Standard no. (EN 10025-5); The name and number of the steel; The names of steel include: Symbol S (for structural steel); Description of minimum yield strength specified for thickness £16mm, expressed in MPa1); The letter W indicates that the steel is of improved resistance to atmospheric corrosion; If applicable, the letter P is used for a larger classification of phosphorus content (only if the steel is S355); "+N or +AR" logo when the product is specified and delivered under conditions of +N or +AR. The symbol "+N or +AR" will be added to the steel name and steel number.
If the product of quality J2 and K2 is required to be delivered in the rolling state at the time of ordering, the sample shall be normalized when the buyer conducts normalizing treatment, and the performance value shall conform to the standard.
EN10025-5 S355J0WP Weather Resistant Steel Plate Chemical Composition and Mechanical Property