Specifications: diameter: 320 to 127 mm thickness: 0.4 to 12.7 mm Length: 6 m above, and, in accordance with customer demand, supply and other specifications of steel pipe

din 1629 st44/st52 steel pipe


DIN 1629 ST44/ST52 Steel Pipe

 
1) Standard: DIN2448, DIN1629, DIN17175, EN10255, EN10216 
2) Grade: ST37, ST44, St45, ST52, S355JR 
2) Size: From 1/2" to 32" 
3) Wall Thickness: 2-60mm 
4) Length: 4M to 12 M 
din 1629 st44/st52 steel pipe

 

Standard Grade
Chemical Composition

Mechanical Property 
C Si Mn P≤ S≤ Cr Mo Tensile Strength  ( Mpa ) Yield Strength (Mpa ) Elongation (%)
DIN1629 St35.8/St37.5 ≤ 0.17 / / 0.04 0.04 / / 350~480 ≥ 235 ≥ 25
St52.0/St52.3 ≤ 0.22 ≤ 0.55 ≤ 0.17 0.04 0.04 / / 500~560 ≥ 270 ≥ 21

Grade, Chemical Composition and Mechanical Property(EN10216-1):


Standard

Grade

Chemical Composition

Mechanical Property 
C Si Mn P≤ S≤ Cr≤ Mo Tensile Strength
(Mpa)
Yield Strength
(Mpa)
Elongation
L t
EN10216-1 P195TR1 ≤ 0.13 ≤ 0.35 ≤ 0.70 0.025 0.020 0.30 ≤ 0.08 320~440 ≥ 195 ≥ 27 ≥ 25
P235TR1 ≤ 0.16 ≤ 0.35 ≤ 1.20 0.025 0.020 0.30 ≤ 0.08 360~500 ≥ 235 ≥ 25 ≥ 23
P265TR1 ≤ 0.20 0.40 1.40 0.025 0.020 0.30 ≤ 0.08 410~570 ≥ 265 ≥ 21 ≥ 19
 

 

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