Technical conditions for plates of S355J0-Z35

1.       Scope

The technical conditions apply to plates of S355J0-Z35 with thickness not less than 150mm to 400mm.

2.       Dimension, Shape, Weight and Permissible Deviation

The dimension, shape, weight and permissible deviation shall meet the requirements of EN10029.

Flatness: max 6mm/m.

3.       Technical conditions

3.1   Chemical composition (Ladle analysis)

The chemical composition of plates shall be accordance with the following table 1.

Table 1 Chemical composition (Ladle analysis)

3.2   Carbon equivalent (CEq)

Carbon equivalent shall be not more than 0.50 for plates of S355J0-Z35.

Carbon equivalent shall be calculated as follows:

CEq=C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15 (%)

3.3   Mechanical properties

The mechanical properties of S355J0-Z35 shall meet the requirement as table 2.

Table 2 Tensile properties

3.4   Surface quality

The surface quality of plates shall be accordance with EN10163-2.

3.5   Ultrasonic inspection

Plates shall be ultrasonic inspected per ASTM A578/A578M level C.

3.6   Direction of Thickness

Through thickness tension testing shall be done according to EN10164 (%Re ≥ 35)

3.7   Test method and inspection rules

Test items, sampling quantity, sampling method and test method shall conform to table 4.

Table 4 Test items for plates

4.       Package, marking and certificate

Package, marking and certificate shall conform to EN10025-1.

5.       The third party inspection

The chemical composition, tensile test and Charpy -V impact test for plates of S355J0-Z35 shall be witnessed by surveyor of GL.

6.       Delivery conditions

The delivery conditions for plates of S355J0-Z35 shall be Normalized.

7.       Other requirements

The other requirements for plates of S355J0-Z35 shall be accordance with EN10025-2 2004.

MTC accordance with EN10204 3.1