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

DIN2391 Cold Drawn Seamless Steel Pipe,ST35,ST35,ST35


DIN2391: Cold Drawn Precision Seamless Steel Tubes

 

SIZE:OD4-300mm. WT1-30mm

Steel Grade and Chemical Composition ( % )

Steel Grade Chemical Composition ( % )
C max Si max Mn P max S max
ST35 0.17 0.35 ≥0.40 0.025 0.025
ST45 0.21 0.35 ≥0.40 0.025 0.025
ST52 0.22 0.55 ≤1.60 0.025 0.025

Mechanical Properties ( % )

Steel Grade Mechanical Properties ( Mpa )
BK BKW BKS GBK NBK
Rm Elongation Rm Elongation Rm ReH Elongation Rm Elongation Rm ReH Elongation
                       
N/mm2 % N/mm2 % N/mm2 N/mm2 % N/mm2 % N/mm2 N/mm2 %
                       
min Min min Min min min Min min Min min min Min
ST35 480 6 420 10 420 315 14 315 25 340-470 235 25
ST45 580 5 520 8 420 375 12 390 21 440-570 235 21
ST52 640 4 580     7 580 420 10 490 22 490-630 355 22
 

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