S355 seamless tube

S355 is a European standard low alloy high strength plate,
The steel number shall consist of the following parts: this standard number (EN10025-2);
Steel name or steel number: Steel name consists of the following parts:
Symbol letter S (structural steel) or E (engineering steel);
When the thickness is ≤ 16mm in MPa, its minimum yield strength is described;
If the product is delivered in "+N or +AR" status, it must be marked "+N or +AR".

EN10025-2 quality class is divided into S355JR, S355J0, S355J2, S355K2,
EN10025-23 quality grade is divided into S355N S355NL.

Product application: S355 seamless tube