1. Common Grades & Classification Societies

- Shipbuilding Grades: A, B, D, E, AH36, DH36, EH36, AH40, DH40, EH40

- Offshore Engineering Grades: A36, D36, E36, F36, A40, D40, E40, F40

- Certified by: CCS, ABS, DNV, LR, BV, KR, NK

2. Mechanical Properties (Typical)

Grade Min Yield Strength (MPa) Tensile Strength (MPa) Min Elongation (%) Min Impact Energy (J) Test Temperature

Grade A 235 400–520 22 27 20 °C

Grade D 235 400–520 22 27 -20 °C

Grade E 235 400–520 22 27 -40 °C

AH36 355 490–630 21 34 -20 °C

DH36 355 490–630 21 34 -40 °C

EH36 355 490–630 21 34 -60 °C

3. Chemical Composition (wt%, Max)

Element C Si Mn P S Nb+V+Ti

Content 0.18 0.50 1.60 0.035 0.030 0.12

4. Dimension Range

- Thickness: 3 mm – 100 mm

- Width: 1500 mm – 4000 mm

- Length: 3000 mm – 16000 mm

- Custom cutting and tailored dimensions are available

5. Delivery Condition & Quality Standard

- Delivery state: Hot rolled, Normalized, Thermo-Mechanically Controlled Process (TMCP)

- Surface: Mill finish, shot blasting, anti-rust paint

- Inspection: Full ultrasonic testing; complete mill certificates and classification society approvals provided