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DIN 1629 Seamless tubes

DIN 1629 Seamless tubes

din-1629-seamless-tubes

DIN 1629 Seamless tubes with Special Quality Requirements. The main products of steel grade is  DIN1629 ST37.0,  DIN1629 ST44.0,  DIN1629 ST52.0

DIN 1629 Size (mm):

  • Outer Dimensions: 6.0mm – 219.0mm
  • Wall Thickness: 1.0mm – 30 mm
  • Length: max 12000mm

Application: It is used for manufacturing pipeline,vessel,equipment,pipe fittings .
The main products of steel / steel grade: DIN1629(ST37.0, ST44.0, ST52.0)
Packing: Bare/bundles/crates/crate protection at the both sides of tubes or as per customers’ requirements .
Painting: as requested.

Chemical Compositions(%) of DIN1629

Grade C Si Mn P S
ST37.0 ≤0.17 / / ≤0.040 ≤0.040
ST44.0 ≤0.21 / / ≤0.040 ≤0.040
ST52.0 ≤0.22 ≤0.55 ≤1.70 ≤0.040 ≤0.035

Mechanical Properties of DIN1629

Grade Yield Strength (Mpa) Tensile Strength (Mpa) Elongation(%)L Elongation (%)T
ST37.0 ≥235 350-480 25 23
ST44.0 ≥275 420-550 21 19
ST52.0 ≥355 500-650 21 19

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