Shipbuilding Sheet Steel Grade A
Shipbuilding steel Grade A is a structural steel that meets international standards, including the requirements of the American Bureau of Shipping (ABS), Lloyd’s Register (LR), and other maritime certification organizations. This steel has high strength, corrosion resistance, and good weldability, making it a primary material for the construction of ships and marine platforms.
Special Properties
| Property | Description |
|---|---|
| High Strength | Ensures durability of structures under harsh operating conditions. |
| Corrosion Resistance | Suitable for marine environments due to its anti-corrosion properties. |
| Good Weldability | Can be welded without the need for preheating. |
| High Ductility | Provides resistance to impact loads and deformations. |
| Stable Mechanical Properties | Meets shipbuilding industry standards for reliability and safety. |
Chemical Composition (max. %)
| Element | C | Mn | P | S |
|---|---|---|---|---|
| Grade A | 0.21 | 2.5 | 0.035 | 0.035 |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength (MPa) | 400-520 |
| Yield Strength (MPa) | Min. 235 |
| Elongation (%) | Min. 22 |
| Impact Toughness (J) at 0°C | Min. 27 |
Areas of Application
| Industry | Application |
|---|---|
| Shipbuilding | Production of ship hulls, decks, bulkheads, and structural elements. |
| Marine Platforms | Construction of offshore drilling platforms, docks, and piers. |
| Heavy Engineering | Components for large industrial and transport structures. |
Shipbuilding steel Grade A is widely used in the production of ships, tankers, barges, and other marine structures exposed to extreme loads and the corrosive effects of seawater. It ensures high operational safety and complies with all international requirements.
Forms of Supply for Shipbuilding Steel Sheets
| Shipbuilding Steel
| |||
| Marking
| Dimensions, mm | ||
| Thickness
| Width
| Length up to
| |
| Grade А
| 3 — 100
| 1 000 — 3 500
| 16 000
|
| Grade D
| 4 — 120
| 1 000 – 4 000
| 16 000
|
| Grade E
| 4 — 120
| 1 000 — 4 000
| 16 000
|
| D36
| 4 — 60
| 1 000 — 4 000
| 16 000
|
| E 36 / EH 36
| 5 — 250
| 1 000 — 3 500
| 16 000
|
| F 36 / FH 36
| 6 — 100
| 1 000 — 3 500
| 16 000
|
| EH 40
| 8 — 40
| 1 000 — 3 500
| 16 000
|
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