,3 x 1,6 > 88,9 x 4,0 mm
Hollow bars, extruded En 10216-6 32,0 x 8,0 > 420,0 x 60,0 mm
Tubes drilled from round bar stock On request From 20 mm inside diameter

Seamless tubes

  W.-No. Int. standard DIN 2462 DIN 2391 DIN 1127/
D4/T4		 Cold- drawn Hollow- steel Drilled
  4301/
4307		 AISI / 304 /
304H / 304L		 X X X X X X
  4404 AISI 316 L X   X X X X
  4435 AISI 316 L X   X     X
  4410 S32750 X         X
  4462 S31803 X   X X   X
  4501 S32760 X         X
  4539 AISI 904 L X   X     X
  4541 AISI 321 / 321H X X X X X X
  4550 AISI 347 / 347H X         X
  4571 AISI 316 Ti X X X X X X
  4948 AISI 304 H X         X
  4828 AISI 309 X   X     X
  4841 AISI 310 X   X     X
  4845 AISI 310 S X          
  4903 A387 Gr. 91 X         X

Welded tubes, tolerances:

  Tolerances / DIN Dimensions by grade:
Round tubes per EN 10217-7 EN ISO 1127 3,0 x 0,5 > 508,0 x 8,0 mm
Tubes for food processing use DIN 11850 12,0 x 1,0 > 204,0 x 2,0 mm
Round tubes welded from plate-sections On request 50,0 x 2,0 > 2.000,0 x 40,0 mm
Square tubes On request 10 x 10 x 1,0 > 200 x 200 x 3,0 mm
Rectangular tubes On request 20 x 10 x 1,0 > 250 x 150 x 10,0 mm
Section tubes welded from plates On request 100 x 100 x 3,0 > 900 x 900 x 15,0 mm

Welded tubes - Surface treatment: Grinding, brushing

  W.-No. Int. standard DIN
10217-7		 Plate-tubes round Square-tubes Rectangular-tubes Plate-section-tubes
  4301/
4307		 AISI 304 /
304H / 304L		 X X X X X
  4404 AISI 316 L X X     X
  4410 S32750 X X     X
  4462 S31803 X X     X
  4501 S32760 X X     X
  4539 AISI 904 L X X     X
  4541 AISI 321 / 321H X X     X
  4550 AISI 347 / 347H X X     X
  4571 AISI 316 Ti X X X X X
  4948 AISI 304 H X X     X
  4828 AISI 309 X X     X
  4841 AISI 310 X X     X
  4903 A387 Gr. 91   X     X


  Austenitic   Ferritic / Martensitic   Duplex   Heat-resistant