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Steel grades

Application: Tubes & pipes for various applications (multi-certified)
Standard: EN 10217-3
Designation of material: P355NH
General
Material number: 1.0565
Former designation: WStE 355
Mechanical properties
Yield strength Rp0,5 MPa (in PSI): Min: 355 (51 500)** Max: -
Tensile strength Rm MPa (in PSI): Min: 490 (71 100) Max: 650 (94 300)**
Elongation (% min.): transverse: 20 longitudinal: 22
Impact strength:
Test temperature in °C:
Min. average impact energy in J:
-20 / -10 / 0 / 20
transverse: 27 / 31 / 35 / 39
 
longitudinal: 40 / 43 / 47 / 55
Hardness (max. HRC): -
Chemical composition
Content in mass-%:
Quality: Min: Max:
C: - 0.16
Si: - 0.4
Mn: 0.5 1.5
P: - 0.025
S: - 0.02
Nb: - 0.05**
V: - 0.05**
Al total: 0.02** -
Ti: - 0.03**
Cr: - 0.3**
Ni: - 0.5
Mo: - 0.08**
Cu: - 0.3**
N: - 0.02
CEV max in %: -
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