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Steel grades - Tubes

Mechanical properties according to API Line Pipe-5L standard.

Standard referred to:
American Petroleum Institute (API) 5L, PSL1		 Comparable
European
standard
Steel
grade		 Minimum yield
strength ReH		 Minimum tensile
strength Rm		 Minimum
elongation1)		 EN 10219-1:
1997
N/mm2 N/mm2 %
Gr. B 245 415 see API S 235
X-42 290 415 see API S 275
X-46 320 435 see API
X-52 360 460 see API S 355
X-56 390 490 see API
X-60 415 520 see API S 415
X-65 450 535 see API S 460
X-70 485 570 see API

Mechanical properties according to EN 10219-1

Standard referred to: European standard EN 10219-1
Steel
grade		 Minimum yield
strength ReH
(T  16 mm)2)		 Minimum yield
strength ReH
(16 < T  40 mm)2)		 Minimum tensile
strength Rm
(3 T  40 mm)2)		 Minimum
elongation
(T  40 mm)2)
N/mm2 N/mm2 N/mm2 %
S235JRH 235 225 340-470 24
S275JOH 275 265 410-560 20
S355JOH 355 345 490-630 20
S420MH 420 400 500-660 19
S460MH 460 440 530-720 17

1) Depends on steel thickness and dimensions of specimen
2) T = steel thickness.