DIN 2391 ST52 Seamless Steel Pipe
ST52 Pipe Schedules: SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules.
ST52 Pipe Origin: European, Japanese, Korean, US, Russian, Indian (Strictly No Chinese Material).
Tolerance: Cold drawn pipe: +/-0.1mm.
Cold rolled pipe: +/-0.05mm.
Craft: Cold rolled and cold drawn.
Type: Seamless, ERW, Welded, Fabricated.
Form: Round, Hydraulic, etc.
Length: Min 3 Meters, Max 18 Meters, or according to customers's requirements.
End: Plain End, Beveled End, Treaded.
Specialized in
Large Diameter ST52 Pipe, DIN ST52 welded steel tubes, DIN 2391 ST52 Honed Tube for Hydraulic Cylinder and Pneumatic Cylinder.
Additional Testing NACE MR0175, NACE TM0177, NACE TM0284, HIC TEST, SSC TEST, H2 SERVICE, IBR, etc.
Mechanical Properties of ST52 Seamless Pipe
Grade |
Thickness |
Yield |
Tensilmie |
Elongation |
Impact Energy(KV J) min |
ST 52 |
mm |
Min Mpa |
Mpa |
Min % |
-20° |
0° |
+20° |
≤ 16 |
355 |
490-630 |
22 |
40 |
47 |
55 |
16> to ≤35 |
355 |
490-630 |
22 |
40 |
47 |
55 |
35> to ≤50 |
345 |
490-630 |
22 |
40 |
47 |
55 |
50> to ≤70 |
325 |
490-630 |
22 |
40 |
47 |
55 |
70> to ≤100 |
315 |
470-610 |
21 |
40 |
47 |
55 |
100> to ≤150 |
295 |
450-590 |
21 |
40 |
47 |
55 |